6JEO

Structure of PSI tetramer from Anabaena

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth aA]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094435	3000850	SCOP2B (2022-06-29)
KA [auth dA]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094435	3000850	SCOP2B (2022-06-29)
M [auth bA]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094435	3000850	SCOP2B (2022-06-29)
Y [auth cA]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094435	3000850	SCOP2B (2022-06-29)
HA [auth cL]	SCOP2B Superfamily	Photosystem I reaction center subunit XI, PsaL	8095527	3000870	SCOP2B (2022-06-29)
J [auth aL]	SCOP2B Superfamily	Photosystem I reaction center subunit XI, PsaL	8095527	3000870	SCOP2B (2022-06-29)
TA [auth dL]	SCOP2B Superfamily	Photosystem I reaction center subunit XI, PsaL	8095527	3000870	SCOP2B (2022-06-29)
V [auth bL]	SCOP2B Superfamily	Photosystem I reaction center subunit XI, PsaL	8095527	3000870	SCOP2B (2022-06-29)
IA [auth cM]	SCOP2B Superfamily	Subunit XII of photosystem I reaction centre, PsaM	8094801	3000829	SCOP2B (2022-06-29)
K [auth aM]	SCOP2B Superfamily	Subunit XII of photosystem I reaction centre, PsaM	8094801	3000829	SCOP2B (2022-06-29)
UA [auth dM]	SCOP2B Superfamily	Subunit XII of photosystem I reaction centre, PsaM	8094801	3000829	SCOP2B (2022-06-29)
W [auth bM]	SCOP2B Superfamily	Subunit XII of photosystem I reaction centre, PsaM	8094801	3000829	SCOP2B (2022-06-29)
B [auth aB]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094389	3000850	SCOP2B (2022-06-29)
LA [auth dB]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094389	3000850	SCOP2B (2022-06-29)
N [auth bB]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094389	3000850	SCOP2B (2022-06-29)
Z [auth cB]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094389	3000850	SCOP2B (2022-06-29)
AA [auth cC]	SCOP2B Superfamily	4Fe-4S ferredoxins	8093786	3000020	SCOP2B (2022-06-29)
C [auth aC]	SCOP2B Superfamily	4Fe-4S ferredoxins	8093786	3000020	SCOP2B (2022-06-29)
MA [auth dC]	SCOP2 Family	7-Fe ferredoxin	8093785	4001227	SCOP2 (2022-06-29)
MA [auth dC]	SCOP2 Superfamily	4Fe-4S ferredoxins	8093786	3000020	SCOP2 (2022-06-29)
O [auth bC]	SCOP2B Superfamily	4Fe-4S ferredoxins	8093786	3000020	SCOP2B (2022-06-29)
CA [auth cE]	SCOP2B Superfamily	Electron transport accessory proteins	8093812	3000325	SCOP2B (2022-06-29)
E [auth aE]	SCOP2B Superfamily	Electron transport accessory proteins	8093812	3000325	SCOP2B (2022-06-29)
OA [auth dE]	SCOP2B Superfamily	Electron transport accessory proteins	8093812	3000325	SCOP2B (2022-06-29)
Q [auth bE]	SCOP2B Superfamily	Electron transport accessory proteins	8093812	3000325	SCOP2B (2022-06-29)
DA [auth cF]	SCOP2B Superfamily	Subunit III of photosystem I reaction centre, PsaF	8094713	3000813	SCOP2B (2022-06-29)
F [auth aF]	SCOP2B Superfamily	Subunit III of photosystem I reaction centre, PsaF	8094713	3000813	SCOP2B (2022-06-29)
PA [auth dF]	SCOP2B Superfamily	Subunit III of photosystem I reaction centre, PsaF	8094713	3000813	SCOP2B (2022-06-29)
R [auth bF]	SCOP2B Superfamily	Subunit III of photosystem I reaction centre, PsaF	8094713	3000813	SCOP2B (2022-06-29)
FA [auth cJ]	SCOP2B Superfamily	Subunit IX of photosystem I reaction centre, PsaJ	8094669	3000824	SCOP2B (2022-06-29)
H [auth aJ]	SCOP2B Superfamily	Subunit IX of photosystem I reaction centre, PsaJ	8094669	3000824	SCOP2B (2022-06-29)
RA [auth dJ]	SCOP2B Superfamily	Subunit IX of photosystem I reaction centre, PsaJ	8094669	3000824	SCOP2B (2022-06-29)
T [auth bJ]	SCOP2B Superfamily	Subunit IX of photosystem I reaction centre, PsaJ	8094669	3000824	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth aA]	PsaA_PsaB_C	e6jeoaA2	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
A [auth aA]	PsaA_PsaB_N	e6jeoaA1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
KA [auth dA]	PsaA_PsaB_C	e6jeodA1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
KA [auth dA]	PsaA_PsaB_N	e6jeodA2	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
M [auth bA]	PsaA_PsaB_C	e6jeobA2	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
M [auth bA]	PsaA_PsaB_N	e6jeobA1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
Y [auth cA]	PsaA_PsaB_C	e6jeocA2	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
Y [auth cA]	PsaA_PsaB_N	e6jeocA1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
HA [auth cL]	PsaL	e6jeocL1	A: alpha bundles	X: Photosystem I reaction center subunit XI, PsaL (From Topology)	H: Photosystem I reaction center subunit XI, PsaL (From Topology)	T: Photosystem I reaction center subunit XI, PsaL	F: PsaL	ECOD (1.6)
J [auth aL]	PsaL	e6jeoaL1	A: alpha bundles	X: Photosystem I reaction center subunit XI, PsaL (From Topology)	H: Photosystem I reaction center subunit XI, PsaL (From Topology)	T: Photosystem I reaction center subunit XI, PsaL	F: PsaL	ECOD (1.6)
TA [auth dL]	PsaL	e6jeodL1	A: alpha bundles	X: Photosystem I reaction center subunit XI, PsaL (From Topology)	H: Photosystem I reaction center subunit XI, PsaL (From Topology)	T: Photosystem I reaction center subunit XI, PsaL	F: PsaL	ECOD (1.6)
V [auth bL]	PsaL	e6jeobL1	A: alpha bundles	X: Photosystem I reaction center subunit XI, PsaL (From Topology)	H: Photosystem I reaction center subunit XI, PsaL (From Topology)	T: Photosystem I reaction center subunit XI, PsaL	F: PsaL	ECOD (1.6)
IA [auth cM]	PsaM	e6jeocM1	A: extended segments	X: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	H: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	T: Subunit XII of photosystem I reaction centre, PsaM	F: PsaM	ECOD (1.6)
K [auth aM]	PsaM	e6jeoaM1	A: extended segments	X: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	H: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	T: Subunit XII of photosystem I reaction centre, PsaM	F: PsaM	ECOD (1.6)
UA [auth dM]	PsaM	e6jeodM1	A: extended segments	X: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	H: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	T: Subunit XII of photosystem I reaction centre, PsaM	F: PsaM	ECOD (1.6)
W [auth bM]	PsaM	e6jeobM1	A: extended segments	X: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	H: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	T: Subunit XII of photosystem I reaction centre, PsaM	F: PsaM	ECOD (1.6)
JA [auth cX]	PsaX	e6jeocX1	A: extended segments	X: Subunit PsaX of photosystem I reaction centre (From Topology)	H: Subunit PsaX of photosystem I reaction centre (From Topology)	T: Subunit PsaX of photosystem I reaction centre	F: PsaX	ECOD (1.6)
L [auth aX]	PsaX	e6jeoaX1	A: extended segments	X: Subunit PsaX of photosystem I reaction centre (From Topology)	H: Subunit PsaX of photosystem I reaction centre (From Topology)	T: Subunit PsaX of photosystem I reaction centre	F: PsaX	ECOD (1.6)
VA [auth dX]	PsaX	e6jeodX1	A: extended segments	X: Subunit PsaX of photosystem I reaction centre (From Topology)	H: Subunit PsaX of photosystem I reaction centre (From Topology)	T: Subunit PsaX of photosystem I reaction centre	F: PsaX	ECOD (1.6)
X [auth bX]	PsaX	e6jeobX1	A: extended segments	X: Subunit PsaX of photosystem I reaction centre (From Topology)	H: Subunit PsaX of photosystem I reaction centre (From Topology)	T: Subunit PsaX of photosystem I reaction centre	F: PsaX	ECOD (1.6)
B [auth aB]	PsaA_PsaB_C	e6jeoaB1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
B [auth aB]	PsaA_PsaB_N	e6jeoaB2	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
LA [auth dB]	PsaA_PsaB_C	e6jeodB1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
LA [auth dB]	PsaA_PsaB_N	e6jeodB2	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
N [auth bB]	PsaA_PsaB_C	e6jeobB2	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
N [auth bB]	PsaA_PsaB_N	e6jeobB1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
Z [auth cB]	PsaA_PsaB_C	e6jeocB2	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
Z [auth cB]	PsaA_PsaB_N	e6jeocB1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
AA [auth cC]	Fer4_21_1	e6jeocC1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)
C [auth aC]	Fer4_21_1	e6jeoaC1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)
MA [auth dC]	Fer4_21_1	e6jeodC1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)
O [auth bC]	Fer4_21_1	e6jeobC1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)
BA [auth cD]	PsaD	e6jeocD1	A: a+b two layers	X: Photosystem I subunit PsaD (From Topology)	H: Photosystem I subunit PsaD (From Topology)	T: Photosystem I subunit PsaD	F: PsaD	ECOD (1.6)
D [auth aD]	PsaD	e6jeoaD1	A: a+b two layers	X: Photosystem I subunit PsaD (From Topology)	H: Photosystem I subunit PsaD (From Topology)	T: Photosystem I subunit PsaD	F: PsaD	ECOD (1.6)
NA [auth dD]	PsaD	e6jeodD1	A: a+b two layers	X: Photosystem I subunit PsaD (From Topology)	H: Photosystem I subunit PsaD (From Topology)	T: Photosystem I subunit PsaD	F: PsaD	ECOD (1.6)
P [auth bD]	PsaD	e6jeobD1	A: a+b two layers	X: Photosystem I subunit PsaD (From Topology)	H: Photosystem I subunit PsaD (From Topology)	T: Photosystem I subunit PsaD	F: PsaD	ECOD (1.6)
CA [auth cE]	PSI_PsaE	e6jeocE1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: PSI_PsaE	ECOD (1.6)
E [auth aE]	PSI_PsaE	e6jeoaE1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: PSI_PsaE	ECOD (1.6)
OA [auth dE]	PSI_PsaE	e6jeodE1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: PSI_PsaE	ECOD (1.6)
Q [auth bE]	PSI_PsaE	e6jeobE1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: PSI_PsaE	ECOD (1.6)
DA [auth cF]	PSI_PsaF	e6jeocF1	A: extended segments	X: Subunit III of photosystem I reaction centre, PsaF (From Topology)	H: Subunit III of photosystem I reaction centre, PsaF (From Topology)	T: Subunit III of photosystem I reaction centre, PsaF	F: PSI_PsaF	ECOD (1.6)
F [auth aF]	PSI_PsaF	e6jeoaF1	A: extended segments	X: Subunit III of photosystem I reaction centre, PsaF (From Topology)	H: Subunit III of photosystem I reaction centre, PsaF (From Topology)	T: Subunit III of photosystem I reaction centre, PsaF	F: PSI_PsaF	ECOD (1.6)
PA [auth dF]	PSI_PsaF	e6jeodF1	A: extended segments	X: Subunit III of photosystem I reaction centre, PsaF (From Topology)	H: Subunit III of photosystem I reaction centre, PsaF (From Topology)	T: Subunit III of photosystem I reaction centre, PsaF	F: PSI_PsaF	ECOD (1.6)
R [auth bF]	PSI_PsaF	e6jeobF1	A: extended segments	X: Subunit III of photosystem I reaction centre, PsaF (From Topology)	H: Subunit III of photosystem I reaction centre, PsaF (From Topology)	T: Subunit III of photosystem I reaction centre, PsaF	F: PSI_PsaF	ECOD (1.6)
EA [auth cI]	PSI_8	e6jeocI1	A: extended segments	X: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	H: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	T: Subunit VIII of photosystem I reaction centre, PsaI	F: PSI_8	ECOD (1.6)
G [auth aI]	PSI_8	e6jeoaI1	A: extended segments	X: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	H: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	T: Subunit VIII of photosystem I reaction centre, PsaI	F: PSI_8	ECOD (1.6)
QA [auth dI]	PSI_8	e6jeodI1	A: extended segments	X: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	H: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	T: Subunit VIII of photosystem I reaction centre, PsaI	F: PSI_8	ECOD (1.6)
S [auth bI]	PSI_8	e6jeobI1	A: extended segments	X: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	H: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	T: Subunit VIII of photosystem I reaction centre, PsaI	F: PSI_8	ECOD (1.6)
FA [auth cJ]	PSI_PsaJ	e6jeocJ1	A: extended segments	X: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	H: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	T: Subunit IX of photosystem I reaction centre, PsaJ	F: PSI_PsaJ	ECOD (1.6)
H [auth aJ]	PSI_PsaJ	e6jeoaJ1	A: extended segments	X: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	H: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	T: Subunit IX of photosystem I reaction centre, PsaJ	F: PSI_PsaJ	ECOD (1.6)
RA [auth dJ]	PSI_PsaJ	e6jeodJ1	A: extended segments	X: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	H: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	T: Subunit IX of photosystem I reaction centre, PsaJ	F: PSI_PsaJ	ECOD (1.6)
T [auth bJ]	PSI_PsaJ	e6jeobJ1	A: extended segments	X: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	H: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	T: Subunit IX of photosystem I reaction centre, PsaJ	F: PSI_PsaJ	ECOD (1.6)
GA [auth cK]	PSI_PSAK	e6jeocK1	A: alpha bundles	X: Photosystem I reaction center subunit X, PsaK (From Topology)	H: Photosystem I reaction center subunit X, PsaK (From Topology)	T: Photosystem I reaction center subunit X, PsaK	F: PSI_PSAK	ECOD (1.6)
I [auth aK]	PSI_PSAK	e6jeoaK1	A: alpha bundles	X: Photosystem I reaction center subunit X, PsaK (From Topology)	H: Photosystem I reaction center subunit X, PsaK (From Topology)	T: Photosystem I reaction center subunit X, PsaK	F: PSI_PSAK	ECOD (1.6)
SA [auth dK]	PSI_PSAK	e6jeodK1	A: alpha bundles	X: Photosystem I reaction center subunit X, PsaK (From Topology)	H: Photosystem I reaction center subunit X, PsaK (From Topology)	T: Photosystem I reaction center subunit X, PsaK	F: PSI_PSAK	ECOD (1.6)
U [auth bK]	PSI_PSAK	e6jeobK1	A: alpha bundles	X: Photosystem I reaction center subunit X, PsaK (From Topology)	H: Photosystem I reaction center subunit X, PsaK (From Topology)	T: Photosystem I reaction center subunit X, PsaK	F: PSI_PSAK	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth aA], KA [auth dA], M [auth bA], Y [auth cA]	Photosystem I P700 chlorophyll a apoprotein A1	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding oxidoreductase activity catalytic activity iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding chlorophyll binding tetrapyrrole binding electron transfer activity	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
HA [auth cL], J [auth aL], TA [auth dL], V [auth bL]	Photosystem I reaction center subunit XI	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center
IA [auth cM], K [auth aM], UA [auth dM], W [auth bM]	Photosystem I reaction center subunit XII	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
JA [auth cX], L [auth aX], VA [auth dX], X [auth bX]	Photosystem I 4.8 kDa protein	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
B [auth aB], LA [auth dB], N [auth bB], Z [auth cB]	Photosystem I P700 chlorophyll a apoprotein A2 1	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding oxidoreductase activity catalytic activity iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding chlorophyll binding tetrapyrrole binding electron transfer activity	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
AA [auth cC], C [auth aC], MA [auth dC], O [auth bC]	Photosystem I iron-sulfur center	oxidoreductase activity catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding electron transfer activity cation binding ion binding metal ion binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy photosynthetic electron transport in photosystem I	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
BA [auth cD], D [auth aD], NA [auth dD], P [auth bD]	Photosystem I reaction center subunit II	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center
CA [auth cE], E [auth aE], OA [auth dE], Q [auth bE]	Photosystem I reaction center subunit IV	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center
DA [auth cF], F [auth aF], PA [auth dF], R [auth bF]	Photosystem I reaction center subunit III	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center
EA [auth cI], G [auth aI], QA [auth dI], S [auth bI]	Photosystem I reaction center subunit VIII	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
FA [auth cJ], H [auth aJ], RA [auth dJ], T [auth bJ]	Photosystem I reaction center subunit IX	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
GA [auth cK], I [auth aK], SA [auth dK], U [auth bK]	Photosystem I reaction center subunit PsaK 1	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth aA], KA [auth dA], M [auth bA], Y [auth cA]	IPR006243	Photosystem I PsaA	Family
A [auth aA], KA [auth dA], M [auth bA], Y [auth cA]	IPR036408	Photosystem I PsaA/PsaB superfamily	Homologous Superfamily
A [auth aA], KA [auth dA], M [auth bA], Y [auth cA]	IPR001280	Photosystem I PsaA/PsaB	Family
A [auth aA], KA [auth dA], M [auth bA], Y [auth cA]	IPR020586	Photosystem I PsaA/PsaB, conserved site	Conserved Site
HA [auth cL], J [auth aL], TA [auth dL], V [auth bL]	IPR003757	Photosystem I PsaL, reaction centre subunit XI	Domain
HA [auth cL], J [auth aL], TA [auth dL], V [auth bL]	IPR022980	Photosystem I, reaction centre subunit XI	Family
HA [auth cL], J [auth aL], TA [auth dL], V [auth bL]	IPR036592	Photosystem I PsaL, reaction centre subunit XI superfamily	Homologous Superfamily
IA [auth cM], K [auth aM], UA [auth dM], W [auth bM]	IPR010010	Photosystem I PsaM, reaction centre	Family
IA [auth cM], K [auth aM], UA [auth dM], W [auth bM]	IPR037279	Photosystem I PsaM, reaction centre superfamily	Homologous Superfamily
JA [auth cX], L [auth aX], VA [auth dX], X [auth bX]	IPR036243	Photosystem I PsaX superfamily	Homologous Superfamily
JA [auth cX], L [auth aX], VA [auth dX], X [auth bX]	IPR012986	Photosystem I PsaX	Family
B [auth aB], LA [auth dB], N [auth bB], Z [auth cB]	IPR036408	Photosystem I PsaA/PsaB superfamily	Homologous Superfamily
B [auth aB], LA [auth dB], N [auth bB], Z [auth cB]	IPR001280	Photosystem I PsaA/PsaB	Family
B [auth aB], LA [auth dB], N [auth bB], Z [auth cB]	IPR006244	Photosystem I PsaB	Family
B [auth aB], LA [auth dB], N [auth bB], Z [auth cB]	IPR020586	Photosystem I PsaA/PsaB, conserved site	Conserved Site
AA [auth cC], C [auth aC], MA [auth dC], O [auth bC]	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
AA [auth cC], C [auth aC], MA [auth dC], O [auth bC]	IPR050157	Photosystem I iron-sulfur center	Family
AA [auth cC], C [auth aC], MA [auth dC], O [auth bC]	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
AA [auth cC], C [auth aC], MA [auth dC], O [auth bC]	IPR017491	Photosystem I protein PsaC	Family
BA [auth cD], D [auth aD], NA [auth dD], P [auth bD]	IPR003685	Photosystem I PsaD	Family
BA [auth cD], D [auth aD], NA [auth dD], P [auth bD]	IPR036579	Photosystem I, reaction centre subunit PsaD superfamily	Homologous Superfamily
CA [auth cE], E [auth aE], OA [auth dE], Q [auth bE]	IPR008990	Electron transport accessory-like domain superfamily	Homologous Superfamily
CA [auth cE], E [auth aE], OA [auth dE], Q [auth bE]	IPR003375	Photosystem I PsaE, reaction centre subunit IV	Family
DA [auth cF], F [auth aF], PA [auth dF], R [auth bF]	IPR036577	Photosystem I PsaF, reaction centre subunit III superfamily	Homologous Superfamily
DA [auth cF], F [auth aF], PA [auth dF], R [auth bF]	IPR003666	Photosystem I PsaF, reaction centre subunit III	Family
EA [auth cI], G [auth aI], QA [auth dI], S [auth bI]	IPR036357	Photosystem I reaction centre subunit VIII superfamily	Homologous Superfamily
EA [auth cI], G [auth aI], QA [auth dI], S [auth bI]	IPR001302	Photosystem I reaction centre subunit VIII	Family
FA [auth cJ], H [auth aJ], RA [auth dJ], T [auth bJ]	IPR002615	Photosystem I PsaJ, reaction centre subunit IX	Family
FA [auth cJ], H [auth aJ], RA [auth dJ], T [auth bJ]	IPR036062	Photosystem I PsaJ, reaction centre subunit IX superfamily	Homologous Superfamily
GA [auth cK], I [auth aK], SA [auth dK], U [auth bK]	IPR037101	Photosystem I reaction centre subunit PsaK	Homologous Superfamily
GA [auth cK], I [auth aK], SA [auth dK], U [auth bK]	IPR000549	Photosystem I reaction center subunit V/PsaK	Family
GA [auth cK], I [auth aK], SA [auth dK], U [auth bK]	IPR035982	Photosystem I reaction centre subunit PsaK superfamily	Homologous Superfamily
GA [auth cK], I [auth aK], SA [auth dK], U [auth bK]	IPR017492	Photosystem I reaction center subunit PsaK	Family

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A [auth aA], AA [auth cC], B [auth aB], BA [auth cD], C [auth aC] A [auth aA], AA [auth cC], B [auth aB], BA [auth cD], C [auth aC], CA [auth cE], D [auth aD], DA [auth cF], E [auth aE], EA [auth cI], F [auth aF], FA [auth cJ], G [auth aI], GA [auth cK], H [auth aJ], HA [auth cL], I [auth aK], IA [auth cM], J [auth aL], JA [auth cX], K [auth aM], KA [auth dA], L [auth aX], LA [auth dB], M [auth bA], MA [auth dC], N [auth bB], NA [auth dD], O [auth bC], OA [auth dE], P [auth bD], PA [auth dF], Q [auth bE], QA [auth dI], R [auth bF], RA [auth dJ], S [auth bI], SA [auth dK], T [auth bJ], TA [auth dL], U [auth bK], UA [auth dM], V [auth bL], VA [auth dX], W [auth bM], X [auth bX], Y [auth cA], Z [auth cB]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Photosystems	tetrameric photosystem I