7PQD

Cryo-EM structure of the dimeric Rhodobacter sphaeroides RC-LH1 core complex at 2.9 A: the structural basis for dimerisation

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
EA [auth M]	SCOP2B Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8099400	3000736	SCOP2B (2022-06-29)
NB [auth m]	SCOP2B Superfamily	Bacterial photosystem II reaction centre, L and M subunits	8099400	3000736	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]	LHC_like	e7pqdAA1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
B [auth AB]	LHC_like	e7pqdAB1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
C [auth AC]	LHC_like	e7pqdAC1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
D [auth AD]	LHC_like	e7pqdAD1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
E [auth AE]	LHC_like	e7pqdAE1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
F [auth AF]	LHC_like	e7pqdAF1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
G [auth AG]	LHC_like	e7pqdAG1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
H [auth AH]	LHC_like	e7pqdAH1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
I [auth AI]	LHC_like	e7pqdAI1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
J [auth AJ]	LHC_like	e7pqdAJ1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
JA [auth aa]	LHC_like	e7pqdaa1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
K [auth AK]	LHC_like	e7pqdAK1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
KA [auth ab]	LHC_like	e7pqdab1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
L [auth AL]	LHC_like	e7pqdAL1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
LA [auth ac]	LHC_like	e7pqdac1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
M [auth AM]	LHC_like	e7pqdAM1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
MA [auth ad]	LHC_like	e7pqdad1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
N [auth AN]	LHC_like	e7pqdAN1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
NA [auth ae]	LHC_like	e7pqdae1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
OA [auth af]	LHC_like	e7pqdaf1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
PA [auth ag]	LHC_like	e7pqdag1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
QA [auth ah]	LHC_like	e7pqdah1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
RA [auth ai]	LHC_like	e7pqdai1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
SA [auth aj]	LHC_like	e7pqdaj1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
TA [auth ak]	LHC_like	e7pqdak1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
UA [auth al]	LHC_like	e7pqdal1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
VA [auth am]	LHC_like	e7pqdam1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
WA [auth an]	LHC_like	e7pqdan1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
AA [auth BM]	LHC_like	e7pqdBM1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
AB [auth bd]	LHC_like	e7pqdbd1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
BA [auth BN]	LHC_like	e7pqdBN1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
BB [auth be]	LHC_like	e7pqdbe1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
CB [auth bf]	LHC_like	e7pqdbf1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
DB [auth bg]	LHC_like	e7pqdbg1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
EB [auth bh]	LHC_like	e7pqdbh1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
FB [auth bi]	LHC_like	e7pqdbi1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
GB [auth bj]	LHC_like	e7pqdbj1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
HB [auth bk]	LHC_like	e7pqdbk1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
IB [auth bl]	LHC_like	e7pqdbl1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
JB [auth bm]	LHC_like	e7pqdbm1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
KB [auth bn]	LHC_like	e7pqdbn1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
O [auth BA]	LHC_like	e7pqdBA1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
P [auth BB]	LHC_like	e7pqdBB1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
Q [auth BC]	LHC_like	e7pqdBC1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
R [auth BD]	LHC_like	e7pqdBD1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
S [auth BE]	LHC_like	e7pqdBE1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
T [auth BF]	LHC_like	e7pqdBF1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
U [auth BG]	LHC_like	e7pqdBG1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
V [auth BH]	LHC_like	e7pqdBH1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
W [auth BI]	LHC_like	e7pqdBI1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
X [auth BJ]	LHC_like	e7pqdBJ1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
XA [auth ba]	LHC_like	e7pqdba1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
Y [auth BK]	LHC_like	e7pqdBK1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
YA [auth bb]	LHC_like	e7pqdbb1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
Z [auth BL]	LHC_like	e7pqdBL1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
ZA [auth bc]	LHC_like	e7pqdbc1	A: extended segments	X: Bacterial light-harvesting complex subunits (From Topology)	H: Bacterial light-harvesting complex subunits (From Topology)	T: Bacterial light-harvesting complex subunits	F: LHC_like	ECOD (1.6)
CA [auth H]	PRCH_C	e7pqdH1	A: beta barrels	X: SH3	H: PRC-barrel domain (From Topology)	T: PRC-barrel domain	F: PRCH_C	ECOD (1.6)
CA [auth H]	PRCH_N	e7pqdH2	A: extended segments	X: Photosystem II reaction centre subunit H, transmembrane region (From Topology)	H: Photosystem II reaction centre subunit H, transmembrane region (From Topology)	T: Photosystem II reaction centre subunit H, transmembrane region	F: PRCH_N	ECOD (1.6)
LB [auth h]	PRCH_C	e7pqdh1	A: beta barrels	X: SH3	H: PRC-barrel domain (From Topology)	T: PRC-barrel domain	F: PRCH_C	ECOD (1.6)
LB [auth h]	PRCH_N	e7pqdh2	A: extended segments	X: Photosystem II reaction centre subunit H, transmembrane region (From Topology)	H: Photosystem II reaction centre subunit H, transmembrane region (From Topology)	T: Photosystem II reaction centre subunit H, transmembrane region	F: PRCH_N	ECOD (1.6)
DA [auth L]	Photo_RC	e7pqdL1	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: Photo_RC	ECOD (1.6)
MB [auth l]	Photo_RC	e7pqdl1	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: Photo_RC	ECOD (1.6)
EA [auth M]	Photo_RC	e7pqdM1	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: Photo_RC	ECOD (1.6)
NB [auth m]	Photo_RC	e7pqdm1	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: Photo_RC	ECOD (1.6)
IA [auth X]	RhodobacterPufX	e7pqdX1	A: extended segments	X: Intrinsic membrane protein pufX (From Topology)	H: Intrinsic membrane protein pufX (From Topology)	T: Intrinsic membrane protein pufX	F: RhodobacterPufX	ECOD (1.6)
RB [auth x]	RhodobacterPufX	e7pqdx1	A: extended segments	X: Intrinsic membrane protein pufX (From Topology)	H: Intrinsic membrane protein pufX (From Topology)	T: Intrinsic membrane protein pufX	F: RhodobacterPufX	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
EA [auth M], NB [auth m]	PF00124	Photosynthetic reaction centre protein (Photo_RC)	Photosynthetic reaction centre protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth AA], B [auth AB], C [auth AC], D [auth AD], E [auth AE], A [auth AA], B [auth AB], C [auth AC], D [auth AD], E [auth AE], F [auth AF], G [auth AG], H [auth AH], I [auth AI], J [auth AJ], JA [auth aa], K [auth AK], KA [auth ab], L [auth AL], LA [auth ac], M [auth AM], MA [auth ad], N [auth AN], NA [auth ae], OA [auth af], PA [auth ag], QA [auth ah], RA [auth ai], SA [auth aj], TA [auth ak], UA [auth al], VA [auth am], WA [auth an]	LH1-alpha	-	-	-
AA [auth BM], AB [auth bd], BA [auth BN], BB [auth be], CB [auth bf], AA [auth BM], AB [auth bd], BA [auth BN], BB [auth be], CB [auth bf], DB [auth bg], EB [auth bh], FB [auth bi], GB [auth bj], HB [auth bk], IB [auth bl], JB [auth bm], KB [auth bn], O [auth BA], P [auth BB], Q [auth BC], R [auth BD], S [auth BE], T [auth BF], U [auth BG], V [auth BH], W [auth BI], X [auth BJ], XA [auth ba], Y [auth BK], YA [auth bb], Z [auth BL], ZA [auth bc]	LH1-beta	-	-	-
CA [auth H], LB [auth h]	RC-H	-	-	-
DA [auth L], MB [auth l]	RC-L	-	-	-
EA [auth M], NB [auth m]	Reaction center protein M chain	electron transfer activity electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity chlorophyll binding binding bacteriochlorophyll binding tetrapyrrole binding cation binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane intracellular membraneless organelle plasma membrane-derived chromatophore intracellular organelle cellular anatomical structure organelle membraneless organelle cytoplasm photosynthetic membrane thylakoid membrane-bounded organelle plasma membrane light-harvesting complex intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane intracellular membraneless organelle plasma membrane-derived chromatophore intracellular organelle cellular anatomical structure organelle membraneless organelle cytoplasm photosynthetic membrane thylakoid membrane-bounded organelle plasma membrane light-harvesting complex protein-containing complex intracellular vesicle light-harvesting complex intracellular membrane-bounded organelle cytoplasmic vesicle vesicle
FA [auth UA], GA [auth UB], OB [auth ua], PB [auth ub]	PufZ	-	-	-
HA [auth UU], QB [auth uu]	PufY	-	-	-
IA [auth X], RB [auth x]	PufX	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
EA [auth M], NB [auth m]	IPR036854	Photosystem II protein D1/D2 superfamily	Homologous Superfamily
EA [auth M], NB [auth m]	IPR005781	Photosynthetic reaction centre, M subunit	Family
EA [auth M], NB [auth m]	IPR000484	Photosynthetic reaction centre, L/M	Family
EA [auth M], NB [auth m]	IPR055265	Photosynthetic reaction centre, L/M, conserved site	Conserved Site

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
EA [auth M], NB [auth m]	OPM	Transmembrane	Alpha-helical polytopic	Photosystems	Bacterial photosystems

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A [auth AA], B [auth AB], C [auth AC], D [auth AD], E [auth AE], A [auth AA], B [auth AB], C [auth AC], D [auth AD], E [auth AE], F [auth AF], G [auth AG], H [auth AH], I [auth AI], J [auth AJ], JA [auth aa], K [auth AK], KA [auth ab], L [auth AL], LA [auth ac], M [auth AM], MA [auth ad], N [auth AN], NA [auth ae], OA [auth af], PA [auth ag], QA [auth ah], RA [auth ai], SA [auth aj], TA [auth ak], UA [auth al], VA [auth am], WA [auth an]	FME	Parent Component: MET RESID: AA0021 , AA0566 PSI-MOD : N-formyl-L-methionine residue MOD:00030 , N-formyl-L-methionine (Met) MOD:00482 , N-[(L-histidin-1'-yl)methyl]-L-methionine (fMet) MOD:01890 , N-[(L-histidin-1'-yl)methyl]-L-methionine (Met) MOD:01891