Annotations: 4IQJ

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
I [auth A]	tRNA_anti-codon_1	e4iqjA5	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: tRNA_anti-codon_1	ECOD (1.6)
I [auth A]	HHH_6	e4iqjA4	A: alpha arrays	X: HhH/H2TH	H: SAM/DNA-glycosylase	T: SAM domain-like	F: HHH_6	ECOD (1.6)
I [auth A]	DNA_pol3_alpha_C	e4iqjA3	A: alpha arrays	X: DNA polymerase III finger domain (From Topology)	H: DNA polymerase III finger domain (From Topology)	T: DNA polymerase III finger domain	F: DNA_pol3_alpha_C	ECOD (1.6)
I [auth A]	dnaE	e4iqjA6	A: a+b two layers	X: DNA polymerase III C-terminal domain (From Topology)	H: DNA polymerase III C-terminal domain (From Topology)	T: DNA polymerase III C-terminal domain	F: dnaE	ECOD (1.6)
I [auth A]	DNA_pol3_alpha_N	e4iqjA1	A: a+b three layers	X: Nucleotidyltransferase-like	H: Nucleotidyltransferase (From Topology)	T: Nucleotidyltransferase	F: DNA_pol3_alpha_N	ECOD (1.6)
I [auth A]	PHP	e4iqjA2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: PHP	ECOD (1.6)
J [auth B]	tRNA_anti-codon_1	e4iqjB5	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: tRNA_anti-codon_1	ECOD (1.6)
J [auth B]	HHH_6	e4iqjB4	A: alpha arrays	X: HhH/H2TH	H: SAM/DNA-glycosylase	T: SAM domain-like	F: HHH_6	ECOD (1.6)
J [auth B]	DNA_pol3_alpha_C	e4iqjB3	A: alpha arrays	X: DNA polymerase III finger domain (From Topology)	H: DNA polymerase III finger domain (From Topology)	T: DNA polymerase III finger domain	F: DNA_pol3_alpha_C	ECOD (1.6)
J [auth B]	dnaE	e4iqjB6	A: a+b two layers	X: DNA polymerase III C-terminal domain (From Topology)	H: DNA polymerase III C-terminal domain (From Topology)	T: DNA polymerase III C-terminal domain	F: dnaE	ECOD (1.6)
J [auth B]	DNA_pol3_alpha_N	e4iqjB1	A: a+b three layers	X: Nucleotidyltransferase-like	H: Nucleotidyltransferase (From Topology)	T: Nucleotidyltransferase	F: DNA_pol3_alpha_N	ECOD (1.6)
J [auth B]	PHP	e4iqjB2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: PHP	ECOD (1.6)
K [auth C]	tRNA_anti-codon_1	e4iqjC5	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: tRNA_anti-codon_1	ECOD (1.6)
K [auth C]	HHH_6	e4iqjC4	A: alpha arrays	X: HhH/H2TH	H: SAM/DNA-glycosylase	T: SAM domain-like	F: HHH_6	ECOD (1.6)
K [auth C]	DNA_pol3_alpha_C	e4iqjC3	A: alpha arrays	X: DNA polymerase III finger domain (From Topology)	H: DNA polymerase III finger domain (From Topology)	T: DNA polymerase III finger domain	F: DNA_pol3_alpha_C	ECOD (1.6)
K [auth C]	dnaE	e4iqjC6	A: a+b two layers	X: DNA polymerase III C-terminal domain (From Topology)	H: DNA polymerase III C-terminal domain (From Topology)	T: DNA polymerase III C-terminal domain	F: dnaE	ECOD (1.6)
K [auth C]	DNA_pol3_alpha_N	e4iqjC1	A: a+b three layers	X: Nucleotidyltransferase-like	H: Nucleotidyltransferase (From Topology)	T: Nucleotidyltransferase	F: DNA_pol3_alpha_N	ECOD (1.6)
K [auth C]	PHP	e4iqjC2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: PHP	ECOD (1.6)
L [auth D]	tRNA_anti-codon_1	e4iqjD5	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: tRNA_anti-codon_1	ECOD (1.6)
L [auth D]	HHH_6	e4iqjD4	A: alpha arrays	X: HhH/H2TH	H: SAM/DNA-glycosylase	T: SAM domain-like	F: HHH_6	ECOD (1.6)
L [auth D]	DNA_pol3_alpha_C	e4iqjD3	A: alpha arrays	X: DNA polymerase III finger domain (From Topology)	H: DNA polymerase III finger domain (From Topology)	T: DNA polymerase III finger domain	F: DNA_pol3_alpha_C	ECOD (1.6)
L [auth D]	dnaE	e4iqjD6	A: a+b two layers	X: DNA polymerase III C-terminal domain (From Topology)	H: DNA polymerase III C-terminal domain (From Topology)	T: DNA polymerase III C-terminal domain	F: dnaE	ECOD (1.6)
L [auth D]	DNA_pol3_alpha_N	e4iqjD1	A: a+b three layers	X: Nucleotidyltransferase-like	H: Nucleotidyltransferase (From Topology)	T: Nucleotidyltransferase	F: DNA_pol3_alpha_N	ECOD (1.6)
L [auth D]	PHP	e4iqjD2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: PHP	ECOD (1.6)
M	PRK14963	e4iqjM1	A: alpha complex topology	X: C-terminal domain of the DNA polymerase III subunit tau (From Topology)	H: C-terminal domain of the DNA polymerase III subunit tau (From Topology)	T: C-terminal domain of the DNA polymerase III subunit tau	F: PRK14963	ECOD (1.6)
N	PRK14963	e4iqjN2	A: alpha complex topology	X: C-terminal domain of the DNA polymerase III subunit tau (From Topology)	H: C-terminal domain of the DNA polymerase III subunit tau (From Topology)	T: C-terminal domain of the DNA polymerase III subunit tau	F: PRK14963	ECOD (1.6)
O	PRK14963	e4iqjO2	A: alpha complex topology	X: C-terminal domain of the DNA polymerase III subunit tau (From Topology)	H: C-terminal domain of the DNA polymerase III subunit tau (From Topology)	T: C-terminal domain of the DNA polymerase III subunit tau	F: PRK14963	ECOD (1.6)
P	PRK14963	e4iqjP2	A: alpha complex topology	X: C-terminal domain of the DNA polymerase III subunit tau (From Topology)	H: C-terminal domain of the DNA polymerase III subunit tau (From Topology)	T: C-terminal domain of the DNA polymerase III subunit tau	F: PRK14963	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
I [auth A]	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)
I [auth A]	1.10.10.1600	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Bacterial DNA polymerase III alpha subunit, thumb domain	CATH (4.3.0)
J [auth B]	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)
J [auth B]	1.10.10.1600	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Bacterial DNA polymerase III alpha subunit, thumb domain	CATH (4.3.0)
K [auth C]	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)
K [auth C]	1.10.10.1600	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Bacterial DNA polymerase III alpha subunit, thumb domain	CATH (4.3.0)
L [auth D]	3.20.20.140	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Metal-dependent hydrolases	CATH (4.3.0)
L [auth D]	1.10.10.1600	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Bacterial DNA polymerase III alpha subunit, thumb domain	CATH (4.3.0)
M	1.10.40.100	Mainly Alpha	Orthogonal Bundle	Ribonucleotide Reductase Protein R1	domain 1	CATH (4.3.0)
N	1.10.40.100	Mainly Alpha	Orthogonal Bundle	Ribonucleotide Reductase Protein R1	domain 1	CATH (4.3.0)
O	1.10.40.100	Mainly Alpha	Orthogonal Bundle	Ribonucleotide Reductase Protein R1	domain 1	CATH (4.3.0)
P	1.10.40.100	Mainly Alpha	Orthogonal Bundle	Ribonucleotide Reductase Protein R1	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
I [auth A], J [auth B], K [auth C], L [auth D]	PF02811	PHP domain (PHP)	PHP domain	-	Family
I [auth A], J [auth B], K [auth C], L [auth D]	PF07733	Bacterial DNA polymerase III alpha NTPase domain (DNA_pol3_alpha)	Bacterial DNA polymerase III alpha NTPase domain		Domain
I [auth A], J [auth B], K [auth C], L [auth D]	PF14579	Helix-hairpin-helix motif (HHH_6)	Helix-hairpin-helix motif	The HHH domain is a short DNA-binding domain [1].	Domain
I [auth A], J [auth B], K [auth C], L [auth D]	PF17657	Bacterial DNA polymerase III alpha subunit finger domain (DNA_pol3_finger)	Bacterial DNA polymerase III alpha subunit finger domain		Domain
M, N, O, P	PF20964	DNA polymerase III subunit tau, C-terminal domain (DnaX_C)	DNA polymerase III subunit tau, C-terminal domain	This domain is found at the C-terminal end of the subunit tau of bacterial DNA polymerase III (DnaX). It binds to the C terminus of the alpha subunit of the same complex through its C-terminal helix and the adjacent loop [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth E], C [auth G], G [auth K]	DNA (5'-D(PCPGPAPAPAPCPGPAPCPGPGPCPCPAPGPTPGPCPCPA)-3')	-	-	-
B [auth F], D [auth H], F [auth J], H [auth L]	DNA (5'-D(TPTPTPTPTPTPTPGPTPGPGPCPAPCPTPGPGPCPCPGPTPCPGPTPTPTPCPG)-3')	-	-	-
E [auth I]	DNA (5'-D(PCPGPAPAPAPCPGPAPCPGPGPCPCPAPGPTPGPCPCPAP*(DOC))-3')	-	-	-
I [auth A], J [auth B], K [auth C], L [auth D]	DNA polymerase III subunit alpha	catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups nuclease activity hydrolase activity, acting on ester bonds 3'-5' exonuclease activity hydrolase activity exonuclease activity	nucleobase-containing compound metabolic process DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm
M, N, O, P	DNA polymerase III subunit gamma/tau	catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides ATP-dependent activity cation binding metal ion binding	nucleobase-containing compound metabolic process DNA-templated DNA replication DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process	transferase complex, transferring phosphorus-containing groups DNA polymerase III complex protein-containing complex catalytic complex transferase complex DNA polymerase complex intracellular protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
I [auth A], J [auth B], K [auth C], L [auth D]	IPR016195	Polymerase/histidinol phosphatase-like	Homologous Superfamily
I [auth A], J [auth B], K [auth C], L [auth D]	IPR040982	DNA polymerase III alpha subunit finger domain	Domain
I [auth A], J [auth B], K [auth C], L [auth D]	IPR004013	PHP domain	Domain
I [auth A], J [auth B], K [auth C], L [auth D]	IPR041931	Bacterial DNA polymerase III alpha subunit, thumb domain	Homologous Superfamily
I [auth A], J [auth B], K [auth C], L [auth D]	IPR003141	Polymerase/histidinol phosphatase, N-terminal	Domain
I [auth A], J [auth B], K [auth C], L [auth D]	IPR011708	Bacterial DNA polymerase III, alpha subunit, NTPase domain	Domain
I [auth A], J [auth B], K [auth C], L [auth D]	IPR029460	DNA polymerase, helix-hairpin-helix motif	Domain
I [auth A], J [auth B], K [auth C], L [auth D]	IPR004805	Error-prone DNA polymerase/DNA polymerase III subunit alpha DnaE/PolC	Family
M, N, O, P	IPR001270	ClpA/B family	Family
M, N, O, P	IPR050238	DNA Replication and Repair Clamp Loader Complex	Family
M, N, O, P	IPR022754	DNA polymerase III, gamma subunit, domain III	Domain
M, N, O, P	IPR048448	DNA polymerase III subunit tau-like, C-terminal domain	Domain
M, N, O, P	IPR012763	DNA polymerase III, subunit gamma/ tau, N-terminal	Domain
M, N, O, P	IPR003593	AAA+ ATPase domain	Domain
M, N, O, P	IPR045085	DNA polymerase III, subunit gamma/tau, helical lid domain	Domain
M, N, O, P	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily