Annotations: 2CSU

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2csua1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	CoA-binding domain	Acetate-CoA ligase alpha chain, AcdA, N-terminal domain	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)
A	d2csua2	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Acetate-CoA ligase alpha chain, AcdA, domains 2 and 3	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)
B	d2csub1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	CoA-binding domain	Acetate-CoA ligase alpha chain, AcdA, N-terminal domain	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)
B	d2csub2	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Acetate-CoA ligase alpha chain, AcdA, domains 2 and 3	(Pyrococcus horikoshii OT3 ) [TaxId: 70601 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Succinyl-CoA synthetase domains	8001217	4000071	SCOP2 (2022-06-29)
A	SCOP2 Family	Succinyl-CoA synthetase domains	8001216	4000071	SCOP2 (2022-06-29)
A	SCOP2 Family	CoA-binding domain	8001215	4000014	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Succinyl-CoA synthetase domain-like	8001537	3000003	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Succinyl-CoA synthetase domain-like	8017565	3000003	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	CoA-binding Rossmann-fold domain	8017562	3000049	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8017565	3000003	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	CoA-binding Rossmann-fold domain	8017562	3000049	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8001537	3000003	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	CoA_binding_2	e2csuA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: CoA_binding_2	ECOD (1.6)
A	Ligase_CoA_1	e2csuA3	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Succinyl-CoA synthetase domains (From Topology)	T: Succinyl-CoA synthetase domains	F: Ligase_CoA_1	ECOD (1.6)
A	Succ_CoA_lig	e2csuA2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Succinyl-CoA synthetase domains (From Topology)	T: Succinyl-CoA synthetase domains	F: Succ_CoA_lig	ECOD (1.6)
B	CoA_binding_2	e2csuB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: CoA_binding_2	ECOD (1.6)
B	Ligase_CoA_1	e2csuB3	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Succinyl-CoA synthetase domains (From Topology)	T: Succinyl-CoA synthetase domains	F: Ligase_CoA_1	ECOD (1.6)
B	Succ_CoA_lig	e2csuB2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Succinyl-CoA synthetase domains (From Topology)	T: Succinyl-CoA synthetase domains	F: Succ_CoA_lig	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
A	3.40.50.261	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Succinyl-CoA synthetase domains	CATH (4.3.0)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B	3.40.50.261	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Succinyl-CoA synthetase domains	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF19045	Ligase-CoA domain (Ligase_CoA_2)	Ligase-CoA domain	This domain is related to Pfam:PF00549 and adopts a flavodoxin fold [1].	Domain
A, B	PF13380	CoA binding domain (CoA_binding_2)	CoA binding domain	This domain has a Rossmann fold and is found in a number of proteins including succinyl CoA synthetases, malate and ATP-citrate ligases.	Domain
A, B	PF13607	Succinyl-CoA ligase like flavodoxin domain (Succ_CoA_lig)	Succinyl-CoA ligase like flavodoxin domain	This domain contains the catalytic domain from Succinyl-CoA ligase alpha subunit and other related enzymes. A conserved histidine is involved in phosphoryl transfer.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	457aa long hypothetical protein	acetate-CoA ligase (ADP-forming) activity ligase activity, forming carbon-sulfur bonds catalytic activity acid-thiol ligase activity ligase activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR032875	Succinyl-CoA synthetase-like, flavodoxin domain	Domain
A, B	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B	IPR043938	Ligase-CoA domain	Domain
A, B	IPR016102	Succinyl-CoA synthetase-like	Homologous Superfamily
A, B	IPR014089	Acetate-CoA ligase [ADP-forming], alpha domain	Domain
A, B	IPR003781	CoA-binding	Domain

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.