2NU9

C123aT Mutant of E. coli Succinyl-CoA Synthetase Orthorhombic Crystal Form

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2nu9a1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	CoA-binding domain	Succinyl-CoA synthetase, alpha-chain, N-terminal (CoA-binding) domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d2nu9a2	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase, alpha-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C [auth D]	d2nu9d1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	CoA-binding domain	Succinyl-CoA synthetase, alpha-chain, N-terminal (CoA-binding) domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C [auth D]	d2nu9d2	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase, alpha-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
E [auth F]	d2nu9f1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	CoA-binding domain	Succinyl-CoA synthetase, alpha-chain, N-terminal (CoA-binding) domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
E [auth F]	d2nu9f2	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase, alpha-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
G [auth H]	d2nu9h1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	CoA-binding domain	Succinyl-CoA synthetase, alpha-chain, N-terminal (CoA-binding) domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
G [auth H]	d2nu9h2	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase, alpha-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
D [auth E]	d2nu9e1	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase, beta-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
D [auth E]	d2nu9e2	Alpha and beta proteins (a+b)	ATP-grasp	Glutathione synthetase ATP-binding domain-like	Succinyl-CoA synthetase, beta-chain, N-terminal domain	Succinyl-CoA synthetase, beta-chain, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
F [auth G]	d2nu9g1	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase, beta-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
F [auth G]	d2nu9g2	Alpha and beta proteins (a+b)	ATP-grasp	Glutathione synthetase ATP-binding domain-like	Succinyl-CoA synthetase, beta-chain, N-terminal domain	Succinyl-CoA synthetase, beta-chain, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d2nu9b1	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase, beta-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d2nu9b2	Alpha and beta proteins (a+b)	ATP-grasp	Glutathione synthetase ATP-binding domain-like	Succinyl-CoA synthetase, beta-chain, N-terminal domain	Succinyl-CoA synthetase, beta-chain, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
H [auth I]	d2nu9i1	Alpha and beta proteins (a/b)	Flavodoxin-like	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase domains	Succinyl-CoA synthetase, beta-chain, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
H [auth I]	d2nu9i2	Alpha and beta proteins (a+b)	ATP-grasp	Glutathione synthetase ATP-binding domain-like	Succinyl-CoA synthetase, beta-chain, N-terminal domain	Succinyl-CoA synthetase, beta-chain, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8001535	3000003	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	CoA-binding Rossmann-fold domain	8017583	3000049	SCOP2B (2022-06-29)
C [auth D]	SCOP2B Superfamily	CoA-binding Rossmann-fold domain	8017583	3000049	SCOP2B (2022-06-29)
C [auth D]	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8001535	3000003	SCOP2B (2022-06-29)
E [auth F]	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8001535	3000003	SCOP2B (2022-06-29)
E [auth F]	SCOP2B Superfamily	CoA-binding Rossmann-fold domain	8017583	3000049	SCOP2B (2022-06-29)
G [auth H]	SCOP2B Superfamily	CoA-binding Rossmann-fold domain	8017583	3000049	SCOP2B (2022-06-29)
G [auth H]	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8001535	3000003	SCOP2B (2022-06-29)
D [auth E]	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8017596	3000003	SCOP2B (2022-06-29)
D [auth E]	SCOP2B Superfamily	Glutathione synthetase ATP-binding domain-like	8002631	3000094	SCOP2B (2022-06-29)
F [auth G]	SCOP2B Superfamily	Glutathione synthetase ATP-binding domain-like	8002631	3000094	SCOP2B (2022-06-29)
F [auth G]	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8017596	3000003	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8017596	3000003	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Glutathione synthetase ATP-binding domain-like	8002631	3000094	SCOP2B (2022-06-29)
H [auth I]	SCOP2B Superfamily	Succinyl-CoA synthetase domain-like	8017596	3000003	SCOP2B (2022-06-29)
H [auth I]	SCOP2B Superfamily	Glutathione synthetase ATP-binding domain-like	8002631	3000094	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	e2nu9A1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: CoA_binding	ECOD (1.6)
A	Succ_CoA_lig	e2nu9A2	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)
C [auth D]	CoA_binding	e2nu9D1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: CoA_binding	ECOD (1.6)
C [auth D]	Succ_CoA_lig	e2nu9D2	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)
E [auth F]	CoA_binding	e2nu9F1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: CoA_binding	ECOD (1.6)
E [auth F]	Succ_CoA_lig	e2nu9F2	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)
G [auth H]	CoA_binding	e2nu9H1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: CoA_binding	ECOD (1.6)
G [auth H]	Succ_CoA_lig	e2nu9H2	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)
D [auth E]	ATP-grasp_2	e2nu9E1	A: a+b complex topology	X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)	H: Protein kinase/SAICAR synthase/ATP-grasp	T: ATP-grasp	F: ATP-grasp_2	ECOD (1.6)
D [auth E]	Citrate_bind	e2nu9E2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Succinyl-CoA synthetase domains (From Topology)	T: Succinyl-CoA synthetase domains	F: Citrate_bind	ECOD (1.6)
F [auth G]	ATP-grasp_2	e2nu9G1	A: a+b complex topology	X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)	H: Protein kinase/SAICAR synthase/ATP-grasp	T: ATP-grasp	F: ATP-grasp_2	ECOD (1.6)
F [auth G]	Citrate_bind	e2nu9G2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Succinyl-CoA synthetase domains (From Topology)	T: Succinyl-CoA synthetase domains	F: Citrate_bind	ECOD (1.6)
B	ATP-grasp_2	e2nu9B1	A: a+b complex topology	X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)	H: Protein kinase/SAICAR synthase/ATP-grasp	T: ATP-grasp	F: ATP-grasp_2	ECOD (1.6)
B	Citrate_bind	e2nu9B2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Succinyl-CoA synthetase domains (From Topology)	T: Succinyl-CoA synthetase domains	F: Citrate_bind	ECOD (1.6)
H [auth I]	ATP-grasp_2	e2nu9I1	A: a+b complex topology	X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)	H: Protein kinase/SAICAR synthase/ATP-grasp	T: ATP-grasp	F: ATP-grasp_2	ECOD (1.6)
H [auth I]	Citrate_bind	e2nu9I2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Succinyl-CoA synthetase domains (From Topology)	T: Succinyl-CoA synthetase domains	F: Citrate_bind	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)
C [auth D]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
C [auth D]	3.40.50.261	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Succinyl-CoA synthetase domains	CATH (4.3.0)
E [auth F]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
E [auth F]	3.40.50.261	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Succinyl-CoA synthetase domains	CATH (4.3.0)
G [auth H]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
G [auth H]	3.40.50.261	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Succinyl-CoA synthetase domains	CATH (4.3.0)
D [auth E]	3.30.470.20	Alpha Beta	2-Layer Sandwich	D-amino Acid Aminotransferase	Chain A, domain 1	CATH (4.3.0)
D [auth E]	3.30.1490.20	Alpha Beta	2-Layer Sandwich	Dna Ligase	domain 1	CATH (4.3.0)
D [auth E]	3.40.50.261	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Succinyl-CoA synthetase domains	CATH (4.3.0)
F [auth G]	3.30.470.20	Alpha Beta	2-Layer Sandwich	D-amino Acid Aminotransferase	Chain A, domain 1	CATH (4.3.0)
F [auth G]	3.30.1490.20	Alpha Beta	2-Layer Sandwich	Dna Ligase	domain 1	CATH (4.3.0)
F [auth G]	3.40.50.261	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Succinyl-CoA synthetase domains	CATH (4.3.0)
B	3.30.470.20	Alpha Beta	2-Layer Sandwich	D-amino Acid Aminotransferase	Chain A, domain 1	CATH (4.3.0)
B	3.30.1490.20	Alpha Beta	2-Layer Sandwich	Dna Ligase	domain 1	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)
H [auth I]	3.30.470.20	Alpha Beta	2-Layer Sandwich	D-amino Acid Aminotransferase	Chain A, domain 1	CATH (4.3.0)
H [auth I]	3.30.1490.20	Alpha Beta	2-Layer Sandwich	Dna Ligase	domain 1	CATH (4.3.0)
H [auth I]	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, C [auth D], E [auth F], G [auth H]	PF02629	CoA binding domain (CoA_binding)	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, C [auth D], E [auth F], G [auth H]	PF00549	CoA-ligase (Ligase_CoA)	CoA-ligase	This family includes the CoA ligases Succinyl-CoA synthetase alpha and beta chains, malate CoA ligase and ATP-citrate lyase. Some members of the family utilise ATP others use GTP.	Domain
B, D [auth E], F [auth G], H [auth I]	PF08442	ATP-grasp domain (ATP-grasp_2)	ATP-grasp domain	-	Domain
B, D [auth E], F [auth G], H [auth I]	PF00549	CoA-ligase (Ligase_CoA)	CoA-ligase	This family includes the CoA ligases Succinyl-CoA synthetase alpha and beta chains, malate CoA ligase and ATP-citrate lyase. Some members of the family utilise ATP others use GTP.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C [auth D], E [auth F], G [auth H]	Succinyl-CoA ligase [ADP-forming] subunit alpha	succinate-CoA ligase (ADP-forming) activity succinate-CoA ligase activity ligase activity, forming carbon-sulfur bonds catalytic activity acid-thiol ligase activity ligase activity binding nucleoside phosphate binding organic cyclic compound binding nucleotide binding heterocyclic compound binding small molecule binding succinate-CoA ligase (GDP-forming) activity	aerobic respiration cellular respiration tricarboxylic acid cycle energy derivation by oxidation of organic compounds cellular metabolic process metabolic process cellular process primary metabolic process generation of precursor metabolites and energy	succinate-CoA ligase complex (ADP-forming) protein-containing complex intracellular anatomical structure catalytic complex tricarboxylic acid cycle heteromeric enzyme complex cytoplasm cellular anatomical entity succinate-CoA ligase complex cytosol
B, D [auth E], F [auth G], H [auth I]	Succinyl-CoA synthetase beta chain	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding succinate-CoA ligase (ADP-forming) activity succinate-CoA ligase activity ligase activity, forming carbon-sulfur bonds catalytic activity acid-thiol ligase activity ligase activity succinate-CoA ligase (GDP-forming) activity	aerobic respiration cellular respiration tricarboxylic acid cycle energy derivation by oxidation of organic compounds cellular metabolic process metabolic process cellular process primary metabolic process generation of precursor metabolites and energy ribose phosphate metabolic process nucleoside bisphosphate metabolic process purine nucleoside bisphosphate metabolic process ribonucleoside bisphosphate metabolic process carbohydrate derivative metabolic process aerobic respiration cellular respiration tricarboxylic acid cycle energy derivation by oxidation of organic compounds cellular metabolic process metabolic process cellular process primary metabolic process generation of precursor metabolites and energy ribose phosphate metabolic process nucleoside bisphosphate metabolic process purine nucleoside bisphosphate metabolic process ribonucleoside bisphosphate metabolic process carbohydrate derivative metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process organic substance metabolic process acyl-CoA metabolic process ribonucleotide metabolic process nucleobase-containing small molecule metabolic process phosphate-containing compound metabolic process small molecule metabolic process sulfur compound metabolic process succinyl-CoA metabolic process amide metabolic process thioester metabolic process phosphorus metabolic process nucleoside phosphate metabolic process organonitrogen compound metabolic process nucleotide metabolic process purine-containing compound metabolic process organic cyclic compound metabolic process organophosphate metabolic process purine ribonucleotide metabolic process	succinate-CoA ligase complex (ADP-forming) protein-containing complex intracellular anatomical structure catalytic complex tricarboxylic acid cycle heteromeric enzyme complex cytoplasm cellular anatomical entity succinate-CoA ligase complex cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C [auth D], E [auth F], G [auth H]	IPR016102	Succinyl-CoA synthetase-like	Homologous Superfamily
A, C [auth D], E [auth F], G [auth H]	IPR017440	ATP-citrate lyase/succinyl-CoA ligase, active site	Active Site
A, C [auth D], E [auth F], G [auth H]	IPR033847	ATP-citrate lyase/succinyl-CoA ligase, conserved site	Conserved Site
A, C [auth D], E [auth F], G [auth H]	IPR003781	CoA-binding	Domain
A, C [auth D], E [auth F], G [auth H]	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, C [auth D], E [auth F], G [auth H]	IPR005810	Succinyl-CoA ligase, alpha subunit	Family
A, C [auth D], E [auth F], G [auth H]	IPR005811	ATP-citrate synthase/succinyl-CoA ligase, C-terminal domain	Domain
B, D [auth E], F [auth G], H [auth I]	IPR011761	ATP-grasp fold	Domain
B, D [auth E], F [auth G], H [auth I]	IPR013815	ATP-grasp fold, subdomain 1	Homologous Superfamily
B, D [auth E], F [auth G], H [auth I]	IPR016102	Succinyl-CoA synthetase-like	Homologous Superfamily
B, D [auth E], F [auth G], H [auth I]	IPR013650	ATP-grasp fold, succinyl-CoA synthetase-type	Domain
B, D [auth E], F [auth G], H [auth I]	IPR017866	Succinyl-CoA synthetase, beta subunit, conserved site	Conserved Site
B, D [auth E], F [auth G], H [auth I]	IPR005811	ATP-citrate synthase/succinyl-CoA ligase, C-terminal domain	Domain
B, D [auth E], F [auth G], H [auth I]	IPR005809	Succinate--CoA ligase-like, beta subunit	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, C [auth D], E [auth F], G [auth H]	NEP	Parent Component: HIS RESID: AA0035 PSI-MOD : 1'-phospho-L-histidine MOD:00044