6JCZ

Cryo-EM Structure of Sulfolobus solfataricus ketol-acid reductoisomerase (Sso-KARI) in complex with Mg2+, NADPH, and CPD at pH7.5

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
C	SCOP2 Family	Ketol-acid reductoisomerase (KARI)-like	8100427	4000106	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2 (2022-06-29)
E	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	6-phosphogluconate dehydrogenase-like	8100428	3000048	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)
D	IlvC	e6jczD1	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
D	IlvN	e6jczD2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
F	IlvC	e6jczF1	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
F	IlvN	e6jczF2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
J	IlvC	e6jczJ1	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
J	IlvN	e6jczJ2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
L	IlvC	e6jczL2	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
L	IlvN	e6jczL1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
A	IlvC	e6jczA2	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
A	IlvN	e6jczA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
B	IlvC	e6jczB2	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
B	IlvN	e6jczB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
C	IlvC	e6jczC2	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
C	IlvN	e6jczC1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
E	IlvC	e6jczE1	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
E	IlvN	e6jczE2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
G	IlvC	e6jczG2	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
G	IlvN	e6jczG1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
H	IlvC	e6jczH1	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
H	IlvN	e6jczH2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
I	IlvC	e6jczI1	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
I	IlvN	e6jczI2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)
K	IlvC	e6jczK1	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: IlvC	ECOD (1.6)
K	IlvN	e6jczK2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: IlvN	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
F	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
J	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
L	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
C	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
E	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
G	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
H	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
I	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)
K	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	PF07991	Acetohydroxy acid isomeroreductase, NADPH-binding domain (IlvN)	Acetohydroxy acid isomeroreductase, NADPH-binding domain	-	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	PF01450	Acetohydroxy acid isomeroreductase, catalytic domain (IlvC)	Acetohydroxy acid isomeroreductase, catalytic domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	Putative ketol-acid reductoisomerase 2	oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors ketol-acid reductoisomerase activity catalytic activity	oxoacid metabolic process cellular biosynthetic process organonitrogen compound biosynthetic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process isoleucine biosynthetic process organic substance biosynthetic process small molecule metabolic process branched-chain amino acid metabolic process organonitrogen compound metabolic process oxoacid metabolic process cellular biosynthetic process organonitrogen compound biosynthetic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process isoleucine biosynthetic process organic substance biosynthetic process small molecule metabolic process branched-chain amino acid metabolic process organonitrogen compound metabolic process small molecule biosynthetic process cellular metabolic process carboxylic acid metabolic process primary metabolic process amino acid biosynthetic process biosynthetic process branched-chain amino acid biosynthetic process metabolic process cellular process isoleucine metabolic process alpha-amino acid biosynthetic process valine biosynthetic process valine metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR013023	Ketol-acid reductoisomerase	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR000506	Ketol-acid reductoisomerase, C-terminal	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR013116	Ketol-acid reductoisomerase, N-terminal	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR008927	6-phosphogluconate dehydrogenase-like, C-terminal domain superfamily	Homologous Superfamily