Annotations: 4KDF

Crystal Structure of Thermus thermophilus Malate Dehydrogenase in Complex with NAD

External Resource: Annotation

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d4kdfd1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	LDH N-terminal domain-like	Malate dehydrogenase	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
D	d4kdfd2	Alpha and beta proteins (a+b)	LDH C-terminal domain-like	LDH C-terminal domain-like	Lactate & malate dehydrogenases, C-terminal domain	Malate dehydrogenase	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
C	d4kdfc1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	LDH N-terminal domain-like	Malate dehydrogenase	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
B	d4kdfb1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	LDH N-terminal domain-like	Malate dehydrogenase	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
A	d4kdfa1	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	LDH N-terminal domain-like	Malate dehydrogenase	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)
A	d4kdfa2	Alpha and beta proteins (a+b)	LDH C-terminal domain-like	LDH C-terminal domain-like	Lactate & malate dehydrogenases, C-terminal domain	Malate dehydrogenase	(Thermus thermophilus ) [TaxId: 274 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	LDH/MDH/AglA-like	8057332	3000039	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	LDH/MDH/AglA-like	8057332	3000039	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	LDH/MDH/AglA-like	8057332	3000039	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	LDH/MDH/AglA-like	8057332	3000039	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	Toxin_3	e4kdfD2	A: alpha arrays	X: DEATH domain	H: omega toxin-related	T: Scorpion toxin-like	F: Toxin_3	ECOD (v295)
D	EPSP_synthase	e4kdfD1	A: alpha arrays	X: P-loop domains-like	H: ARM repeat	T: ARM repeat	F: EPSP_synthase	ECOD (v295)
C	Toxin_3	e4kdfC2	A: alpha arrays	X: DEATH domain	H: omega toxin-related	T: Scorpion toxin-like	F: Toxin_3	ECOD (v295)
C	EPSP_synthase	e4kdfC1	A: alpha arrays	X: P-loop domains-like	H: ARM repeat	T: ARM repeat	F: EPSP_synthase	ECOD (v295)
B	Toxin_3	e4kdfB2	A: alpha arrays	X: DEATH domain	H: omega toxin-related	T: Scorpion toxin-like	F: Toxin_3	ECOD (v295)
B	EPSP_synthase	e4kdfB1	A: alpha arrays	X: P-loop domains-like	H: ARM repeat	T: ARM repeat	F: EPSP_synthase	ECOD (v295)
A	Toxin_3	e4kdfA2	A: alpha arrays	X: DEATH domain	H: omega toxin-related	T: Scorpion toxin-like	F: Toxin_3	ECOD (v295)
A	EPSP_synthase	e4kdfA3	A: alpha arrays	X: P-loop domains-like	H: ARM repeat	T: ARM repeat	F: EPSP_synthase	ECOD (v295)

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 (4.3.0)
D	3.90.110.10	Alpha Beta	Alpha-Beta Complex	L-2-Hydroxyisocaproate Dehydrogenase	Chain A, domain 2	CATH (4.3.0)
C	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
C	3.90.110.10	Alpha Beta	Alpha-Beta Complex	L-2-Hydroxyisocaproate Dehydrogenase	Chain A, domain 2	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	3.90.110.10	Alpha Beta	Alpha-Beta Complex	L-2-Hydroxyisocaproate Dehydrogenase	Chain A, domain 2	CATH (4.3.0)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
A	3.90.110.10	Alpha Beta	Alpha-Beta Complex	L-2-Hydroxyisocaproate Dehydrogenase	Chain A, domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Malate dehydrogenase	L-malate dehydrogenase (NAD+) activity 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 malate dehydrogenase activity catalytic activity	aerobic respiration cellular respiration tricarboxylic acid cycle energy derivation by oxidation of organic compounds primary metabolic process metabolic process cellular process generation of precursor metabolites and energy oxoacid metabolic process malate metabolic process dicarboxylic acid metabolic process carboxylic acid metabolic process small molecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR001236	Lactate/malate dehydrogenase, N-terminal	Domain
A, B, C, D	IPR010945	Malate dehydrogenase, type 2	Family
A, B, C, D	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B, C, D	IPR015955	Lactate dehydrogenase/glycoside hydrolase, family 4, C-terminal	Homologous Superfamily
A, B, C, D	IPR001252	Malate dehydrogenase, active site	Active Site
A, B, C, D	IPR022383	Lactate/malate dehydrogenase, C-terminal	Domain
A, B, C, D	IPR001557	L-lactate/malate dehydrogenase	Family

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.