Structure of PDB 4cqm Chain H

Receptor sequence
>4cqmH (length=249) Species: 9606 (Homo sapiens) [Search protein sequence]
ASQLQNRLRSALALVTGAGSGIGRAVSVRLAGEGATVAACDLDRAAAQET
VRLLGNHAAFQADVSEARAARCLLEQVQACFSRPPSVVVSCAGITQDEFL
LHMSEDDWDKVIAVNLKGTFLVTQAAAQALVSNGCRGSIINISSIVGKVG
NVGQTNYAASKAGVIGLTQTAARELGRHGIRCNSVLPGFIATPMTQKVPQ
KVVDKITEMIPMGHLGDPEDVADVVAFLASEDSGYITGTSVEVTGGLFM
3D structure
PDB4cqm Insights Into Mitochondrial Fatty Acid Synthesis from the Structure of Heterotetrameric 3-Ketoacyl-Acp Reductase/3R-Hydroxyacyl-Coa Dehydrogenase.
ChainH
Resolution2.339 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) G22 S156 Y169 K173
Catalytic site (residue number reindexed from 1) G21 S144 Y157 K161
Enzyme Commision number 1.1.1.239: 3alpha-(17beta)-hydroxysteroid dehydrogenase (NAD(+)).
1.1.1.62: 17beta-estradiol 17-dehydrogenase.
1.1.1.n12: (3R)-hydroxyacyl-CoA dehydrogenase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 NAP H G18 S21 G22 I23 D42 L43 A74 D75 V76 C103 G105 I154 S155 S156 Y169 K173 P199 G200 I202 T204 P205 M206 G17 S20 G21 I22 D41 L42 A62 D63 V64 C91 G93 I142 S143 S144 Y157 K161 P187 G188 I190 T192 P193 M194 MOAD: Kd=26.8uM
Gene Ontology
Molecular Function
GO:0004303 estradiol 17-beta-dehydrogenase [NAD(P)+] activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0047035 testosterone dehydrogenase (NAD+) activity
GO:0070404 NADH binding
GO:0106386 (3R)-hydroxyacyl-CoA dehydrogenase (NAD+) activity
Biological Process
GO:0006633 fatty acid biosynthetic process
GO:0006694 steroid biosynthetic process
GO:0006703 estrogen biosynthetic process
GO:0008209 androgen metabolic process
GO:0008210 estrogen metabolic process
GO:0051290 protein heterotetramerization
Cellular Component
GO:0005739 mitochondrion
GO:0005740 mitochondrial envelope
GO:0005759 mitochondrial matrix
GO:0005886 plasma membrane
GO:0016020 membrane
GO:1990204 oxidoreductase complex

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Cellular Component
External links
PDB RCSB:4cqm, PDBe:4cqm, PDBj:4cqm
PDBsum4cqm
PubMed25203508
UniProtQ92506|DHB8_HUMAN (3R)-3-hydroxyacyl-CoA dehydrogenase (Gene Name=HSD17B8)

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