Structure of PDB 2bel Chain B

Receptor sequence
>2belB (length=251) Species: 9606 (Homo sapiens) [Search protein sequence]
FRPEMLQGKKVIVTGASKGIGREMAYHLAKMGAHVVVTARSKETLQKVVS
HCLELGAASAHYIAGTMEDMTFAEQFVAQAGKLMGGLDMLILNHITNTSL
NLFHDDIHHVRKSMEVNFLSYVVLTVAALPMLKQSNGSIVVVSSLAGKVA
YPMVAAYSASKFALDGFFSSIRKEYSVSRVNVSITLCVLGLIDTETAMKA
VSGIVHMQAAPKEECALEIIKGGALRQEEVYYDSSLWTTLLIRNPCRKIL
E
3D structure
PDB2bel The High Resolution Structures of Human, Murine and Guinea Pig 11-Beta-Hydroxysteroid Dehydrogenase Type 1 Reveal Critical Differences in Active Site Architecture
ChainB
Resolution2.11 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S170 Y183 K187
Catalytic site (residue number reindexed from 1) S144 Y157 K161
Enzyme Commision number 1.1.1.146: 11beta-hydroxysteroid dehydrogenase.
1.1.1.201: 7beta-hydroxysteroid dehydrogenase (NADP(+)).
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 B G41 S43 K44 G45 I46 A65 R66 T92 M93 N119 I121 V168 S170 Y183 K187 L215 L217 I218 T220 T222 A223 G15 S17 K18 G19 I20 A39 R40 T66 M67 N93 I95 V142 S144 Y157 K161 L189 L191 I192 T194 T196 A197
BS02 CBO B I121 S170 Y177 Y183 G216 L217 I95 S144 Y151 Y157 G190 L191 BindingDB: IC50=500nM,Ki=62nM
Gene Ontology
Molecular Function
GO:0005496 steroid binding
GO:0016491 oxidoreductase activity
GO:0042803 protein homodimerization activity
GO:0047022 7-beta-hydroxysteroid dehydrogenase (NADP+) activity
GO:0050661 NADP binding
GO:0070524 11-beta-hydroxysteroid dehydrogenase (NADP+) activity
GO:0102196 cortisol dehydrogenase activity
Biological Process
GO:0006706 steroid catabolic process
GO:0008202 steroid metabolic process
GO:0030324 lung development
Cellular Component
GO:0005783 endoplasmic reticulum
GO:0005789 endoplasmic reticulum membrane
GO:0016020 membrane
GO:0043231 intracellular membrane-bounded organelle

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2bel, PDBe:2bel, PDBj:2bel
PDBsum2bel
PubMed
UniProtP28845|DHI1_HUMAN 11-beta-hydroxysteroid dehydrogenase 1 (Gene Name=HSD11B1)

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