Structure of PDB 4dvq Chain D

Receptor sequence
>4dvqD (length=462) Species: 9606 (Homo sapiens) [Search protein sequence]
TVLPFEAMPQHPGNRWLRLLQIWREQGYEHLHLEMHQTFQELGPIFRYNL
GGPRMVCVMLPEDVEKLQQVDSLHPCRMILEPWVAYRQHRGHKCGVFLLN
GPEWRFNRLRLNPDVLSPKAVQRFLPMVDAVARDFSQALKKKVLQNARGS
LTLDVQPSIFHYTIEASNLALFGERLGLVGHSPSSASLNFLHALEVMFKS
TVQLMFMPRSLSRWISPKVWKEHFEAWDCIFQYGDNCIQKIYQELAFNRP
QHYTGIVAELLLKAELSLEAIKANSMELTAGSVDTTAFPLLMTLFELARN
PDVQQILRQESLAAAASISEHPQKATTELPLLRAALKETLRLYPVGLFLE
RVVSSDLVLQNYHIPAGTLVQVFLYSLGRNAALFPRPERYNPQRWLDFHH
VPFGFGMRQCLGRRLAEAEMLLLLHHVLKHFLVETLTQEDIKMVYSFILR
PGTSPLLTFRAI
3D structure
PDB4dvq Structural insights into aldosterone synthase substrate specificity and targeted inhibition.
ChainD
Resolution2.49 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) T318 F443 C450
Catalytic site (residue number reindexed from 1) T285 F403 C410
Enzyme Commision number 1.14.15.4: steroid 11beta-monooxygenase.
1.14.15.5: corticosterone 18-monooxygenase.
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 HEM D R110 R141 L311 G314 S315 T318 V378 R384 P442 F443 F445 R448 C450 G452 R77 R108 L278 G281 S282 T285 V345 R351 P402 F403 F405 R408 C410 G412
BS02 1CA D W116 E310 G314 G379 F381 F487 W83 E277 G281 G346 F348 F447
Gene Ontology
Molecular Function
GO:0004497 monooxygenase activity
GO:0004507 steroid 11-beta-monooxygenase activity
GO:0005506 iron ion binding
GO:0008395 steroid hydroxylase activity
GO:0016705 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
GO:0020037 heme binding
GO:0046872 metal ion binding
GO:0047783 corticosterone 18-monooxygenase activity
Biological Process
GO:0002017 regulation of blood volume by renal aldosterone
GO:0003091 renal water homeostasis
GO:0006629 lipid metabolic process
GO:0006694 steroid biosynthetic process
GO:0006700 C21-steroid hormone biosynthetic process
GO:0006704 glucocorticoid biosynthetic process
GO:0006705 mineralocorticoid biosynthetic process
GO:0008203 cholesterol metabolic process
GO:0016125 sterol metabolic process
GO:0032342 aldosterone biosynthetic process
GO:0032870 cellular response to hormone stimulus
GO:0034650 cortisol metabolic process
GO:0034651 cortisol biosynthetic process
GO:0035865 cellular response to potassium ion
GO:0055075 potassium ion homeostasis
GO:0055078 sodium ion homeostasis
GO:0071375 cellular response to peptide hormone stimulus
GO:1901615 organic hydroxy compound metabolic process
Cellular Component
GO:0005739 mitochondrion
GO:0005743 mitochondrial inner membrane

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Molecular Function
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Cellular Component
External links
PDB RCSB:4dvq, PDBe:4dvq, PDBj:4dvq
PDBsum4dvq
PubMed23322723
UniProtP19099|C11B2_HUMAN Cytochrome P450 11B2, mitochondrial (Gene Name=CYP11B2)

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