Structure of PDB 3kx3 Chain B Binding Site BS02

Receptor Information
>3kx3 Chain B (length=456) Species: 1404 (Priestia megaterium) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KEMPQPKTFGELKNLPLLNTDKPVQALMKIADELGEIFKFEAPGRVTRYL
SSQRLIKEACDESRFDKNLSQALKFVRDFAGDGEFTSWTHEKNWKKAHNI
LLPSFSQQAMKGYHAMMVDIAVQLVQKWERLNADEHIEVPEDMTRLTLDT
IGLCGFNYRFNSFYRDQPHPFITSMVRALDEAMNKLQRANPDDPAYDENK
RQFQEDIKVMNDLVDKIIADRKASGEQSDDLLTHMLNGKDPETGEPLDDE
NIRYQIITFLIAGHETTSGLLSFALYFLVKNPHVLQKAAEEAARVLVDPV
PSYKQVKQLKYVGMVLNEALRLWPTAPAFSLYAKEDTVLGGEYPLEKGDE
LMVLIPQLHRDKTIWGDDVEEFRPERFENPSAIPQHAFKPFGNGQRACIG
QQFALHEATLVLGMMLKHFDFEDHTNYELDIKETLTLKPEGFVVKAKSKK
IPLGGI
Ligand information
Ligand ID140
InChIInChI=1S/C18H35NO3/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-17(20)19-16-18(21)22/h2-16H2,1H3,(H,19,20)(H,21,22)
InChIKeyKVTFEOAKFFQCCX-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(NCC(=O)O)CCCCCCCCCCCCCCC
OpenEye OEToolkits 1.5.0CCCCCCCCCCCCCCCC(=O)NCC(=O)O
CACTVS 3.341CCCCCCCCCCCCCCCC(=O)NCC(O)=O
FormulaC18 H35 N O3
NameN-PALMITOYLGLYCINE;
N-HEXADECANOYLGLYCINE
ChEMBLCHEMBL226117
DrugBankDB03440
ZINCZINC000008689962
PDB chain3kx3 Chain B Residue 1470 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB3kx3 Glutamate-haem ester bond formation is disfavoured in flavocytochrome P450 BM3: characterization of glutamate substitution mutants at the haem site of P450 BM3.
Resolution1.803 Å
Binding residue
(original residue number in PDB)		Y51 S72 Q73 A74 F87 L188 L437
Binding residue
(residue number reindexed from 1)		Y49 S70 Q71 A72 F85 L186 L435
Annotation score1
Binding affinityBindingDB: Kd=82nM
Enzymatic activity
Catalytic site (original residue number in PDB) T268 F393 C400
Catalytic site (residue number reindexed from 1) T266 F391 C398
Enzyme Commision number 1.14.14.1: unspecific monooxygenase.
1.6.2.4: NADPH--hemoprotein reductase.
Gene Ontology
Molecular Function
GO:0004497 monooxygenase activity
GO:0005506 iron ion binding
GO:0016705 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
GO:0020037 heme binding

View graph for
Molecular Function
External links
PDB RCSB:3kx3, PDBe:3kx3, PDBj:3kx3
PDBsum3kx3
PubMed20180779
UniProtP14779|CPXB_PRIM2 Bifunctional cytochrome P450/NADPH--P450 reductase (Gene Name=cyp102A1)

[Back to BioLiP]