Structure of PDB 7f4v Chain bA Binding Site BS45

Receptor Information
>7f4v Chain bA (length=772) Species: 251221 (Gloeobacter violaceus PCC 7421) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PVRVLVDNDPVPTSTEKWGKPGWFERNLARGPKTTTWIWDLHALAHDFET
HTSDKEEISRKIFSAHFGHLAVVCVWLSGMFWHGAYFSNFTAWMENPLGL
KPSAQTVWPVFGQEILNDPSTVAKGFEQGGIVITSGLFHLWRAVGFTTTG
QLAAMSIAMLIIAALFLFAGWFHYHKRAPKLEWFQNVESMLNHHLAGLFG
LGSLFWTGHLIHVALPVKAQLDAGIAPAQVNPFAGLDYGLMGQYFPKGFG
PNGGLGAFFTLNWGQFTDFLTFKGGLEPATGALYLTDIAHHHLAIATLFI
IAGHMYRTNWGIGHSIKEMLEAHKGPLTGEGHRGLYEVLTTSWHAQLAIN
LAMAGSITIIVAHHMYAMNPYPYMGTDYATQISLFTHHMWIGGFLIVGAG
AHAAIFMVRDYDPVTNQNNLLDRVLRHRDAIISHLNWVTLFLGFHSFGLY
VHNDTMQALGRPRDMFADFAIPLQPVFAQWIQNIHAAAPGGATAPWVGGT
SPTWYTGALSSAATLQANQVLALANDKISISPIHLGTADFMVHHIFALCI
HVTVLILLKGVLFARSSRLIPDKANLGFRFPCDGPGRGGTCQSSAWDHVF
LGLFWMYNTISVVIFHFSWKMQSDVWGTVDRSTGAVNHIIGNTDVLLGGQ
TVALSQYAASSININGWLRDFLWAQSSAVINSYGGPLSAYGLMFLGAHFI
WAFSLMFLFSGRGYWQELIESIVWAHNKLKVAPAIQPRALSITQGRAVGV
AHYLLGGIATTWAFFLARFLAL
Ligand information
Ligand ID1L3
InChIInChI=1S/C31H40O2/c1-22(2)12-9-13-23(3)14-10-15-24(4)16-11-17-25(5)20-21-27-26(6)30(32)28-18-7-8-19-29(28)31(27)33/h7-8,12,14,16,18-20H,9-11,13,15,17,21H2,1-6H3/b23-14+,24-16+,25-20+
InChIKeyDKHGMERMDICWDU-GHDNBGIDSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7CC1=C(C(=O)c2ccccc2C1=O)CC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)C
CACTVS 3.385CC(C)=CCC\C(C)=C\CCC(/C)=C/CCC(/C)=C/CC1=C(C)C(=O)c2ccccc2C1=O
OpenEye OEToolkits 2.0.7CC1=C(C(=O)c2ccccc2C1=O)C/C=C(\C)/CC/C=C(\C)/CC/C=C(\C)/CCC=C(C)C
CACTVS 3.385CC(C)=CCCC(C)=CCCC(C)=CCCC(C)=CCC1=C(C)C(=O)c2ccccc2C1=O
FormulaC31 H40 O2
NameMenaquinone-4;
vitamin K2
ChEMBLCHEMBL259223
DrugBankDB12148
ZINCZINC000003874199
PDB chain7f4v Chain bA Residue 844 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7f4v Structural basis for the absence of low-energy chlorophylls responsible for photoprotection from a primitive cyanobacterial PSI
Resolution2.04 Å
Binding residue
(original residue number in PDB)		M716 F717 S720 R722 W725 A749 L750
Binding residue
(residue number reindexed from 1)		M706 F707 S710 R712 W715 A739 L740
Annotation score1
Enzymatic activity
Enzyme Commision number 1.97.1.12: photosystem I.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0009055 electron transfer activity
GO:0016168 chlorophyll binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0015979 photosynthesis
Cellular Component
GO:0005886 plasma membrane
GO:0009522 photosystem I
GO:0009579 thylakoid
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7f4v, PDBe:7f4v, PDBj:7f4v
PDBsum7f4v
PubMed
UniProtQ7NFT6|PSAA_GLOVI Photosystem I P700 chlorophyll a apoprotein A1 (Gene Name=psaA)

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