Structure of PDB 2wsc Chain A Binding Site BS28

Receptor Information
>2wsc Chain A (length=730) Species: 3888 (Pisum sativum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LVDRDPIKTSFEQWAKPGHFSRTIAKGPDTTTWIWNLHADAHDFDSHTSD
LEEISRKVFSAHFGQLSIIFLWLSGMYFHGARFSNYEAWLNDPTHIGPSA
QVVWPIVGQEILNGDVGGGFRGIQITSGFFQIWRASGITSELQLYCTAIG
ALVFAGLMLFAGWFHYHKAAPKLAWFQDVESMLNHHLAGLLGLGSLSWAR
HQVHVSLPINQFLNAGVDPKEIPLPHEFILNRDLLAQLYPSFAEGATPFF
TLNWSKYADFLTFRGGLDPLTGGLWLTDIAHHHLAIAILFLIAGHMYRIK
DILEAHKGPFTGQGHKGLYEILTTSWHAQLSINLAMLGSLTIVVAQHMYS
MPPYPYLATDYATQLSLFTHHMWIGGFLIVGAAAHAAIFMVRDYDPTTRY
NDLLDRVLRHRDAIISHLNWVCIFLGFHSFGLYIHNDTMSALGRPQDMFS
DTAIQLQPVFAQWIQNTHALAPGTTAPGATASTSLTWGGGDLVAVGNKVA
LLPIPLGTADFLVHHIHAFTIHVTVLILLKGVLFARSSRLIPDKANLGFR
FPCDGPGRGGTCQVSAWDHVFLGLFWMYNSISVVIFHFSWKMQSDVWGTI
NDQGVVTHITAGNFAQSSITINGWLRDFLWAQASQVIQSYGSSLSAYGLF
FLGAHFVWAFSLMFLFSGRGYWQELIESIVWAHNKLKVAPATQPRALSIV
QGRAVGVTHYLLGGIATTWAFFLARIIAVG
Ligand information
Ligand IDCLA
InChIInChI=1S/C55H73N4O5.Mg/c1-13-39-35(8)42-28-44-37(10)41(24-25-48(60)64-27-26-34(7)23-17-22-33(6)21-16-20-32(5)19-15-18-31(3)4)52(58-44)50-51(55(62)63-12)54(61)49-38(11)45(59-53(49)50)30-47-40(14-2)36(9)43(57-47)29-46(39)56-42;/h13,26,28-33,37,41,51H,1,14-25,27H2,2-12H3,(H-,56,57,58,59,61);/q-1;+2/p-1/b34-26+;/t32-,33-,37+,41+,51-;/m1./s1
InChIKeyATNHDLDRLWWWCB-AENOIHSZSA-M
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7CCC1=C(C2=Cc3c(c(c4n3[Mg]56[N]2=C1C=C7N5C8=C(C(C(=O)C8=C7C)C(=O)OC)C9=[N]6C(=C4)C(C9CCC(=O)OCC=C(C)CCCC(C)CCCC(C)CCCC(C)C)C)C)C=C)C
CACTVS 3.385CCC1=C(C)C2=Cc3n4[Mg][N]5C(=CC1=N2)C(=C6C(=O)[CH](C(=O)OC)C(=C56)C7=NC(=Cc4c(C)c3C=C)[CH](C)[CH]7CCC(=O)OCC=C(C)CCC[CH](C)CCC[CH](C)CCCC(C)C)C
ACDLabs 12.01O=C(OC)C1C(=O)C2=C(C)C3=CC=4C(CC)=C(C)C5=Cc6c(C=C)c(C)c7C=C8C(C)C(CCC(=O)OC\C=C(/C)CCCC(C)CCCC(C)CCCC(C)C)C=9C1=C2N3[Mg](n76)(N5=4)N8=9
OpenEye OEToolkits 2.0.7CCC1=C(C2=Cc3c(c(c4n3[Mg]56[N]2=C1C=C7N5C8=C([C@H](C(=O)C8=C7C)C(=O)OC)C9=[N]6C(=C4)[C@H]([C@@H]9CCC(=O)OC/C=C(\C)/CCC[C@H](C)CCC[C@H](C)CCCC(C)C)C)C)C=C)C
CACTVS 3.385CCC1=C(C)C2=Cc3n4[Mg][N@@]5C(=CC1=N2)C(=C6C(=O)[C@H](C(=O)OC)C(=C56)C7=NC(=Cc4c(C)c3C=C)[C@@H](C)[C@@H]7CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)C
FormulaC55 H72 Mg N4 O5
NameCHLOROPHYLL A
ChEMBL
DrugBankDB02133
ZINC
PDB chain2wsc Chain A Residue 1789 [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]
PDB2wsc Structure Determination and Improved Model of Plant Photosystem I.
Resolution3.3 Å
Binding residue
(original residue number in PDB)		F455 I462 H463 M467 D475
Binding residue
(residue number reindexed from 1)		F427 I434 H435 M439 D447
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:0009507 chloroplast
GO:0009522 photosystem I
GO:0009535 chloroplast thylakoid membrane
GO:0009579 thylakoid
GO:0016020 membrane

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:2wsc, PDBe:2wsc, PDBj:2wsc
PDBsum2wsc
PubMed19923216
UniProtP05310|PSAA_PEA Photosystem I P700 chlorophyll a apoprotein A1 (Gene Name=psaA)

[Back to BioLiP]