Structure of PDB 7xqp Chain B Binding Site BS13

Receptor Information
>7xqp Chain B (length=733) Species: 3218 (Physcomitrium patens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ASRFPKFSRGLSQDPTTRRIWFGIATAHDFESHDDMTEERLYQKIFASHF
GQLAIIFLWTSGNLFHVAWQGNFEAWGQDPLHVRPIAHAIWDPHFGQPAV
EAFTRGGASGPVNIAYSGVYQWWYTIGLRTNQDLYGGSIFLLFVSALFLI
AGWLHLQPKWKPSVSWFKNAESRLNHHLSGLFGVSSLAWTGHLVHVAIPE
SRGEHVRWNNLLTALPHPQGLGPFFAGQWNVYAQNPDSNSHLFGTSEGAG
TAILTFLGGFHPQTQSLWLTDMAHHHLAIAVIFIIAGHMYRTNFGIGHSM
KEILEAHTPPGGRLGRGHKGLYDTINNSLHFQLGLALASLGVITSLVAQH
MYSLPPYAFLAQDFTTQAALYTHHQYIAGFIMTGAFAHGAIFFIRDYNPE
QNKDNVLARMLEHKEAIISHLSWASLFLGFHTLGLYVHNDVMLAFGTPEK
QILIEPVFAQWIQSAHGKALYGFDVLLSSADSPAFNAGQTLWLPGWLDAI
NNNSNSLFLTIGPGDFLVHHAIALGLHTTTLILVKGALDARGSKLMPDKK
EFGYSFPCDGPGRGGTCDISAWDAFYLAVFWMLNTIGWVTFYWHWKHITL
WQGNVAQFNESSTYLMGWLRDYLWLNSSQLINGYNPFGMNSLSVWAWMFL
FGHLVWATGFMFLISWRGYWQELIETLAWAHERTPLANLVRWKDKPVALS
IVQARLVGLAHFSVGYIFTYAAFLIASTSGKFG
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 chain7xqp Chain B Residue 807 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7xqp Structural insights into a unique PSI-LHCI-LHCII-Lhcb9 supercomplex from moss Physcomitrium patens.
Resolution2.68 Å
Binding residue
(original residue number in PDB)
N64 A88 H89 N114 A116 S118 W646
Binding residue
(residue number reindexed from 1)
N63 A87 H88 N113 A115 S117 W645
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

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:7xqp, PDBe:7xqp, PDBj:7xqp
PDBsum7xqp
PubMed37095225
UniProtQ8MFA2|PSAB_PHYPA Photosystem I P700 chlorophyll a apoprotein A2 (Gene Name=psaB)

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