Structure of PDB 7yca Chain 3 Binding Site BS03

Receptor Information
>7yca Chain 3 (length=227) Species: 70448 (Ostreococcus tauri) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LAPLYVLGNSEQSLSYLDGSLPGDYGFDPLGLSDPEGAGGFVNPKWLAYS
ELIHGRWAMLGVAGMVAPEVLGGMGIIPQETGLVWFKAGMIPAQGTYDYW
ASPFTIFWINAFLMNIAELRRAQDYWNPGSMGKQDFAGLEKMLGGSGDPA
YPGGFFNFMKQGEKDMAAMKTKEIKNGRLAMMACFGCGAQACMTGEGPVK
NLVDHVIDPFGHNLLVNFSQIGGVSPF
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 chain7yca Chain 3 Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB7yca The photosystem I supercomplex from a primordial green alga Ostreococcus tauri harbors three light-harvesting complex trimers.
Resolution2.94 Å
Binding residue
(original residue number in PDB)		L62 G68 D69 Y70 F72 D73 L77 S78 L92 A93 E96 H99 R223 M226 M227
Binding residue
(residue number reindexed from 1)		L17 G23 D24 Y25 F27 D28 L32 S33 L47 A48 E51 H54 R178 M181 M182
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0016168 chlorophyll binding
Biological Process
GO:0009416 response to light stimulus
GO:0009765 photosynthesis, light harvesting
GO:0009768 photosynthesis, light harvesting in photosystem I
GO:0015979 photosynthesis
Cellular Component
GO:0009507 chloroplast
GO:0009522 photosystem I
GO:0009523 photosystem II
GO:0009535 chloroplast thylakoid membrane
GO:0009579 thylakoid
GO:0010287 plastoglobule
GO:0016020 membrane

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:7yca, PDBe:7yca, PDBj:7yca
PDBsum7yca
PubMed36951548
UniProtQ3B9U5

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