Structure of PDB 8j7b Chain 4 Binding Site BS03

Receptor Information
>8j7b Chain 4 (length=196) Species: 3702 (Arabidopsis thaliana) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KGEWLPGLASPDYLTGSLAGDNGFDPLGLAEDPENLKWFVQAELVNGRWA
MLGVAGMLLPEVFTKIGIINVPEWYDAGKEQYFASSSTLFVIEFILFHYV
EIRRWQDIKNPGSVNQDPIFKQYSLPKGEVGYPGGIFNPLNFAPTQEAKE
KELANGRLAMLAFLGFVVQHNVTGKGPFENLLQHLSDPWHNTIVQT
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 chain8j7b Chain 4 Residue 602 [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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PDB8j7b Cryo-EM structure of the Arabidopsis thaliana photosystem I(PSI-LHCII-ST2)
Resolution3.22 Å
Binding residue
(original residue number in PDB)
G73 N75 F77 L82 F92 V93 E96 N99 R210 M213
Binding residue
(residue number reindexed from 1)
G20 N22 F24 L29 F39 V40 E43 N46 R157 M160
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003729 mRNA binding
GO:0016168 chlorophyll binding
GO:0019904 protein domain specific binding
GO:0046872 metal ion binding
Biological Process
GO:0009409 response to cold
GO:0009644 response to high light intensity
GO:0009645 response to low light intensity stimulus
GO:0009765 photosynthesis, light harvesting
GO:0009768 photosynthesis, light harvesting in photosystem I
GO:0015979 photosynthesis
Cellular Component
GO:0005829 cytosol
GO:0009507 chloroplast
GO:0009522 photosystem I
GO:0009534 chloroplast thylakoid
GO:0009535 chloroplast thylakoid membrane
GO:0009579 thylakoid
GO:0009941 chloroplast envelope
GO:0016020 membrane

View graph for
Molecular Function

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Biological Process

View graph for
Cellular Component
External links
PDB RCSB:8j7b, PDBe:8j7b, PDBj:8j7b
PDBsum8j7b
PubMed37936349
UniProtP27521|CA4_ARATH Chlorophyll a-b binding protein 4, chloroplastic (Gene Name=LHCA4)

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