Structure of PDB 7y7a Chain Sb Binding Site BS02

Receptor Information
>7y7a Chain Sb (length=164) Species: 35688 (Porphyridium purpureum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MKSVITTVVSAADAAGRFPSNSDLESIQGNIQRSAARLEAAEKLAGNHEA
VVKEAGDACFAKYAYLKNPGEAGENQEKINKCYRDVDHYMRLVNYCLVVG
GTGPLDEWGIAGAREVYRTLNLPTSAYVASIAYTRDRLCVPRDMSAQAGV
EFSAYLDYLINALS
Ligand information
Ligand IDPEB
InChIInChI=1S/C33H40N4O6/c1-7-20-19(6)32(42)37-27(20)14-25-18(5)23(10-12-31(40)41)29(35-25)15-28-22(9-11-30(38)39)17(4)24(34-28)13-26-16(3)21(8-2)33(43)36-26/h8,14-15,19-20,26,34H,2,7,9-13H2,1,3-6H3,(H,36,43)(H,37,42)(H,38,39)(H,40,41)/b27-14-,29-15-/t19-,20-,26-/m1/s1
InChIKeyNKCBCVIFPXGHAV-WAVSMFBNSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CCC1C(C(=O)NC1=CC2=NC(=Cc3c(c(c([nH]3)CC4C(=C(C(=O)N4)C=C)C)C)CCC(=O)O)C(=C2C)CCC(=O)O)C
OpenEye OEToolkits 1.5.0CC[C@@H]\1[C@H](C(=O)N/C1=C\C2=N/C(=C\c3c(c(c([nH]3)C[C@@H]4C(=C(C(=O)N4)C=C)C)C)CCC(=O)O)/C(=C2C)CCC(=O)O)C
CACTVS 3.341CC[C@@H]1[C@@H](C)C(=O)N\C1=C/C2=N\C(=C/c3[nH]c(C[C@H]4NC(=O)C(=C4C)C=C)c(C)c3CCC(O)=O)C(=C2C)CCC(O)=O
CACTVS 3.341CC[CH]1[CH](C)C(=O)NC1=CC2=NC(=Cc3[nH]c(C[CH]4NC(=O)C(=C4C)C=C)c(C)c3CCC(O)=O)C(=C2C)CCC(O)=O
FormulaC33 H40 N4 O6
NamePHYCOERYTHROBILIN
ChEMBL
DrugBank
ZINCZINC000058633585
PDB chain7y7a Chain Sb Residue 202 [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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PDB7y7a In situ structure of the red algal phycobilisome-PSII-PSI-LHC megacomplex.
Resolution4.3 Å
Binding residue
(original residue number in PDB)		K78 K81 C82 R84 D85 H88 Y89 Y117 L122 Y127
Binding residue
(residue number reindexed from 1)		K78 K81 C82 R84 D85 H88 Y89 Y117 L122 Y127
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Cellular Component
GO:0009507 chloroplast
GO:0009535 chloroplast thylakoid membrane
GO:0009579 thylakoid
GO:0016020 membrane
GO:0030089 phycobilisome

View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:7y7a, PDBe:7y7a, PDBj:7y7a
PDBsum7y7a
PubMed36922595
UniProtP11392|PHEA_PORPP B-phycoerythrin alpha chain (Gene Name=cpeA)

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