Structure of PDB 7y7a Chain K2

Receptor sequence
>7y7aK2 (length=177) Species: 35688 (Porphyridium purpureum) [Search protein sequence]
MLDAFSRVVVNSDAKAAYVGGSDLQALKSFIADGNKRLDAVNSIVSNASC
MVSDAVSGMICENPGLISPGGNCYTNRRMAACLRDGEIILRYVSYALLAG
DASVLEDRCLNGLKETYIALGVPTNSSIRAVSIMKAQAVAFITNTATERK
MSFAAGDCTSLASEVASYFDRVGAAIS
3D structure
PDB7y7a In situ structure of the red algal phycobilisome-PSII-PSI-LHC megacomplex.
ChainK2
Resolution4.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 PEB K2 Y74 N76 Y74 N76
BS02 PEB K2 N72 R77 R78 A81 C82 D85 Y92 L120 V122 N72 R77 R78 A81 C82 D85 Y92 L120 V122
BS03 PEB K2 C50 D54 G58 C61 I133 A136 F141 E148 R149 C50 D54 G58 C61 I133 A136 F141 E148 R149
BS04 PEB K2 N35 K36 D39 N42 I142 F153 A154 C158 N35 K36 D39 N42 I142 F153 A154 C158
Gene Ontology
Cellular Component
GO:0009507 chloroplast
GO:0009535 chloroplast thylakoid membrane
GO:0009579 thylakoid
GO:0016020 membrane
GO:0030089 phycobilisome

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Biological Process
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Cellular Component
External links
PDB RCSB:7y7a, PDBe:7y7a, PDBj:7y7a
PDBsum7y7a
PubMed36922595
UniProtP11393|PHEB_PORPP B-phycoerythrin beta chain (Gene Name=cpeB)

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