Structure of PDB 7y7a Chain xb

Receptor sequence

>7y7axb (length=238) Species: 35688 (Porphyridium purpureum) [Search protein sequence]

QTGLVNSKFSARMAKKTAKQTKNKVDEYMARSVQRQYKQAAVATGVYGTQ
CTEGTVKGAAEASRSAALSRQFRIKQRSAFSKAHDLFEFRKHAIIAAAGC
SYEEKMVTRFPKLAAAMVLGQTEMMRTCSRYVVPESVEEEYMAASVDKQM
KRRGAPGGVYSLSCAEGVAKGQAEIARVSALGAAYRAASKSASAVTAERY
NSMAYGRVHFAHGCSYEEQQFNKYPAAAAAMRSDSYGY

3D structure

PDB

7y7a In situ structure of the red algal phycobilisome-PSII-PSI-LHC megacomplex.

Chain

Resolution

4.3 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)
BS01	PEB	xb	Y186 M187 Y261 Q265	Y141 M142 Y216 Q220
BS02	PEB	xb	L113 F117 R118	L68 F72 R73
BS03	PEB	xb	F125 A128 F132	F80 A83 F87
BS04	PEB	xb	L226 Y230	L181 Y185
BS05	PEB	xb	Y73 Y147 M151	Y28 Y102 M106
BS06	PUB	xb	S52 K53 F54	S7 K8 F9
BS07	PEB	xb	Q81 Y82 C145 E148 M151	Q36 Y37 C100 E103 M106
BS08	PEB	xb	M187 C259 E262	M142 C214 E217
BS09	PEB	xb	K83 R115 E168 C173 R175 Y283	K38 R70 E123 C128 R130 Y238
BS10	PUB	xb	Y205 C209 E211 A218 R222	Y160 C164 E166 A173 R177
BS11	PUB	xb	K83 Y92 C96 E98 A105 E106 S108 R109	K38 Y47 C51 E53 A60 E61 S63 R64

External links

PDB	RCSB:7y7a, PDBe:7y7a, PDBj:7y7a
PDBsum	7y7a
PubMed	36922595
UniProt	A0A5J4YZM7

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