Structure of PDB 7y7a Chain AC

Receptor sequence

>7y7aAC (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	AC	Q81 Y82 G144 C145 E148	Q36 Y37 G99 C100 E103
BS02	PEB	AC	Y82 Q95 T97 R115 E168 C173 R175 Y283	Y37 Q50 T52 R70 E123 C128 R130 Y238
BS03	PUB	AC	K196 Y205 C209 E211 A218 E219 A221 R222	K151 Y160 C164 E166 A173 E174 A176 R177
BS04	PUB	AC	Y92 C96 E98 R109	Y47 C51 E53 R64
BS05	PUB	AC	K53 F54	K8 F9
BS06	PEB	AC	M187 Q194 R197 C259 E262	M142 Q149 R152 C214 E217
BS07	PEB	AC	S238 Y245	S193 Y200
BS08	PEB	AC	F125 H129 F132	F80 H84 F87
BS09	PEB	AC	L226 Y230	L181 Y185
BS10	PEB	AC	Y73 M74 S77 R80 Y147	Y28 M29 S32 R35 Y102
BS11	PEB	AC	Y186 M187 Y261	Y141 M142 Y216
BS12	PEB	AC	L113 S114 F117 R118	L68 S69 F72 R73

External links

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

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