Structure of PDB 6kgx Chain xE

Receptor sequence

>6kgxxE (length=238) Species: 35688 (Porphyridium purpureum) [Search protein sequence]

QTGLVNSKFSARMAKKTAKQTKNKVDEYMARSVQRQYKQAAVATGVYGTQ
CTEGTVKGAAEASRSAALSRQFRIKQRSAFSKAHDLFEFRKHAIIAAAGC
SYEEKMVTRFPKLAAAMVLGQTEMMRTCSRYVVPESVEEEYMAASVDKQM
KRRGAPGGVYSLSCAEGVAKGQAEIARVSALGAAYRAASKSASAVTAERY
NSMAYGRVHFAHGCSYEEQQFNKYPAAAAAMRSDSYGY

3D structure

PDB

6kgx Structural basis of energy transfer in Porphyridium purpureum phycobilisome.

Chain

Resolution

2.8 Å

3D
structure

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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	xE	Y176 M177 S180 Y251	Y141 M142 S145 Y216
BS02	PEB	xE	L103 F107 R108 Q111	L68 F72 R73 Q76
BS03	PEB	xE	S228 Y235	S193 Y200
BS04	PEB	xE	F115 A118 F122	F80 A83 F87
BS05	PEB	xE	L216 Y220	L181 Y185
BS06	PEB	xE	Y63 Y137	Y28 Y102
BS07	PUB	xE	S42 K43 F44	S7 K8 F9
BS08	PEB	xE	Q71 Y72 C135 E138	Q36 Y37 C100 E103
BS09	PEB	xE	Q184 C249 E252 M266	Q149 C214 E217 M231
BS10	PEB	xE	K73 Q85 R105 T157 E158 C163 R165 Y273	K38 Q50 R70 T122 E123 C128 R130 Y238
BS11	PUB	xE	K186 Y195 C199 E201 R212	K151 Y160 C164 E166 R177
BS12	PUB	xE	K73 Y82 C86 E88 A95 E96 R99	K38 Y47 C51 E53 A60 E61 R64

External links

PDB	RCSB:6kgx, PDBe:6kgx, PDBj:6kgx
PDBsum	6kgx
PubMed	32076272

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