Structure of PDB 4rku Chain 4

Receptor sequence

>4rku4 (length=195) Species: 3888 (Pisum sativum) [Search protein sequence]

KGEWLPGLASPGYLTGSLPGDNGFDPLGLAEDPENLRWFVQAELVNGRAM
LGVAGMLLPEVFTSIGIINVPKWYDAGKEEYFASSSTLFVIEFILFHYVE
IRRWQDIKNPGSVNQDPIFKQYSLPAGEVGYPGGIFNPLNFAPTLEAKEK
EIANGRLAMLAFLGFIIQHNVTGKGPFDNLLQHISDPWHNTIVQT

3D structure

PDB

4rku Crystal structure of plant Photosystem I at 3.1 Angstrom resolution

Chain

Resolution

3.0 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	CLA	4	F92 F217	F39 F162
BS02	CLA	4	Y153 I156 R157	Y98 I101 R102
BS03	CLA	4	R101 M104 Y186 P187 G188 F191 N192 F196 P198 K205 E206 N209	R48 M50 Y131 P132 G133 F136 N137 F141 P143 K150 E151 N154
BS04	CLA	4	G219 Q223 H238 I247	G164 Q168 H183 I192
BS05	CLA	4	D74 N75 G76 F77 A83 F92 V93 A95 E96 N99 R211 M214	D21 N22 G23 F24 A30 F39 V40 A42 E43 N46 R156 M159
BS06	CLA	4	Q160 K163 G166	Q105 K108 G111
BS07	CLA	4	L105 G109 P113	L51 G55 P59
BS08	CLA	4	A208 N209	A153 N154
BS09	CLA	4	W57 L58 P59 N75	W4 L5 P6 N22
BS10	CLA	4	Y128 G131 E146 N225	Y74 G77 E92 N170
BS11	CLA	4	R101 A103 V154 D161 F191	R48 A49 V99 D106 F136
BS12	CLA	4	W91 A95 V98 N99 F151 H152 E155 R158	W38 A42 V45 N46 F96 H97 E100 R103
BS13	CLA	4	A130 G131 E134 L142 I145 E146	A76 G77 E80 L88 I91 E92
BS14	CLA	4	V168 N169 Q170 D171 Q176 S178 L179 G189 I190	V113 N114 Q115 D116 Q121 S123 L124 G134 I135
BS15	CLA	4	F147 H152	F93 H97
BS16	G3P	4	R211 L212	R156 L157

Gene Ontology

	Biological Process
GO:0009765	photosynthesis, light harvesting

	Cellular Component
GO:0016020	membrane

View graph for
Biological Process

View graph for
Cellular Component

External links

PDB	RCSB:4rku, PDBe:4rku, PDBj:4rku
PDBsum	4rku
PubMed
UniProt	Q9SQL2\|CB24_PEA Chlorophyll a-b binding protein P4, chloroplastic (Gene Name=lhcA-P4)

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