Structure of PDB 7oui Chain r

Receptor sequence

>7ouir (length=235) Species: 3702 (Arabidopsis thaliana)

DRPLWYPGAISPDWLDGSLVGDYGFDPFGLGKPAEYLQFDIDSLDQNLAK
NLAGDVIGTRTEAADAKSTPFQPYSEVFGIQRFRECELIHGRWAMLATLG
ALSVEWLTGVTWQDAGKVELVDGSSYLGQPLPFSISTLIWIEVLVIGYIE
FQRNAELDSEKRLYPGGKFFDPLGLAADPEKTAQLQLAEIKHARLAMVAF
LGFAVQAAATGKGPLNNWATHLSDPLHTTIIDTFS

3D structure

• PDB: 7oui High-resolution model of Arabidopsis Photosystem II reveals the structural consequences of digitonin-extraction.
• Chain: r
• Resolution: 2.79 Å

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	CHL	r	P183 L184 P185	P130 L131 P132
BS02	CLA	r	W58 Y59	W5 Y6
BS03	CLA	r	L68 D75 Y76 F78 L83 G84 F136 R137 E140 H143 R247 M250	L15 D22 Y23 F25 L30 G31 F83 R84 E87 H90 R194 M197
BS04	CLA	r	F136 C139 H143	F83 C86 H90
BS05	CLA	r	G153 S156 V157 A168 E172 Y179 L180	G100 S103 V104 A115 E119 Y126 L127
BS06	CHL	r	G169 E172 L184 F186 L191 E195	G116 E119 L131 F133 L138 E142
BS07	CHL	r	Q166 G169 K170 E195	Q113 G116 K117 E142
BS08	CHL	r	R145 W146 Q205 R206 L216 F223	R92 W93 Q152 R153 L163 F170
BS09	CLA	r	H143 W146 I199 G200 E203 R206	H90 W93 I146 G147 E150 R153
BS10	CLA	r	R145 M148 Y217 P218 L228 A229 L238 E242 H245	R92 M95 Y164 P165 L175 A176 L185 E189 H192
BS11	CLA	r	A241 K244 H245	A188 K191 H192
BS12	CLA	r	G255 V258 Q259 N270 H274 T281 T282 I283 T286	G202 V205 Q206 N217 H221 T228 T229 I230 T233
BS13	CHL	r	W271 H274 P278	W218 H221 P225
BS14	CLA	r	F124 Q125 P126 Y127 E129 V130 R135 F204 N207	F71 Q72 P73 Y74 E76 V77 R82 F151 N154

Gene Ontology

Biological Process

• GO:0009765 photosynthesis, light harvesting

Cellular Component

• GO:0016020 membrane

External links

• PDB: RCSB:7oui, PDBe:7oui, PDBj:7oui
• PDBsum: 7oui
• PubMed: 34330992
• UniProt: Q07473|CB4A_ARATH Chlorophyll a-b binding protein CP29.1, chloroplastic (Gene Name=LHCB4.1)