Structure of PDB 1rwt Chain B

Receptor sequence

>1rwtB (length=218) Species: 3562 (Spinacia oleracea) [Search protein sequence]

SPWYGPDRVKYLGPFSGESPSYLTGEFPGDYGWDTAGLSADPETFAKNRE
LEVIHCRWAMLGALGCVFPELLARNGVKFGEAVWFKAGSQIFSEGGLDYL
GNPSLVHAQSILAIWACQVILMGAVEGYRIAGGPLGEVVDPLYPGGSFDP
LGLADDPEAFAELKVKEIKNGRLAMFSMFGFFVQAIVTGKGPLENLADHL
ADPVNNNAWNFATNFVPG

3D structure

PDB

1rwt Crystal structure of spinach major light-harvesting complex at 2.72 A resolution

Chain

Resolution

2.72 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	CHL	B	V22 K23 Y24 L25 G26 Y44 W46	V9 K10 Y11 L12 G13 Y31 W33
BS02	CLA	B	G42 D43 Y44 W46 D47 S52 N61 R62 E65 H68 R185 M188 F189 F192	G29 D30 Y31 W33 D34 S39 N48 R49 E52 H55 R172 M175 F176 F179
BS03	CLA	B	L64 H68 F195	L51 H55 F182
BS04	CLA	B	L74 L77 G78 F92 Q103 Y112 L113 V119	L61 L64 G65 F79 Q90 Y99 L100 V106
BS05	CHL	B	S117 L118 V119 H120 A121 Q122 S123	S104 L105 V106 H107 A108 Q109 S110
BS06	CHL	B	W71 G101 I127 Q131	W58 G88 I114 Q118
BS07	CHL	B	W97 F98 K99 G101 S102 F105 Q131 F195	W84 F85 K86 G88 S89 F92 Q118 F182
BS08	CHL	B	R70 W71 V138 Y141 R142 G146 P147 L148 G149 P157 S160 F161	R57 W58 V125 Y128 R129 G133 P134 L135 G136 P144 S147 F148
BS09	CHL	B	E63 L64 I67 H68 W71 Q131 M135 G136 E139 R142 I143 F192	E50 L51 I54 H55 W58 Q118 M122 G123 E126 R129 I130 F179
BS10	CLA	B	R70 M73 Y156 P157 G158 F161 L166 F173 L176 K179 E180	R57 M60 Y143 P144 G145 F148 L153 F160 L163 K166 E167
BS11	CLA	B	W16 K179 K182	W3 K166 K169
BS12	CLA	B	K179 N183 L186	K166 N170 L173
BS13	CLA	B	F189 F192 G193 V196 Q197 T201 N208 H212 N220 A221 F224	F176 F179 G180 V183 Q184 T188 N195 H199 N207 A208 F211
BS14	CLA	B	H212 L213 P216 N220 W222	H199 L200 P203 N207 W209
BS15	CLA	B	L125 W128	L112 W115
BS16	CHL	B	W222 A225 F228 V229 P230	W209 A212 F215 V216 P217
BS17	CHL	B	W46 T48	W33 T35

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:1rwt, PDBe:1rwt, PDBj:1rwt
PDBsum	1rwt
PubMed	15029188
UniProt	P12333\|CB2A_SPIOL Chlorophyll a-b binding protein, chloroplastic

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