Structure of PDB 7prc Chain L

Receptor sequence

>7prcL (length=273) Species: 1079 (Blastochloris viridis) [Search protein sequence]

ALLSFERKYRVRGGTLIGGDLFDFWVGPYFVGFFGVSAIFFIFLGVSLIG
YAASQGPTWDPFAISINPPDLKYGLGAAPLLEGGFWQAITVCALGAFISW
MLREVEISRKLGIGWHVPLAFCVPIFMFCVLQVFRPLLLGSWGHAFPYGI
LSHLDWVNNFGYQYLNWHYNPGHMSSVSFLFVNAMALGLHGGLILSVANP
GDGDKVKTAEHENQYFRDVVGYSIGALSIHRLGLFLASNIFLTGAFGTIA
SGPFWTRGWPEWWGWWLDIPFWS

3D structure

PDB

7prc Refined crystal structures of reaction centres from Rhodopseudomonas viridis in complexes with the herbicide atrazine and two chiral atrazine derivatives also lead to a new model of the bound carotenoid.

Chain

Resolution

2.65 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	BCB	L	F97 P124 M127 V157 F160 Y162 W167 H168 H173 S176 V177 F181 F241 G244 G247 T248	F97 P124 M127 V157 F160 Y162 W167 H168 H173 S176 V177 F181 F241 G244 G247 T248
BS02	BCB	L	F146 I150 H153 L154 V157	F146 I150 H153 L154 V157
BS03	BPB	L	F181 M185 L189	F181 M185 L189
BS04	BPB	L	I42 A96 W100 E104 A120 F121 P124 Y148 I150 H153 A237 F241	I42 A96 W100 E104 A120 F121 P124 Y148 I150 H153 A237 F241
BS05	CET	L	L189 F216 V220 Y222 S223 I224 G225 I229	L189 F216 V220 Y222 S223 I224 G225 I229	PDBbind-CN: -logKd/Ki=5.21,IC50=6.2uM
BS06	FE2	L	H190 H230	H190 H230
BS07	BCB	L	H168 M174 V177 S178 F181 V182	H168 M174 V177 S178 F181 V182
BS08	MQ7	L	Y29 G35 I39 W100	Y29 G35 I39 W100

Gene Ontology

	Molecular Function
GO:0042314	bacteriochlorophyll binding
GO:0045156	electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity
GO:0046872	metal ion binding

	Biological Process
GO:0009772	photosynthetic electron transport in photosystem II
GO:0015979	photosynthesis
GO:0019684	photosynthesis, light reaction

	Cellular Component
GO:0016020	membrane
GO:0030077	plasma membrane light-harvesting complex
GO:0042717	plasma membrane-derived chromatophore membrane

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:7prc, PDBe:7prc, PDBj:7prc
PDBsum	7prc
PubMed	10024457
UniProt	P06009\|RCEL_BLAVI Reaction center protein L chain (Gene Name=pufL)

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