Structure of PDB 3a0b Chain b

Receptor sequence

>3a0bb (length=485) Species: 32053 (Thermostichus vulcanus) [Search protein sequence]

WYRVHTVLINDPGRLIAAHLMHTALVAGWAGSMALYELATFDPSDPVLNP
MWRQGMFVLPFMARLGVTGSWSGWSITGETGIDPGFWSFEGVALAHIVLS
GLLFLAACWHWVYWDLELFRDPRTGEPALDLPKMFGIHLFLAGLLCFGFG
AFHLTGLFGPGMWVSDPYGLTGSVQPVAPEWGPDGFNPYNPGGVVAHHIA
AGIVGIIAGLFHILVRPPQRLYKALRMGNIETVLSSSIAAVFFAAFVVAG
TMWYGSATTPIELFGPTRYQWDSSYFQQEINRRVQASLASGATLEEAWSA
IPEKLAFYDYIGNNPAKGGLFRTGPMNKGDGIAQAWKGHAVFRNKEGEEL
FVRRMPAFFESFPVILTDKNGVVKADIPFRRAESKYSFEQQGVTVSFYGG
ELNGQTFTDPPTVKSYARKAIFGEIFEFDTETLNSDGIFRTSPRGWFTFA
HAVFALLFFFGHIWHGARTLFRDVFSGIDPELSPE

3D structure

PDB

3a0b Location of chloride and its possible functions in oxygen-evolving photosystem II revealed by X-ray crystallography

Chain

Resolution

3.7 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	CLA	b	F5187 G5194 H5198 F5244 F5247 V5248	F186 G193 H197 F243 F246 V247
BS02	CLA	b	R5065 L5066 A5143 L5146 C5147 F5150 H5198 H5199 A5245	R64 L65 A142 L145 C146 F149 H197 H198 A244
BS03	CLA	b	W5030 F5062 L5146 V5249 F5455 F5459	W29 F61 L145 V248 F454 F458
BS04	CLA	b	T5024 V5027 A5028 W5030 A5031 V5059 M5063 L5066 H5097	T23 V26 A27 W29 A30 V58 M62 L65 H96
BS05	CLA	b	W5088 A5096 L5100 G5149 F5150 F5153 H5154 F5159 G5160 P5161	W87 A95 L99 G148 F149 F152 H153 F158 G159 P160
BS06	CLA	b	W5030 M5034 Y5037 G5056 F5058 W5447 F5448	W29 M33 Y36 G55 F57 W446 F447
BS07	CLA	b	T5233 A5240 F5243 F5460 H5463 I5464 G5467 T5470	T232 A239 F242 F459 H462 I463 G466 T469
BS08	CLA	b	F5136 A5209 F5212 H5213 P5218 P5219	F135 A208 F211 H212 P217 P218
BS09	CLA	b	L5132 P5133 F5136 H5139 L5226 M5228 V5234 S5237	L131 P132 F135 H138 L225 M227 V233 S236
BS10	CLA	b	W5002 Y5003 R5004 H5006 L5235 L5458 F5459 F5461 G5462 W5465 H5466	W1 Y2 R3 H5 L234 L457 F458 F460 G461 W464 H465
BS11	CLA	b	H5006 L5016 H5020 H5023 T5024 V5234 L5235 S5238	H5 L15 H19 H22 T23 V233 L234 S237
BS12	CLA	b	H5023 W5030 F5459	H22 W29 F458
BS13	CLA	b	V5005 H5006 A5019 H5023 L5026	V4 H5 A18 H22 L25
BS14	CLA	b	I5017 L5130 M5135 I5138 H5139 L5142	I16 L129 M134 I137 H138 L141
BS15	CLA	b	A5107 W5110 H5111	A106 W109 H110

Gene Ontology

	Molecular Function
GO:0016168	chlorophyll binding
GO:0045156	electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity
GO:0046872	metal ion binding

	Biological Process
GO:0009767	photosynthetic electron transport chain
GO:0009772	photosynthetic electron transport in photosystem II
GO:0015979	photosynthesis
GO:0019684	photosynthesis, light reaction

	Cellular Component
GO:0009521	photosystem
GO:0009523	photosystem II
GO:0009579	thylakoid
GO:0016020	membrane
GO:0031676	plasma membrane-derived thylakoid membrane

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:3a0b, PDBe:3a0b, PDBj:3a0b
PDBsum	3a0b
PubMed	19433803
UniProt	D0VWR1\|PSBB_THEVL Photosystem II CP47 reaction center protein (Fragment) (Gene Name=psbB)

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