Structure of PDB 3a0h Chain b

Receptor sequence

>3a0hb (length=488) Species: 32053 (Thermostichus vulcanus) [Search protein sequence]

GLPWYRVHTVLINDPGRLIAAHLMHTALVAGWAGSMALYELATFDPSDPV
LNPMWRQGMFVLPFMARLGVTGSWSGWSITGETGIDPGFWSFEGVALAHI
VLSGLLFLAACWHWVYWDLELFRDPRTGEPALDLPKMFGIHLFLAGLLCF
GFGAFHLTGLFGPGMWVSDPYGLTGSVQPVAPEWGPDGFNPYNPGGVVAH
HIAAGIVGIIAGLFHILVRPPQRLYKALRMGNIETVLSSSIAAVFFAAFV
VAGTMWYGSATTPIELFGPTRYQWDSSYFQQEINRRVQASLASGATLEEA
WSAIPEKLAFYDYIGNNPAKGGLFRTGPMNKGDGIAQAWKGHAVFRNKEG
EELFVRRMPAFFESFPVILTDKNGVVKADIPFRRAESKYSFEQQGVTVSF
YGGELNGQTFTDPPTVKSYARKAIFGEIFEFDTETLNSDGIFRTSPRGWF
TFAHAVFALLFFFGHIWHGARTLFRDVFSGIDPELSPE

3D structure

PDB

3a0h Location of chloride and its possible functions in oxygen-evolving photosystem II revealed by X-ray crystallography

Chain

Resolution

4.0 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)
BS01	CLA	b	F5190 H5201 F5247 F5250 V5251	F189 H200 F246 F249 V250
BS02	CLA	b	R5068 L5069 L5149 C5150 F5153 H5201 H5202 F5247 A5248 T5262	R67 L68 L148 C149 F152 H200 H201 F246 A247 T261
BS03	CLA	b	W5033 F5061 F5065 L5149 A5248 A5249 V5252 F5451 H5455	W32 F60 F64 L148 A247 A248 V251 F450 H454
BS04	CLA	b	T5027 V5030 A5031 A5034 V5062 F5065 L5069 H5100 L5103 G5147	T26 V29 A30 A33 V61 F64 L68 H99 L102 G146
BS05	CLA	b	L5069 W5091 A5099 H5100 L5103 G5152 F5153 H5157 F5162 P5164	L68 W90 A98 H99 L102 G151 F152 H156 F161 P163
BS06	CLA	b	W5033 M5037 Y5040 G5059 F5061 T5327 W5450	W32 M36 Y39 G58 F60 T326 W449
BS07	CLA	b	A5243 F5246 F5463 H5466 L5474	A242 F245 F462 H465 L473
BS08	CLA	b	H5023 L5135 P5136 F5139 H5142 M5231 V5237 S5240	H22 L134 P135 F138 H141 M230 V236 S239
BS09	CLA	b	W5005 Y5006 R5007 H5009 I5242 L5461 F5462 F5464 G5465 W5468 H5469 R5472	W4 Y5 R6 H8 I241 L460 F461 F463 G464 W467 H468 R471
BS10	CLA	b	H5009 L5019 H5023 H5026 T5027 V5237 L5238 S5241	H8 L18 H22 H25 T26 V236 L237 S240
BS11	CLA	b	H5026 V5030 F5462	H25 V29 F461
BS12	CLA	b	V5008 H5009	V7 H8
BS13	CLA	b	I5020 H5023 L5024 M5138 H5142 L5145	I19 H22 L23 M137 H141 L144
BS14	CLA	b	L5024 A5110 W5113 H5114 L5120	L23 A109 W112 H113 L119
BS15	CLA	b	F5139 H5216 P5221 P5222 L5225 L5229	F138 H215 P220 P221 L224 L228

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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Cellular Component

External links

PDB	RCSB:3a0h, PDBe:3a0h, PDBj:3a0h
PDBsum	3a0h
PubMed	19433803
UniProt	D0VWR1\|PSBB_THEVL Photosystem II CP47 reaction center protein (Fragment) (Gene Name=psbB)

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