Structure of PDB 8ez5 Chain B

Receptor sequence

>8ez5B (length=505) Species: 197221 (Thermosynechococcus vestitus BP-1) [Search protein sequence]

GLPWYRVHTVLINDPGRLIAAHLMHTALVAGWAGSMALYELATFDPSDPV
LNPMWRQGMFVLPFMARLGVTGSWSGWSITGETGIDPGFWSFEGVALAHI
VLSGLLFLAACWHWVYWDLELFRDPRTGEPALDLPKMFGIHLFLAGLLCF
GFGAFHLTGLFGPGMWVSDPYGLTGSVQPVAPEWGPDGFNPYNPGGVVAH
HIAAGIVGIIAGLFHILVRPPQRLYKALRMGNIETVLSSSIAAVFFAAFV
VAGTMWYGSATTPIELFGPTRYQWDSSYFQQEINRRVQASLASGATLEEA
WSAIPEKLAFYDYIGNNPAKGGLFRTGPMNKGDGIAQAWKGHAVFRNKEG
EELFVRRMPAFFESFPVILTDKNGVVKADIPFRRAESKYSFEQQGVTVSF
YGGELNGQTFTDPPTVKSYARKAIFGEIFEFDTETLNSDGIFRTSPRGWF
TFAHAVFALLFFFGHIWHGARTLFRDVFSGIDPELSPEQVEWGFYQKVGD
VTTRR

3D structure

PDB

8ez5 Structural evidence for intermediates during O 2 formation in photosystem II.

Chain

Resolution

2.09 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	CLA	B	W185 G186 P187 F190	W184 G185 P186 F189
BS02	CLA	B	G189 F190 G197 H201	G188 F189 G196 H200
BS03	CLA	B	R68 L69 L149 C150 F153 H201 H202 F247 V252 T262	R67 L68 L148 C149 F152 H200 H201 F246 V251 T261
BS04	CLA	B	W33 F61 F65 L148 A248 V252 F451 H455 F458 F462	W32 F60 F64 L147 A247 V251 F450 H454 F457 F461
BS05	CLA	B	T27 V30 W33 A34 V62 M66 H100 A205	T26 V29 W32 A33 V61 M65 H99 A204
BS06	CLA	B	V71 F90 W91 H100 V102 L149 G152 F153 H157 F162 G163 P164	V70 F89 W90 H99 V101 L148 G151 F152 H156 F161 G162 P163
BS07	CLA	B	W33 M37 Y40 G59 F61 T327 P329 W450	W32 M36 Y39 G58 F60 T326 P328 W449
BS08	CLA	B	S239 A243 F246 F463 H466 I467	S238 A242 F245 F462 H465 I466
BS09	CLA	B	F139 A212 F215 H216 R220 P221 P222	F138 A211 F214 H215 R219 P220 P221
BS10	CLA	B	F139 H142 L143 A146 M231 V237 S240 S241	F138 H141 L142 A145 M230 V236 S239 S240
BS11	CLA	B	Y6 R7 V8 H9 L238 I242 F462 G465 W468 H469 R472	Y5 R6 V7 H8 L237 I241 F461 G464 W467 H468 R471
BS12	CLA	B	H9 L12 L19 H23 H26 T27 I234 V237 L238 S241	H8 L11 L18 H22 H25 T26 I233 V236 L237 S240
BS13	CLA	B	H9 H26 V30 W33 F462	H8 H25 V29 W32 F461
BS14	CLA	B	V8 H9 V11 L12 M25 W115	V7 H8 V10 L11 M24 W114
BS15	CLA	B	H23 L24 M138 I141 H142 L145	H22 L23 M137 I140 H141 L144
BS16	CLA	B	I20 L24 W113 H114	I19 L23 W112 H113

Gene Ontology

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

	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
GO:0042651	thylakoid membrane

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:8ez5, PDBe:8ez5, PDBj:8ez5
PDBsum	8ez5
PubMed	37138085
UniProt	Q8DIQ1\|PSBB_THEVB Photosystem II CP47 reaction center protein (Gene Name=psbB)

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