Structure of PDB 8ird Chain b

Receptor sequence

>8irdb (length=504) Species: 32053 (Thermostichus vulcanus) [Search protein sequence]

GLPWYRVHTVLINDPGRLIAAHLMHTALVAGWAGSMALYELATFDPSDPV
LNPMWRQGMFVLPFMARLGVTGSWSGWSITGETGIDPGFWSFEGVALAHI
VLSGLLFLAACWHWVYWDLELFRDPRTGEPALDLPKMFGIHLFLAGLLCF
GFGAFHLTGLFGPGMWVSDPYGLTGSVQPVAPEWGPDGFNPYNPGGVVAH
HIAAGIVGIIAGLFHILVRPPQRLYKALRMGNIETVLSSSIAAVFFAAFV
VAGTMWYGSATTPIELFGPTRYQWDSSYFQQEINRRVQASLASGATLEEA
WSAIPEKLAFYDYIGNNPAKGGLFRTGPMNKGDGIAQAWKGHAVFRNKEG
EELFVRRMPAFFESFPVILTDKNGVVKADIPFRRAESKYSFEQQGVTVSF
YGGELNGQTFTDPPTVKSYARKAIFGEIFEFDTETLNSDGIFRTSPRGWF
TFAHAVFALLFFFGHIWHGARTLFRDVFSGIDPELSPEQVEWGFYQKVGD
VTTR

3D structure

PDB

8ird Oxygen-evolving photosystem II structures during S1-S2-S3 transitions.

Chain

Resolution

2.3 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	G189 F190 H201 A204 V208 F247 F250	G188 F189 H200 A203 V207 F246 F249
BS02	CLA	b	R68 L69 C150 F153 H201 H202 V252 T262	R67 L68 C149 F152 H200 H201 V251 T261
BS03	CLA	b	W33 F61 F65 L145 A248 A249 F451 H455 F458 F462	W32 F60 F64 L144 A247 A248 F450 H454 F457 F461
BS04	CLA	b	W33 A34 V62 M66 H100 L103	W32 A33 V61 M65 H99 L102
BS05	CLA	b	L69 G70 V71 W91 A99 H100 V102 L149 G152 F153 H157 F162 P164	L68 G69 V70 W90 A98 H99 V101 L148 G151 F152 H156 F161 P163
BS06	CLA	b	W33 M37 Y40 G59 F61 T327 P329 W450 F451	W32 M36 Y39 G58 F60 T326 P328 W449 F450
BS07	CLA	b	A243 F246 F247 F463 H466 I467 T473	A242 F245 F246 F462 H465 I466 T472
BS08	CLA	b	F139 A212 F215 H216 P221 P222 L229	F138 A211 F214 H215 P220 P221 L228
BS09	CLA	b	L135 F139 H142 L143 M231 V237 S240 A244	L134 F138 H141 L142 M230 V236 S239 A243
BS10	CLA	b	Y6 R7 V8 H9 T10 L238 F462 G465 W468 H469 R472	Y5 R6 V7 H8 T9 L237 F461 G464 W467 H468 R471
BS11	CLA	b	H9 L12 L19 H23 H26 T27 V237 L238 S241	H8 L11 L18 H22 H25 T26 V236 L237 S240
BS12	CLA	b	H9 H26 V30 W33 F462	H8 H25 V29 W32 F461
BS13	CLA	b	V8 H9 M25 W115	V7 H8 M24 W114
BS14	CLA	b	H23 L133 M138 I141 H142 L145	H22 L132 M137 I140 H141 L144
BS15	CLA	b	I20 L24 A110 W113 H114	I19 L23 A109 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
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:8ird, PDBe:8ird, PDBj:8ird
PDBsum	8ird
PubMed	38297122
UniProt	D0VWR1\|PSBB_THEVL Photosystem II CP47 reaction center protein (Fragment) (Gene Name=psbB)

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