Structure of PDB 8r2i Chain B

Receptor sequence

>8r2iB (length=487) Species: 3055 (Chlamydomonas reinhardtii) [Search protein sequence]

GLPWYRVHTVVINDPGRLISVHLMHTALVSGWAGSMALFEISVFDPSDPV
LNPMWRQGMFVLPFMTRLGITQSWGGWTISGETATNPGIWSYEGVAAAHI
ILSGALFLASVWHWTYWDLELFRDPRTGKTALDLPKIFGIHLFLSGLLCF
GFGAFHVTGVFGPGIWVSDPYGLTGRVQPVAPSWGADGFDPYNPGGIASH
HIAAGILGVLAGLFHLCVRPSIRLYFGLSMGSIETVLSSSIAAVFWAAFV
VAGTMWYGSAATPIELFGPTRYQWDQGFFQQEIQKRVQASLAEGASLSDA
WSRIPEKLAFYDYIGNNPAKGGLFRTGAMNSGDGIAVGWLGHASFKDQEG
RELFVRRMPTFFETFPVLLLDKDGIVRADVPFRKAESKYSIEQVGVSVTF
YGGELDGLTFTDPATVKKYARKAQLGEIFEFDRSTLQSDGVFRSSPRGWF
TFGHVCFALLFFFGHIWHGARTIFRDVFAGIDDDIND

3D structure

PDB

8r2i Structure of native photosystem II assembly intermediate from Chlamydomonas reinhardtii

Chain

Resolution

2.9 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	W185 F190	W184 F189
BS02	CLA	B	F190 H201 L208 W247	F189 H200 L207 W246
BS03	CLA	B	L69 S146 L149 C150 F153 I198 H201 H202 W247 V251	L68 S145 L148 C149 F152 I197 H200 H201 W246 V250
BS04	CLA	B	W33 F61 F65 L145 A248 A249 V252 F451 H455 F458 F462	W32 F60 F64 L144 A247 A248 V251 F450 H454 F457 F461
BS05	CLA	B	T27 V30 S31 W33 A34 V62 M66 H100 L103 S146	T26 V29 S30 W32 A33 V61 M65 H99 L102 S145
BS06	CLA	B	L69 G70 W91 A99 H100 G152 F153 H157 F162 P164	L68 G69 W90 A98 H99 G151 F152 H156 F161 P163
BS07	CLA	B	W33 M37 F40 G59 F61 T327 G328 W450	W32 M36 F39 G58 F60 T326 G327 W449
BS08	CLA	B	S239 A243 F246 W247 H466 I467 T473	S238 A242 F245 W246 H465 I466 T472
BS09	CLA	B	F139 L208 A212 F215 H216 P221	F138 L207 A211 F214 H215 P220
BS10	CLA	B	L135 F139 H142 M231 V237 S240	L134 F138 H141 M230 V236 S239
BS11	CLA	B	W5 Y6 R7 H9 L238 I242 L461 F462 G465 W468 H469 R472	W4 Y5 R6 H8 L237 I241 L460 F461 G464 W467 H468 R471
BS12	CLA	B	H9 I13 L19 V22 H23 H26 I234 V237 L238 S241	H8 I12 L18 V21 H22 H25 I233 V236 L237 S240
BS13	CLA	B	H26 V30 W33 F462	H25 V29 W32 F461
BS14	CLA	B	V8 H9 M25 W115	V7 H8 M24 W114
BS15	CLA	B	I20 H23 L24 I138 I141 H142 L145	I19 H22 L23 I137 I140 H141 L144
BS16	CLA	B	I20 A110 W113 H114	I19 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

	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:0009507	chloroplast
GO:0009521	photosystem
GO:0009523	photosystem II
GO:0009535	chloroplast thylakoid membrane
GO:0009579	thylakoid
GO:0016020	membrane

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:8r2i, PDBe:8r2i, PDBj:8r2i
PDBsum	8r2i
PubMed	38322422
UniProt	P37255\|PSBB_CHLRE Photosystem II CP47 reaction center protein (Gene Name=psbB)

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