Structure of PDB 1s5l Chain B

Receptor sequence

>1s5lB (length=476) Species: 146786 (Thermosynechococcus vestitus) [Search protein sequence]

YRVHTVLINDPGRLIAAHLMHTALVAGWAGSMALYELATFDPSDPVLNPM
WRQGMFVLPFMARLGVTGSWSGWSITGETGIDPGFWSFEGVALAHIVLSG
LLFLAACWHWVYWDLELFRDPRTGEPALDLPKMFGIHLFLAGLLCFGFGA
FHLTGLFGPGMWVSDPYGLTGSVQPVAPEWGPDGFNPYNPGGVVAHHIAA
GIVGIIAGLFHILVRPPQRLYKALRMGNIETVLSSSIAAVFFAAFVVAGT
MWYGSATTPIELFGPTRYQWDSSYFQQEINRRVQASLASGATLEEAWSAI
PEKLAFYDYIGNNPAKGGLFRTGPMNKGDGIAQAWKGHAVFRNKEGEELF
VRRMPAFFESFPVILTDKNGVVKADIPFRRAESKYSFEQQGVTVSFYGGE
LNGQTFTDPPTVKSYARKAIFGEIFEFDTETLNSDGIFRTSPRGWFTFAH
AVFALLFFFGHIWHGARTLFRDVFSG

3D structure

PDB

1s5l Architecture of the Photosynthetic Oxygen-Evolving Center

Chain

Resolution

3.5 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	F139 A212 H216 P222	F134 A207 H211 P217
BS02	CLA	B	H9 H26 V30 L461 F462	H4 H21 V25 L456 F457
BS03	CLA	B	H9 L19 H23 H26 I234 V237 L238 S241 V245	H4 L14 H18 H21 I229 V232 L233 S236 V240
BS04	CLA	B	W33 Y40 G59 F61 R326 T327 G328 W450	W28 Y35 G54 F56 R321 T322 G323 W445
BS05	CLA	B	L69 W91 G152 F153 F156 H157 F162 P164	L64 W86 G147 F148 F151 H152 F157 P159
BS06	CLA	B	W33 R68 A248 A249 V252 F451 H455 F458 F462	W28 R63 A243 A244 V247 F446 H450 F453 F457
BS07	CLA	B	R68 L149 C150 F153 M166 H201 H202 F247 A248 V251 V252 T262	R63 L144 C145 F148 M161 H196 H197 F242 A243 V246 V247 T257
BS08	CLA	B	T27 V30 A31 W33 V62 M66 L69 H100 L103 A205 G209	T22 V25 A26 W28 V57 M61 L64 H95 L98 A200 G204
BS09	CLA	B	A243 H466	A238 H461
BS10	CLA	B	Y6 V8 H9 V11	Y1 V3 H4 V6
BS11	CLA	B	F190 G197 A200 H201 F247 F250	F185 G192 A195 H196 F242 F245
BS12	CLA	B	H23 L106 L109 A110 M138 I141 H142 L145	H18 L101 L104 A105 M133 I136 H137 L140
BS13	CLA	B	Y6 R7 V8 H9 L461 F462 F464 G465 W468 H469 R472	Y1 R2 V3 H4 L456 F457 F459 G460 W463 H464 R467
BS14	CLA	B	L19 L135 F139 H142 L143 I234 V237 S240	L14 L130 F134 H137 L138 I229 V232 S235
BS15	CLA	B	I20 W113 H114 L122 F123 R124	I15 W108 H109 L117 F118 R119
BS16	CLA	B	P187 F190	P182 F185

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:1s5l, PDBe:1s5l, PDBj:1s5l
PDBsum	1s5l
PubMed	14764885
UniProt	Q8DIQ1\|PSBB_THEVB Photosystem II CP47 reaction center protein (Gene Name=psbB)

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