Structure of PDB 7piw Chain c1

Receptor sequence

>7piwc1 (length=449) Species: 3046 (Dunaliella salina) [Search protein sequence]

GRDQETTGFAWWAGNARLINLSGKLLGAHVAHAGLIVFWAGAMNLFEVSH
FVPEKPMYEQGLILLPHIATLGYGVGPGGEVLDTFPYFVSGVLHLISSAV
LGFGGVYHSLIGPETLEESYPFFGYVWKDKNKMTNILGYHLIILGCGAWL
LVLKALYFGGVYDTWAPGGGDVRIISNPTTNAAIIFGYIVKSPFGGDGWI
VSVDNLEDIIGGHIWIGTLCILGGIWHIYTTPWPWARRAFVWSGEAYLSY
SLAAVSLMGFTACCFAWFNNTAYPSEFYGPTGPEASQAQAFTFLVRDQRL
GANVASAQGPTGLGKYLMRSPTGEIIFGGETMRFWDFRGPWVEPLRGPSG
LDLVKLKNDIQPWQERRAAEYMTHAPLGSLNSVGGVATEINAVNFVSPRS
WLATSHFCLGFFFFVGHLWHAGRARAAAAGFEKGIDRVDEPVLSMRPLD

3D structure

PDB

7piw Structure of Dunaliella Photosystem II reveals conformational flexibility of stacked and unstacked supercomplexes.

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)	Binding affinity
BS01	OEX	c1	E342 R345	E330 R333
BS02	CLA	c1	L156 G159 L163 I212 H225 I228 A266 A274 F277 Y285	L144 G147 L151 I200 H213 I216 A254 A262 F265 Y273
BS03	CLA	c1	W51 H79 Y85 L162 K166 V267 A274 Y285 H418 L421 F425	W39 H67 Y73 L150 K154 V255 A262 Y273 H406 L409 F413
BS04	CLA	c1	I48 V49 A52 L76 H79 I80 S102 H106	I36 V37 A40 L64 H67 I68 S90 H94
BS05	CLA	c1	W51 M55 G73 I75 L392 W413 S417	W39 M43 G61 I63 L380 W401 S405
BS06	CLA	c1	S261 Y262 A265 F426 H429 L430 A433	S249 Y250 A253 F414 H417 L418 A421
BS07	CLA	c1	L153 I201 L231 W238 H239 W245	L141 I189 L219 W226 H227 W233
BS08	CLA	c1	M145 L149 H152 L156 F252 W254 Y259 Y262 S263 M270	M133 L137 H140 L144 F240 W242 Y247 Y250 S251 M258
BS09	CLA	c1	W24 A25 G26 N27 A28 L260 F424 F425 G428 W431 H432	W12 A13 G14 N15 A16 L248 F412 F413 G416 W419 H420
BS10	CLA	c1	N27 L37 H41 H44 Y137 H152 L156 G256 Y259 L260 S263	N15 L25 H29 H32 Y125 H140 L144 G244 Y247 L248 S251
BS11	CLA	c1	N27 H44 I48 W51 F424 F425	N15 H32 I36 W39 F412 F413
BS12	CLA	c1	G13 W23 G26 R29 K36 F115 V118 S121	G1 W11 G14 R17 K24 F103 V106 S109
BS13	CLA	c1	H41 F135 Y137 Y151 H152 I154 I155 C158	H29 F123 Y125 Y139 H140 I142 I143 C146
BS14	CLA	c1	V42 V112 L113 G116 Y119 H120 L128 Y132 F135	V30 V100 L101 G104 Y107 H108 L116 Y120 F123
BS15	LMK	c1	Y85 P98 V101 S102 L105 H106 S109	Y73 P86 V89 S90 L93 H94 S97

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:0005737	cytoplasm
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:7piw, PDBe:7piw, PDBj:7piw
PDBsum	7piw
PubMed	36799903
UniProt	D0FXY3

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