Structure of PDB 5kai Chain D

Receptor sequence

>5kaiD (length=341) Species: 197221 (Thermosynechococcus vestitus BP-1) [Search protein sequence]

RGWFDILDDWLKRDRFVFVGWSGILLFPCAYLALGGWLTGTTFVTSWYTH
GLASSYLEGCNFLTVAVSTPANSMGHSLLLLWGPEAQGDFTRWCQLGGLW
TFIALHGAFGLIGFMLRQFEIARLVGVRPYNAIAFSAPIAVFVSVFLIYP
LGQSSWFFAPSFGVAAIFRFLLFFQGFHNWTLNPFHMMGVAGVLGGALLC
AIHGATVENTLFQDGEGASTFRAFNPTQAEETYSMVTANRFWSQIFGIAF
SNKRWLHFFMLFVPVTGLWMSAIGVVGLALNLRSYDFISQEIRAAEDPEF
ETFYTKNLLLNEGIRAWMAPQDQPHENFVFPEEVLPRGNAL

3D structure

PDB

5kai Structure of photosystem II and substrate binding at room temperature.

Chain

Resolution

2.80001 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

1.10.3.9: photosystem II.

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	FE2	D	H214 H268	H203 H257
BS02	CLA	D	I178 L182	I167 L171
BS03	PHO	D	L209 I213 W253 F257	L198 I202 W242 F246
BS04	BCT	D	H214 Y244 H268	H203 Y233 H257
BS05	CLA	D	F120 M126 L127	F109 M115 L116
BS06	PHO	D	A41 W48 G121 F125 Q129 F146 P149 F173 G174 L279	A30 W37 G110 F114 Q118 F135 P138 F162 G163 L268
BS07	CLA	D	M198 V201 A202	M187 V190 A191
BS08	CLA	D	V152 V156 F181 L182 F185 W191 T192 H197 G200 V201 V204 S282 A283	V141 V145 F170 L171 F174 W180 T181 H186 G189 V190 V193 S271 A272
BS09	CLA	D	L43 L90 L92 W93 F113 H117	L32 L79 L81 W82 F102 H106

Gene Ontology

	Molecular Function
GO:0005506	iron ion binding
GO:0009055	electron transfer activity
GO:0010242	oxygen evolving activity
GO:0016168	chlorophyll binding
GO:0016491	oxidoreductase activity
GO:0045156	electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity
GO:0046872	metal ion binding

	Biological Process
GO:0009772	photosynthetic electron transport in photosystem II
GO:0015979	photosynthesis
GO:0019684	photosynthesis, light reaction

	Cellular Component
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:5kai, PDBe:5kai, PDBj:5kai
PDBsum	5kai
PubMed	27871088
UniProt	Q8CM25\|PSBD_THEVB Photosystem II D2 protein (Gene Name=psbD1)

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