Structure of PDB 8f4k Chain d

Receptor sequence

>8f4kd (length=341) Species: 197221 (Thermosynechococcus vestitus BP-1) [Search protein sequence]

RGWFDILDDWLKRDRFVFVGWSGILLFPCAYLALGGWLTGTTFVTSWYTH
GLASSYLEGCNFLTVAVSTPANSMGHSLLLLWGPEAQGDFTRWCQLGGLW
TFIALHGAFGLIGFMLRQFEIARLVGVRPYNAIAFSAPIAVFVSVFLIYP
LGQSSWFFAPSFGVAAIFRFLLFFQGFHNWTLNPFHMMGVAGVLGGALLC
AIHGATVENTLFQDGEGASTFRAFNPTQAEETYSMVTANRFWSQIFGIAF
SNKRWLHFFMLFVPVTGLWMSAIGVVGLALNLRSYDFISQEIRAAEDPEF
ETFYTKNLLLNEGIRAWMAPQDQPHENFVFPEEVLPRGNAL

3D structure

PDB

8f4k Structural evidence for intermediates during O 2 formation in photosystem II.

Chain

Resolution

2.16 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	BCT	d	H214 K264 H268	H203 K253 H257
BS03	PHO	d	L205 A208 L209 I213 W253 F257	L194 A197 L198 I202 W242 F246
BS04	CLA	d	M198 V201 A202	M187 V190 A191
BS05	CLA	d	F120 I123 M126	F109 I112 M115
BS06	CLA	d	F157 I178 F179 L182	F146 I167 F168 L171
BS07	PHO	d	A41 W48 G121 L122 F125 N142 F146 P149 F153 G174 P275 L279	A30 W37 G110 L111 F114 N131 F135 P138 F142 G163 P264 L268
BS08	CLA	d	V152 V156 F181 L182 F185 Q186 W191 H197 G200 V201 S282 A283 V286	V141 V145 F170 L171 F174 Q175 W180 H186 G189 V190 S271 A272 V275
BS09	CLA	d	C40 L43 L91 L92 W93 F113 H117	C29 L32 L80 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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Cellular Component

External links

PDB	RCSB:8f4k, PDBe:8f4k, PDBj:8f4k
PDBsum	8f4k
PubMed	37138085
UniProt	Q8CM25\|PSBD_THEVB Photosystem II D2 protein (Gene Name=psbD1)

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