HAMAP rule MF_00431

General rule information [?]

PURL	https://purl.expasy.org/hamap/rule/MF_00431
Accession	MF_00431
Dates	28-FEB-2005 (Created) 01-JUN-2023 (Last updated, Version 24)
Name	PSI_PsaI
Scope(s)	Bacteria Cyanobacteriota Plastid
Template(s)	Q55330; Q54752; P0A428; O87786; P23079; [ Recover all ]
Triggered by	HAMAP; MF_00431 (Get profile general information and statistics)

Propagated annotation [?]

Identifier, protein and gene names [?]

Identifier	PSAI
case not <OG:Chloroplast>
Protein name	RecName: Full=Photosystem I reaction center subunit VIII;
else case <OG:Chloroplast>
Protein name	RecName: Full=Photosystem I reaction center subunit VIII; Short=PSI-I;
end case
Gene name	Name=psaI;

Comments [?]

FUNCTION	May help in the organization of the PsaL subunit.
case <OG:Chloroplast>
SUBCELLULAR LOCATION	Plastid, chloroplast thylakoid membrane; Single- pass membrane protein.
else case <OC:Gloeobacter>
SUBCELLULAR LOCATION	Cell inner membrane; Single-pass membrane protein.
else
SUBCELLULAR LOCATION	Cellular thylakoid membrane; Single-pass membrane protein.
end case
SIMILARITY	Belongs to the PsaI family.

Keywords [?]

Membrane
Photosystem I
Photosynthesis
case <OC:Gloeobacter>
Cell membrane
Cell inner membrane
else
Thylakoid
end case
Transmembrane
Transmembrane helix

Gene Ontology [?]

GO:0015979; Biological process:photosynthesis
case <OG:Chloroplast>
GO:0009535; Cellular component:chloroplast thylakoid membrane
else case <OCellular component:Gloeobacter>
GO:0005886; Cellular component:plasma membrane
else; https://www.ebi.ac.uk/QuickGO/term/else
GO:0042651; Cellular component:thylakoid membrane
end case

Cross-references [?]

Pfam	PF00796; PSI_8; 1;
NCBIfam	TIGR03052; PS_I_psaI; 1;
General	Transmembrane; -; 1;

Features [?]

Additional information [?]

Size range	33-46 amino acids
Related rules	None
Fusion	Nter: None Cter: None
Comments	Divergent PINTH not shown in alignment

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