HAMAP rule MF_00072
General rule information
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Accession | MF_00072 |
Dates | 1-JUN-2001 (Created)
28-NOV-2023 (Last updated, Version 35) |
Name | Rel_fac_3 |
Scope(s) |
Bacteria |
Template(s) | P0A7I4 (RF3_ECOLI); [ Recover all ] |
Triggered by |
HAMAP; MF_00072 (Get profile general information and statistics) |
Propagated annotation
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Identifier, protein and gene names
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Identifier | RF3 |
Protein name | RecName: Full=Peptide chain release factor 3; Short=RF-3; |
Gene name | Name=prfC; |
Comments
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FUNCTION | Increases the formation of ribosomal termination complexes and stimulates activities of RF-1 and RF-2. It binds guanine nucleotides and has strong preference for UGA stop codons. It may interact directly with the ribosome. The stimulation of RF-1 and RF-2 is significantly reduced by GTP and GDP, but not by GMP. |
SUBCELLULAR LOCATION | Cytoplasm. |
SIMILARITY | Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. PrfC subfamily. |
Keywords
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Gene Ontology
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GO:0005525; Molecular function:GTP binding |
GO:0016149; Molecular function:translation release factor activity, codon specific |
GO:0006449; Biological process:regulation of translational termination |
GO:0005737; Cellular component:cytoplasm |
Cross-references
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Pfam | PF00009; GTP_EFTU; 1; |
Pfam | PF03144; GTP_EFTU_D2; 1; |
NCBIfam | TIGR00503; PrfC; 1; |
PROSITE | PS00301; G_TR_1; 1; |
PROSITE | PS51722; G_TR_2; 1; |
Features
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From: RF3_ECOLI (P0A7I4) | ||||||||||||
Key | From | To | Description | Tag | Condition | FTGroup | ||||||
BINDING | 20 | 27 | /ligand="GTP" /ligand_id="ChEBI:CHEBI:37565" |
S-H-P-D-A-G-K-T | ||||||||
BINDING | 88 | 92 | /ligand="GTP" /ligand_id="ChEBI:CHEBI:37565" |
D-T-P-G-H | ||||||||
BINDING | 142 | 145 | /ligand="GTP" /ligand_id="ChEBI:CHEBI:37565" |
N-K-[LMYCVF]-D |
Additional information
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Size range | 510-556 amino acids |
Related rules |
None |
Fusion | Nter: None Cter: None |