UniProt Accession

 Q6NDR4_RHOPA; Q6NDR4 

Genbank Protein ID

 BX572593 

Genbank Nucleotide ID

 CAE25484.1 

Protein Name

 Translation initiation factor IF-3 

Protein Synonyms/Alias

  

Gene Name

 infC 

Gene Synonyms/Alias

 RPA0040 

Created Date

 July 27, 2013 

Organism

 Rhodopseudomonas palustris (strain ATCC BAA-98 / CGA009) 

NCBI Taxa ID

 258594 

Lysine Modification

Position	Peptide	Type	References
26	RAPPPVAKDGPRTND	acetylation	[1]
173	NDVAEIAKVEQDPRF	acetylation	[1]

Reference

 [1] System-wide studies of N-lysine acetylation in Rhodopseudomonas palustris reveal substrate specificity of protein acetyltransferases.
 Crosby HA, Pelletier DA, Hurst GB, Escalante-Semerena JC.
 J Biol Chem. 2012 May 4;287(19):15590-601. [PMID: 22416131] 

Functional Description

 IF-3 binds to the 30S ribosomal subunit and shifts the equilibrum between 70S ribosomes and their 50S and 30S subunits in favor of the free subunits, thus enhancing the availability of 30S subunits on which protein synthesis initiation begins (By similarity). 

Sequence Annotation

  

Keyword

 Complete proteome; Cytoplasm; Initiation factor; Protein biosynthesis. 

Sequence Source

 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 

Protein Length

 192 AA 

Protein Sequence

Gene Ontology

 GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
 GO:0003743; F:translation initiation factor activity; IEA:HAMAP. 

Interpro

 IPR001288; Translation_initiation_fac_3.
 IPR019815; Translation_initiation_fac_3_C.
 IPR019814; Translation_initiation_fac_3_N. 

Pfam

 PF00707; IF3_C
 PF05198; IF3_N 

SMART

  

PROSITE

  

PRINTS