Protein
Peptide chain release factor 3
Organism
Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)
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.
Similarity
Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. PrfC subfamily.
Sequence
MTTQAAEVAKRRTFAIISHPDAGKTTITEKLLLMGKAIAVAGTVKSRKSDRHATSDWMEMEKQRGISITTSVMQFPYREHMINLLDTPGHEDFSEDTYRTLTAVDSALMVLDGGKGVEPRTIALMEVCRLRDTPIVSFINKLDRDIRDPIELLDEIEAVLKIKAAPITWPIGCYKDFKGVYHLADDRIIVYVPGHGHERIETKVIEKLDSDEARAHLGDLYDNFVEELELVQGACHEFDKDAFLKGEMTPVFFGTALGNFGVDQVLDCIVDWAPQPLSRATHERSVEPTEEKFSGFVFKIQANMDPKHRDRIAFMRICSGKYEKGMKMRHVRLGKDVKIADALTFFSSEREQLEEAYAGDIIGLHNHGTIQIGDTFSEGENFGFTGIPHFAPELFRRVRLKDPLKSKQLRQGLQELAEEGATQVFFPERNNDIILGAVGVLQFDVVASRLKEEYKVECAYEAINVWSARWIECDDEKKLKEFKDKAFENLSVDGGGHLTYLAPTRVNLSLMEERWPDIRFRATREHH