IF2B_PYRAR
ID IF2B_PYRAR Reviewed; 134 AA.
AC A4WI40;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 29-MAY-2007, sequence version 1.
DT 25-MAY-2022, entry version 70.
DE RecName: Full=Translation initiation factor 2 subunit beta {ECO:0000255|HAMAP-Rule:MF_00232};
DE AltName: Full=aIF2-beta {ECO:0000255|HAMAP-Rule:MF_00232};
DE AltName: Full=eIF-2-beta {ECO:0000255|HAMAP-Rule:MF_00232};
GN Name=eif2b {ECO:0000255|HAMAP-Rule:MF_00232}; OrderedLocusNames=Pars_0459;
OS Pyrobaculum arsenaticum (strain DSM 13514 / JCM 11321 / PZ6).
OC Archaea; Crenarchaeota; Thermoprotei; Thermoproteales; Thermoproteaceae;
OC Pyrobaculum.
OX NCBI_TaxID=340102;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700994 / DSM 13514 / JCM 11321 / PZ6;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J.,
RA Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Cozen A.E.,
RA Fitz-Gibbon S.T., House C.H., Saltikov C., Lowe T.M., Richardson P.;
RT "Complete sequence of Pyrobaculum arsenaticum DSM 13514.";
RL Submitted (APR-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: eIF-2 functions in the early steps of protein synthesis by
CC forming a ternary complex with GTP and initiator tRNA.
CC {ECO:0000255|HAMAP-Rule:MF_00232}.
CC -!- SUBUNIT: Heterotrimer composed of an alpha, a beta and a gamma chain.
CC {ECO:0000255|HAMAP-Rule:MF_00232}.
CC -!- SIMILARITY: Belongs to the eIF-2-beta/eIF-5 family. {ECO:0000255|HAMAP-
CC Rule:MF_00232}.
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DR EMBL; CP000660; ABP50057.1; -; Genomic_DNA.
DR AlphaFoldDB; A4WI40; -.
DR SMR; A4WI40; -.
DR STRING; 340102.Pars_0459; -.
DR EnsemblBacteria; ABP50057; ABP50057; Pars_0459.
DR KEGG; pas:Pars_0459; -.
DR HOGENOM; CLU_026663_3_1_2; -.
DR OMA; FIRYYVV; -.
DR PhylomeDB; A4WI40; -.
DR Proteomes; UP000001567; Chromosome.
DR GO; GO:0003743; F:translation initiation factor activity; IEA:UniProtKB-UniRule.
DR HAMAP; MF_00232; eIF_2_beta; 1.
DR InterPro; IPR045196; IF2/IF5.
DR InterPro; IPR004458; TIF2_bsu_arc.
DR InterPro; IPR002735; Transl_init_fac_IF2/IF5_dom.
DR InterPro; IPR016189; Transl_init_fac_IF2/IF5_N.
DR InterPro; IPR016190; Transl_init_fac_IF2/IF5_Zn-bd.
DR PANTHER; PTHR23001; PTHR23001; 1.
DR Pfam; PF01873; eIF-5_eIF-2B; 1.
DR SMART; SM00653; eIF2B_5; 1.
DR SUPFAM; SSF100966; SSF100966; 1.
DR SUPFAM; SSF75689; SSF75689; 1.
PE 3: Inferred from homology;
KW Initiation factor; Protein biosynthesis.
FT CHAIN 1..134
FT /note="Translation initiation factor 2 subunit beta"
FT /id="PRO_1000021657"
SQ SEQUENCE 134 AA; 15315 MW; 8FBA79E51B9C2993 CRC64;
MDKEYLALLE RAYTLVAPKA QRRTEIPKIQ VENMPRKTII PNFGAIAKRL NRDIYFMAKF
FQKELAVPGT VEGDVFTLHG EKSPKVVEAV YERFIRYYVV CPVCNSIDTE LRKEGRVFVM
KCLACGASTP VKPL