ID RNPA_HISS1 Reviewed; 119 AA. AC Q0I0Y9; DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot. DT 03-OCT-2006, sequence version 1. DT 27-MAR-2024, entry version 95. DE RecName: Full=Ribonuclease P protein component {ECO:0000255|HAMAP-Rule:MF_00227}; DE Short=RNase P protein {ECO:0000255|HAMAP-Rule:MF_00227}; DE Short=RNaseP protein {ECO:0000255|HAMAP-Rule:MF_00227}; DE EC=3.1.26.5 {ECO:0000255|HAMAP-Rule:MF_00227}; DE AltName: Full=Protein C5 {ECO:0000255|HAMAP-Rule:MF_00227}; GN Name=rnpA {ECO:0000255|HAMAP-Rule:MF_00227}; GN OrderedLocusNames=HS_0135; OS Histophilus somni (strain 129Pt) (Haemophilus somnus). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pasteurellales; OC Pasteurellaceae; Histophilus. OX NCBI_TaxID=205914; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=129Pt; RX PubMed=17172329; DOI=10.1128/jb.01422-06; RA Challacombe J.F., Duncan A.J., Brettin T.S., Bruce D., Chertkov O., RA Detter J.C., Han C.S., Misra M., Richardson P., Tapia R., Thayer N., RA Xie G., Inzana T.J.; RT "Complete genome sequence of Haemophilus somnus (Histophilus somni) strain RT 129Pt and comparison to Haemophilus ducreyi 35000HP and Haemophilus RT influenzae Rd."; RL J. Bacteriol. 189:1890-1898(2007). CC -!- FUNCTION: RNaseP catalyzes the removal of the 5'-leader sequence from CC pre-tRNA to produce the mature 5'-terminus. It can also cleave other CC RNA substrates such as 4.5S RNA. The protein component plays an CC auxiliary but essential role in vivo by binding to the 5'-leader CC sequence and broadening the substrate specificity of the ribozyme. CC {ECO:0000255|HAMAP-Rule:MF_00227}. CC -!- CATALYTIC ACTIVITY: CC Reaction=Endonucleolytic cleavage of RNA, removing 5'-extranucleotides CC from tRNA precursor.; EC=3.1.26.5; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00227}; CC -!- SUBUNIT: Consists of a catalytic RNA component (M1 or rnpB) and a CC protein subunit. {ECO:0000255|HAMAP-Rule:MF_00227}. CC -!- SIMILARITY: Belongs to the RnpA family. {ECO:0000255|HAMAP- CC Rule:MF_00227}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000436; ABI24413.1; -; Genomic_DNA. DR AlphaFoldDB; Q0I0Y9; -. DR SMR; Q0I0Y9; -. DR KEGG; hso:HS_0135; -. DR eggNOG; COG0594; Bacteria. DR HOGENOM; CLU_117179_11_0_6; -. DR GO; GO:0004526; F:ribonuclease P activity; IEA:UniProtKB-UniRule. DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule. DR GO; GO:0001682; P:tRNA 5'-leader removal; IEA:UniProtKB-UniRule. DR Gene3D; 3.30.230.10; -; 1. DR HAMAP; MF_00227; RNase_P; 1. DR InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF. DR InterPro; IPR014721; Ribsml_uS5_D2-typ_fold_subgr. DR InterPro; IPR000100; RNase_P. DR NCBIfam; TIGR00188; rnpA; 1. DR PANTHER; PTHR33992; RIBONUCLEASE P PROTEIN COMPONENT; 1. DR PANTHER; PTHR33992:SF1; RIBONUCLEASE P PROTEIN COMPONENT; 1. DR Pfam; PF00825; Ribonuclease_P; 1. DR SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 1. PE 3: Inferred from homology; KW Endonuclease; Hydrolase; Nuclease; RNA-binding; tRNA processing. FT CHAIN 1..119 FT /note="Ribonuclease P protein component" FT /id="PRO_1000021412" SQ SEQUENCE 119 AA; 14026 MW; E716F5E269BA31B2 CRC64; MVKLGFSREL RLLTPSHFKC VFQKPLRVST PEITILARKN NLEHSRLGLT VAKKHLKRAH DRNRVKRISR ESFRLLQGQL ANYDFVIITK KGIGNLDNQQ LFQTLDKLWK RHIRLVQKS //