ID RNPA_MESM1 Reviewed; 112 AA. AC Q6KH14; DT 01-MAR-2005, integrated into UniProtKB/Swiss-Prot. DT 05-JUL-2004, sequence version 1. DT 27-MAR-2024, entry version 96. 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=MMOB6310; OS Mesomycoplasma mobile (strain ATCC 43663 / 163K / NCTC 11711) (Mycoplasma OS mobile). OC Bacteria; Mycoplasmatota; Mycoplasmoidales; Metamycoplasmataceae; OC Mesomycoplasma. OX NCBI_TaxID=267748; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 43663 / NCTC 11711 / 163 K; RX PubMed=15289470; DOI=10.1101/gr.2674004; RA Jaffe J.D., Stange-Thomann N., Smith C., DeCaprio D., Fisher S., Butler J., RA Calvo S., Elkins T., FitzGerald M.G., Hafez N., Kodira C.D., Major J., RA Wang S., Wilkinson J., Nicol R., Nusbaum C., Birren B., Berg H.C., RA Church G.M.; RT "The complete genome and proteome of Mycoplasma mobile."; RL Genome Res. 14:1447-1461(2004). 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; AE017308; AAT28117.1; -; Genomic_DNA. DR AlphaFoldDB; Q6KH14; -. DR SMR; Q6KH14; -. DR STRING; 267748.MMOB6310; -. DR KEGG; mmo:MMOB6310; -. DR eggNOG; COG0594; Bacteria. DR HOGENOM; CLU_117179_9_1_14; -. DR OrthoDB; 9810867at2; -. DR BRENDA; 3.1.26.5; 10542. DR Proteomes; UP000009072; Chromosome. 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 InterPro; IPR020539; RNase_P_CS. 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. DR PROSITE; PS00648; RIBONUCLEASE_P; 1. PE 3: Inferred from homology; KW Endonuclease; Hydrolase; Nuclease; Reference proteome; RNA-binding; KW tRNA processing. FT CHAIN 1..112 FT /note="Ribonuclease P protein component" FT /id="PRO_0000198488" SQ SEQUENCE 112 AA; 13673 MW; A3B9BBC19F36C375 CRC64; MKRKYILKKN WEFQKIIDSK KQFIFPTIIL YYKKSDSFQI GISIPKKFAI AVKRNYLKRQ IKSILDQIRP YNLSYEMILI VRKNYLNLNF LQKQQEIKKI IERISNGKEK IK //