ID RNPA_SYNS9 Reviewed; 128 AA. AC Q3AV41; DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot. DT 22-NOV-2005, sequence version 1. DT 27-MAR-2024, entry version 92. 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=Syncc9902_1785; OS Synechococcus sp. (strain CC9902). OC Bacteria; Cyanobacteriota; Cyanophyceae; Synechococcales; Synechococcaceae; OC Synechococcus. OX NCBI_TaxID=316279; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=CC9902; RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T., RA Hammon N., Israni S., Pitluck S., Martinez M., Schmutz J., Larimer F., RA Land M., Kyrpides N., Ivanova N., Richardson P.; RT "Complete sequence of Synechococcus sp. CC9902."; RL Submitted (AUG-2005) to the EMBL/GenBank/DDBJ databases. 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; CP000097; ABB26742.1; -; Genomic_DNA. DR RefSeq; WP_011360549.1; NC_007513.1. DR AlphaFoldDB; Q3AV41; -. DR SMR; Q3AV41; -. DR STRING; 316279.Syncc9902_1785; -. DR KEGG; sye:Syncc9902_1785; -. DR eggNOG; COG0594; Bacteria. DR HOGENOM; CLU_117179_2_0_3; -. DR OrthoDB; 540358at2; -. DR Proteomes; UP000002712; 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 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..128 FT /note="Ribonuclease P protein component" FT /id="PRO_1000194680" SQ SEQUENCE 128 AA; 15204 MW; 9090C7C01F9A6BF1 CRC64; MVLPASMRLR GHRCFSRLHR SQRRHHGKWM VLRQIKRDRT LLRSELRSQH DTTCRCALVI SNKVSKRAVR RNRLRRLLHN HLRQRLEQRT DLAGTWLLFS LRPDAAEAEP AQLLEECDSL LKIAGLER //