ID TNNI1_RAT Reviewed; 187 AA. AC P13413; DT 01-JAN-1990, integrated into UniProtKB/Swiss-Prot. DT 23-JAN-2007, sequence version 2. DT 27-MAR-2024, entry version 119. DE RecName: Full=Troponin I, slow skeletal muscle; DE AltName: Full=Troponin I, slow-twitch isoform; GN Name=Tnni1; OS Rattus norvegicus (Rat). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Glires; Rodentia; Myomorpha; Muroidea; Muridae; OC Murinae; Rattus. OX NCBI_TaxID=10116; RN [1] RP NUCLEOTIDE SEQUENCE [MRNA]. RX PubMed=2760067; DOI=10.1016/s0021-9258(18)71681-5; RA Koppe R.I., Hallauer P.L., Karpati G., Hastings K.E.M.; RT "cDNA clone and expression analysis of rodent fast and slow skeletal muscle RT troponin I mRNAs."; RL J. Biol. Chem. 264:14327-14333(1989). RN [2] RP PROTEIN SEQUENCE OF 147-152, AND IDENTIFICATION BY MASS SPECTROMETRY. RC STRAIN=Sprague-Dawley; TISSUE=Brain; RA Lubec G., Kang S.U.; RL Submitted (JUL-2007) to UniProtKB. RN [3] RP PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-58, AND IDENTIFICATION BY RP MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=22673903; DOI=10.1038/ncomms1871; RA Lundby A., Secher A., Lage K., Nordsborg N.B., Dmytriyev A., Lundby C., RA Olsen J.V.; RT "Quantitative maps of protein phosphorylation sites across 14 different rat RT organs and tissues."; RL Nat. Commun. 3:876-876(2012). CC -!- FUNCTION: Troponin I is the inhibitory subunit of troponin, the thin CC filament regulatory complex which confers calcium-sensitivity to CC striated muscle actomyosin ATPase activity. CC -!- SUBUNIT: Binds to actin and tropomyosin. CC -!- SIMILARITY: Belongs to the troponin I family. {ECO:0000305}. 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; J04993; AAA42295.1; -; mRNA. DR PIR; B44786; B44786. DR RefSeq; NP_058880.1; NM_017184.1. DR AlphaFoldDB; P13413; -. DR SMR; P13413; -. DR BioGRID; 248040; 2. DR STRING; 10116.ENSRNOP00000067933; -. DR iPTMnet; P13413; -. DR PhosphoSitePlus; P13413; -. DR PaxDb; 10116-ENSRNOP00000067933; -. DR GeneID; 29388; -. DR KEGG; rno:29388; -. DR UCSC; RGD:621765; rat. DR AGR; RGD:621765; -. DR CTD; 7135; -. DR RGD; 621765; Tnni1. DR eggNOG; KOG3977; Eukaryota. DR InParanoid; P13413; -. DR OrthoDB; 2882372at2759; -. DR PhylomeDB; P13413; -. DR Reactome; R-RNO-390522; Striated Muscle Contraction. DR PRO; PR:P13413; -. DR Proteomes; UP000002494; Unplaced. DR GO; GO:0005861; C:troponin complex; IDA:RGD. DR GO; GO:0003779; F:actin binding; IEA:UniProtKB-KW. DR GO; GO:0060048; P:cardiac muscle contraction; IBA:GO_Central. DR GO; GO:0003009; P:skeletal muscle contraction; IBA:GO_Central. DR GO; GO:0014883; P:transition between fast and slow fiber; ISO:RGD. DR GO; GO:0055010; P:ventricular cardiac muscle tissue morphogenesis; ISO:RGD. DR Gene3D; 1.20.5.350; -; 1. DR Gene3D; 6.10.250.180; -; 1. DR InterPro; IPR001978; Troponin. DR InterPro; IPR038077; Troponin_sf. DR PANTHER; PTHR13738; TROPONIN I; 1. DR PANTHER; PTHR13738:SF9; TROPONIN I, SLOW SKELETAL MUSCLE; 1. DR Pfam; PF00992; Troponin; 1. DR SUPFAM; SSF90250; Troponin coil-coiled subunits; 1. PE 1: Evidence at protein level; KW Acetylation; Actin-binding; Direct protein sequencing; Muscle protein; KW Phosphoprotein; Reference proteome. FT INIT_MET 1 FT /note="Removed" FT /evidence="ECO:0000250|UniProtKB:P02645" FT CHAIN 2..187 FT /note="Troponin I, slow skeletal muscle" FT /id="PRO_0000186142" FT REGION 2..48 FT /note="Involved in binding TNC" FT REGION 97..118 FT /note="Involved in binding TNC and actin" FT MOD_RES 2 FT /note="N-acetylproline" FT /evidence="ECO:0000250|UniProtKB:P02645" FT MOD_RES 58 FT /note="Phosphoserine" FT /evidence="ECO:0007744|PubMed:22673903" SQ SEQUENCE 187 AA; 21724 MW; 69A62A39D0F471D4 CRC64; MPEVERKSKI TASRKLMLKS LMLAKAKECW EQEHEEREAE KVRYLSERIP TLQTRGLSLS ALQDLCRELH AKVEVVDEER YDIEAKCLHN TREIKDLKLK VLDLRGKFKR PPLRRVRVSA DAMLRALLGS KHKVSMDLRA NLKSVKKEDT EKERPVEVGD WRKNVEAMSG MEGRKKMFDA AKSPTLQ //