ID   MATK_TSUCA              Reviewed;         514 AA.
AC   Q9MV49;
DT   25-MAR-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2000, sequence version 1.
DT   25-MAY-2022, entry version 57.
DE   RecName: Full=Maturase K {ECO:0000255|HAMAP-Rule:MF_01390};
DE   AltName: Full=Intron maturase {ECO:0000255|HAMAP-Rule:MF_01390};
GN   Name=matK {ECO:0000255|HAMAP-Rule:MF_01390};
OS   Tsuga canadensis (Eastern hemlock) (Pinus canadensis).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Pinopsida; Pinidae; Conifers I; Pinales; Pinaceae; Tsuga.
OX   NCBI_TaxID=66173;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=10779538; DOI=10.1093/oxfordjournals.molbev.a026356;
RA   Wang X.Q., Tank D.C., Sang T.;
RT   "Phylogeny and divergence times in Pinaceae: evidence from three genomes.";
RL   Mol. Biol. Evol. 17:773-781(2000).
CC   -!- FUNCTION: Usually encoded in the trnK tRNA gene intron. Probably
CC       assists in splicing its own and other chloroplast group II introns.
CC       {ECO:0000255|HAMAP-Rule:MF_01390}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast.
CC   -!- SIMILARITY: Belongs to the intron maturase 2 family. MatK subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01390}.
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DR   EMBL; AF143438; AAF69193.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q9MV49; -.
DR   GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
DR   GO; GO:0003723; F:RNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0006397; P:mRNA processing; IEA:UniProtKB-KW.
DR   GO; GO:0008380; P:RNA splicing; IEA:UniProtKB-UniRule.
DR   GO; GO:0008033; P:tRNA processing; IEA:UniProtKB-KW.
DR   HAMAP; MF_01390; MatK; 1.
DR   InterPro; IPR024937; Domain_X.
DR   InterPro; IPR002866; Maturase_MatK.
DR   InterPro; IPR024942; Maturase_MatK_N.
DR   PANTHER; PTHR34811; PTHR34811; 1.
DR   Pfam; PF01348; Intron_maturas2; 1.
DR   Pfam; PF01824; MatK_N; 1.
PE   3: Inferred from homology;
KW   Chloroplast; mRNA processing; Plastid; RNA-binding; tRNA processing.
FT   CHAIN           1..514
FT                   /note="Maturase K"
FT                   /id="PRO_0000143771"
SQ   SEQUENCE   514 AA;  61064 MW;  F48C1E0F9308A655 CRC64;
     MDEFHRYGKE DSSWQQCFLY PLFFQEDLYA ISHDHYLDVS SSSEPMEHLS SNDKLSFLIV
     KRLIGQIRKQ NNSIFLFVNC DPNPLVNHNK SSYSESVLEG LTLVLEVPFS IRSKYSVEGI
     NEWKSFRSIH SIFPFLEDKF PHSNYILDTR IPYSIHPEIL VRTFRRWIRD APSLHPLRSV
     LYKYRNSPEN LKRSIIVVPR VNTRFLLFLW NNYVYECESI LVPLLKRSFH PRSSSYGSFP
     ERTHFHRKVK HIIRNFRRNS LKSIWSLKDP KIHYVRYGER PIIAIRGTHL LVKKCRYHLP
     IFRQCYFHLW SEPYRVCSHQ LSKNCSSSLG YSLRVRMKPL LVRTKMLDKL FITDLITDEF
     DPIVPIVPII GLLAKEKFCD ISGRPISKLS WTSLTDDDIL DRFDRIWRNI FHYYSGSFGR
     DGLYRIKYIL SLSCAKTLAC KHKSTIRVVR KELGPELFKK YFSKEREFDY PAFSSKAAAH
     SQRERIWHSD IPQINPLANS WQKIQDLRIE RKLI