ID   MATK_PAUTO              Reviewed;         511 AA.
AC   Q8M930;
DT   21-DEC-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2002, sequence version 1.
DT   25-MAY-2022, entry version 48.
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   Paulownia tomentosa (Princess tree).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; lamiids; Lamiales; Paulowniaceae; Paulownia.
OX   NCBI_TaxID=39353;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Bremer B., Bremer K., Heidari N., Erixon P., Olmstead R.G., Anderberg A.A.,
RA   Kallersjo M., Barkhordarian E.;
RT   "Phylogenetics of asterids based on 3 coding and 3 non-coding chloroplast
RT   DNA markers and the utility of non-coding DNA at higher taxonomic levels.";
RL   Mol. Phylogenet. Evol. 24:273-300(2002).
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; AJ429339; CAD22235.1; -; Genomic_DNA.
DR   RefSeq; YP_009309519.1; NC_031436.1.
DR   AlphaFoldDB; Q8M930; -.
DR   GeneID; 29294081; -.
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..511
FT                   /note="Maturase K"
FT                   /id="PRO_0000143578"
SQ   SEQUENCE   511 AA;  60599 MW;  CD851EEBE2961DC5 CRC64;
     MEEIQRYLQL ERSQQHDFLY PLIFQEYIYA FAHDPGFSRS ILSENPGYDN KSSLLIVKRL
     ITRMYQQNHF IISPNDSNQN PFWARNKNLY SQIISEGFAF IVEIPFSLRL ISCLEGKKKK
     IVKYQNLRSI HSIFPFLEDN LSHFNFVLDI LIPHPVHVEI LVQTLRYWVK DASSLHLLRF
     FLNEYYNWNS LITPKKASSS FSKRNQRLFL FLYNSHVCEY ESIFVFLRNQ SSHLRSTFSG
     ILFERIYFYG KIERLVNVFV KVKDFQANLW LVKEPCMHYI RYQRKSILAS KGTSFFMNKW
     KCYLVTFWQW HFSLWFHPRR IYINQLSNHS LEFLGYLSSV RMNPSVVRSQ ILENSFLINN
     AIKKVDTLVP IIPLIASLAK AKFCNVLGHP ISKPVRADLS DSNIIDRFGR IYRNLSHYHS
     GSSKKKSLYR IKYILRLSCA RTLARKHKST VRTFLKRLGS ELLEEFLMSE EDVLFLTFPK
     ASSTLQGVYR SRIWYLDIIS INDLANHKSK F