ID   MATK_CAMSI              Reviewed;         499 AA.
AC   Q8MA31;
DT   17-JAN-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2002, sequence version 1.
DT   25-MAY-2022, entry version 46.
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   Camellia sinensis (Tea).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; Ericales; Theaceae; Camellia.
OX   NCBI_TaxID=4442;
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; AJ429305; CAD22201.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8MA31; -.
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..499
FT                   /note="Maturase K"
FT                   /id="PRO_0000143304"
SQ   SEQUENCE   499 AA;  59365 MW;  2E0B23217750F162 CRC64;
     MEEFKRYLEL DRSQQHDFVY PLIFQEYIYA LAHDHGLTRS IFLENIGYDN KFSLLIVKHL
     IIQMYQQNHF LFSANDSNQN PFFGHNTNLY SQMILEGFVA VVEIPFSLFS LEGKEIVKSQ
     NLRSIHSIFP FLEDKFSHLN YVLDILIPHS IHLEISVQTL RYWVKDASSL YLLRFFLHMY
     WNWNSLITPK KSSFYFSKRN QRLFLFLYNF HICEYESIFV FLRKQSSHLR SISSGTFLER
     RYFYGKIEHF LEVFTKDFQV ILWLFKDPFI HYVRYQGKYI LASKGTSLLM NKWKSYLVNF
     WQCYFYMWSQ PGRIHINQLS KHSPDFLGYL SSVRLNPSMV RSQMLENSFL IGNAIKRFDT
     IVPIIPMIGS LSKAKFCNVL GHPISKPVWA DLSNSDIIDR FGRIYRNLSH YHSGSSKKTS
     LYRIKYILRL SCARTLARKH KSTVRAFLKR LGSELLEEFF MGEEQVFSLT FPSSTSQGLY
     RRRIWYLDIV CINDLASHE