ID   MATK_BUXMI              Reviewed;         507 AA.
AC   A6MM17;
DT   16-DEC-2008, integrated into UniProtKB/Swiss-Prot.
DT   24-JUL-2007, sequence version 1.
DT   25-MAY-2022, entry version 36.
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   Buxus microphylla (Littleleaf boxwood) (Japanese boxwood).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Buxales; Buxaceae; Buxus.
OX   NCBI_TaxID=153571;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=17644003; DOI=10.1016/j.ympev.2007.06.004;
RA   Hansen D.R., Dastidar S.G., Cai Z., Penaflor C., Kuehl J.V., Boore J.L.,
RA   Jansen R.K.;
RT   "Phylogenetic and evolutionary implications of complete chloroplast genome
RT   sequences of four early-diverging angiosperms: Buxus (Buxaceae),
RT   Chloranthus (Chloranthaceae), Dioscorea (Dioscoreaceae), and Illicium
RT   (Schisandraceae).";
RL   Mol. Phylogenet. Evol. 45:547-563(2007).
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; EF380351; ABQ45230.1; -; Genomic_DNA.
DR   RefSeq; YP_001294165.1; NC_009599.1.
DR   AlphaFoldDB; A6MM17; -.
DR   GeneID; 5236929; -.
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..507
FT                   /note="Maturase K"
FT                   /id="PRO_0000355917"
SQ   SEQUENCE   507 AA;  59697 MW;  E341B02A8A44D0D5 CRC64;
     MKELQGYLEI YRSRQQDFLY PLLFQEYIYV LAHDHGLNRL ILYESMENLG YDNKSSSLVV
     KRLIARMYQQ NHLIISANNS NQNKFVGHNK DFYSQMILEG FAVIVEIPFS LRFVSSLEGK
     EILESHNLRS IHSIFPFLED TLSHLNYVSD ILIPHPIHLE ILVQSLRCWV QDAPSLHLLR
     FFLHEYHNWN NFISPKKSIF IFSKKNKRFF LFLYNSYVYE CESIFVFLCK QSSHLRSTSS
     GALLERTHFY VKIEDLVIVF RNDFQTILWL FKDPLMHYVR YQGKSILASK GTPLLMNKWK
     YYLVNFWQCN FYLWSQSGRI HIKQLSNHSL DFLGYLSSVR LNPSVVKSQM LENSFIIDSA
     INKFDTIVPI ISLIGSLAKA KFCNVSGHPI SKPVRADSSD SDIIDRFGQI CRNLSHYHSG
     SSKKTSLYRI KYILRLSCAR TLARKHKSTV RAFLKRLGLE LLEEFLTEEE HVLSLIFPRA
     SFILRRLYRG RIWYLDIIRI NDLANHQ