ID   MATK_CHLSC              Reviewed;         511 AA.
AC   A6MMA3;
DT   16-DEC-2008, integrated into UniProtKB/Swiss-Prot.
DT   24-JUL-2007, sequence version 1.
DT   25-MAY-2022, entry version 35.
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   Chloranthus spicatus (Chulantree) (Nigrina spicata).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Chloranthales; Chloranthaceae; Chloranthus.
OX   NCBI_TaxID=13006;
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; EF380352; ABQ43241.1; -; Genomic_DNA.
DR   RefSeq; YP_001294079.1; NC_009598.1.
DR   AlphaFoldDB; A6MMA3; -.
DR   GeneID; 5236443; -.
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_0000355922"
SQ   SEQUENCE   511 AA;  60697 MW;  827FC378058E7A14 CRC64;
     MEELQRYLEI DRSRQQHFLY PLLFQEYIYV LAHDHGLNGS ILYESMENLG YDNKSSSLII
     KRLIIRMHQQ NHLMISVNHS NQNRFLGYNK NFDYQMISEG FAVIVEIPFS LQLVSSLEEK
     EIAKFHNLRS IHSILPFLED KFSHLNYVSD ILIPYPTHLE ILVQTLHRWI QDAPSLHLLR
     FFLHEYTNWN SFITPKKSIY LFTKDFTKEN QRLFLFLYNS HVYECESVFI FLRKQSSYLG
     SKYSGAFIER THFYGKMEYL VVVLRNDFQK TLWLFKDPFM HYVRYQGKAI LASKGAHLLM
     KKWKYHLVNF WQCHFYLWYQ PDRIHINQLS NHSFYFLGYL SSVLLNLSAV RSQMLENSFL
     INTAIKKFDT IVPIIPLIGA LAKAKFCNIS GHPISKPVRV DSSDSDIIDR FGRICRNLSH
     YHSGSSKKQS LYRIKYILRF SCARTLARKH KSTVRTFLKR LGSELLEEFL TEKEQVISLI
     FAINSSPSHR SYRERIWYLD ILCINDLANH E