ID   MATK_LEMTR              Reviewed;         512 AA.
AC   Q8WHL4;
DT   21-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2002, sequence version 1.
DT   25-MAY-2022, entry version 52.
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   Lemna trisulca (Ivy-leaved duckweed).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Araceae; Lemnoideae; Lemna.
OX   NCBI_TaxID=161105;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   AGRICOLA=IND23289763;
RA   Les D.H., Crawford D.J., Landolt E., Gabel J.D., Kimball R.T.;
RT   "Phylogeny and systematics of Lemnaceae, the duckweed family.";
RL   Syst. Bot. 27:221-240(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; AY034199; AAK61570.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8WHL4; -.
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..512
FT                   /note="Maturase K"
FT                   /id="PRO_0000143468"
SQ   SEQUENCE   512 AA;  60356 MW;  2E2919BB3328E567 CRC64;
     MEKFKGYLQK GGFKQQHFLY PLLFQEYIYA LAHDQGLNVN ASTFNEPPEI SGYGNKYSSL
     LVKRLITRIY QQNSFIYSVN NSKQNRFVGH NKNFYYKMIS EGFAIVVEIP FSLRLVSSRK
     EKKEITKSQN LRSIHSLFPF LEDKFSHLNY VSDILIPYPV HLEILVQILQ CWIQDVPTLH
     LLRLIFHDYH NGSNSITPNK SSYGFSKDNP RLYRFLYNSY VVECESIFDF LRKSSSYLRS
     TSFGPLLERT HFYGKMKHIG VTCCNDFQKT LWLFKDPFMH YVRYQGKCIM ASKGTHLLMK
     KWKSYFVNLW QCHFHFWSQP SRIHINQFPH FSFYFLGYLS SVPINPSSAK SKMLENSFLI
     VTFTPKFETM ISIIPMIGSL AKAKFCNLSG NPISKPAWAD LSDSDIIDRF GRIYRNLSHY
     YSGSSKKQSL YRIKYILRLS CARTLARKHK STVRAFLQRL GSEFFEEFFM EEDKVLSLIL
     PRTSYPLHQL SREPIWYLDI IRINDLVNHF DL