ID   MATK_SPIIN              Reviewed;         510 AA.
AC   Q8WHM7;
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   Spirodela intermedia (Intermediate duckweed).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Araceae; Lemnoideae; Spirodela.
OX   NCBI_TaxID=51605;
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; AY034183; AAK61554.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8WHM7; -.
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..510
FT                   /note="Maturase K"
FT                   /id="PRO_0000143719"
SQ   SEQUENCE   510 AA;  60120 MW;  15E9AA7F48FA7C35 CRC64;
     MEEFKGYLQK GGFKQQHFLY PLLFQEYIYV LAHDHGLNVN ASTLNEPSEI SGYDNKSSLL
     LVKRLITRIY QQNSLIHSVN DSNQNRFVGH NNNFYYKMIS EGFAIVVEIP FSLRLISSLK
     EKKEIPKSQN LRSIHSIFSF LEDKFAHLNY VSDILIPYPV HLEILVQILQ CWIQDVPSLH
     LLRFLFHEYH NGNNCITPKK SSYGFSKDNP RLYRFLYNSY VVECESIFVF LRKSSSYLQS
     TSFGTLLERT YFYGKIKHIG VTHSNDFQKT LWLFKDPFMH YVRYQGKSIM ASKGTHLLMK
     KWKSYFVNLW QCHFHFWSQP SRIHINQFSH FSFYFLGYLS SVPINRSSVK SQMLENSFLI
     DTVTKKFETM VSIIPMIGSL SKAKFCNLSG NPISKPVWAD LSDSDIIDRF GRICRNLSHY
     YSGSSKKQSL YRIKYILRLS CARTLARKHK STVRAFLQRL GSEFLEEFFM EEEKVLSLML
     PRTSYSLHKL YREPIWYLDI IRINDLVNHL