ID   MATK_PISST              Reviewed;         511 AA.
AC   Q8WHM8;
DT   17-JAN-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2002, sequence version 1.
DT   25-MAY-2022, entry version 50.
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   Pistia stratiotes (Water lettuce).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Araceae; Aroideae; Pistieae;
OC   Pistia.
OX   NCBI_TaxID=4477;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=09PISTIA;
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(2001).
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; AY034182; AAK61553.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8WHM8; -.
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_0000143639"
SQ   SEQUENCE   511 AA;  60523 MW;  97AEB8804AF3B5D6 CRC64;
     MEEFKGYFEK SGSIQQHFLY PLLFQEYIYA LAHNHGLNVN GSIFYELPEI SGYDKKFSSL
     LVKRLITRVY QQNYLINSVN HSNPNRFVGH NKNFYSQMIS EGFAVIVEIP FSLRLVSSLE
     EKKEIPKSQN LRSIHSIFPF FEDNFSHLNW ISDILIPYPD HLEMLVQILQ CWIQDVPSLH
     LLRIFFHEYH NWGNPITSRK SNYYGLSKEN PRLFWSLYNP YVVKCESIFN FLRKQSSYLR
     STFYGTILER THFYGKMKPF GVTCANDFQK TLWLFKDPFM HYVRYQGKSI LVSKGTHLLM
     KKWKSYFVNF WQCHFRFWSQ PGRIHISQFS KFSFYFLGYL SSVPINPSAV KSQMLESSFL
     IDIVTKKFET IVPIIPIIGS LSKAKFCNVS GNPISKPVWA DLSDSDIIDR FGRICRNLSH
     YYSGSSKKKS LYRIKYILRL SCARTLARKH KSTVRAFLQR LGSEFLEEFF TEEEKVLSLI
     LPRISYPLHK LYRERIWYLD IIRINNLTNH L