ID   MATK_BRASC              Reviewed;         500 AA.
AC   O98634;
DT   17-JAN-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1999, sequence version 1.
DT   07-OCT-2020, entry version 61.
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   Brasenia schreberi (Water shield).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Nymphaeales; Cabombaceae; Brasenia.
OX   NCBI_TaxID=4424;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   AGRICOLA=IND22004848; DOI=10.2307/2419384;
RA   Les D.H., Schneider E.L., Padgett D.J., Soltis P.S., Soltis D.E., Zanis M.;
RT   "Phylogeny, classification and floral evolution of water lilies
RT   (Nymphaeaceae; Nymphaeales): a synthesis of non-molecular, rbcL, matK and
RT   18S rDNA data.";
RL   Syst. Bot. 24:28-46(1999).
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; AF092973; AAD05553.1; -; Genomic_DNA.
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..500
FT                   /note="Maturase K"
FT                   /id="PRO_0000143288"
SQ   SEQUENCE   500 AA;  59195 MW;  06E1C7A10DC0D253 CRC64;
     MDKLQYELQG YLQIDRYRKQ RFLYPLLFRE YIYALAHDHG LNSSIFYEPT ENLGYDNKFS
     SLIVKRLITR LHQQNHLITS VNYSRFVGPN RSFYSQTIPE GFAGIMEISF SMRLVSSLER
     IAKYQNLRSI HSIFPFLEDK LSHLSYVSDI LIPYPIHLEI LLQTLRTRIR DAPSLHLLRC
     FLHEHHNCNS PITPKKCISI ENQRLFLFLY NSHVYECESI LVFLRKQSSH LRSISFLAFL
     ERTHFYGKIK HLVVAPRNDS QRTLPLWFFK EPLMHYVRYQ GKSIMASRCT NLLMXKWKYY
     LVNFWQCHFH LWSQPSRIHI NELSNHSFYF LGYLSGVRLT PWVIRSQMVE NSFMIDTAIK
     RFDTIVPIFP LIGSLVKAKF CNVSGHPTSK SVWADLSDSD IIARFGWICR NLSHYHSGSS
     KKHSLCRIKY ILRLSCARTL ARKHKSTVRA ICKRLGSKLL EEFLTEEQEI VSFIFRRTRL
     HSERIWYLDI IRINGLVPNS