ID   MATK_STEPS              Reviewed;         508 AA.
AC   Q8WIT2;
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   Stewartia pseudocamellia (Japanese stewartia) (Stewartia koreana).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; Ericales; Theaceae; Stewartia.
OX   NCBI_TaxID=59679;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   TISSUE=Leaf;
RA   Prince L.M., Parks C.R.;
RT   "Phylogenetic relationships of Theaceae inferred from chloroplast DNA
RT   sequence data.";
RL   Am. J. Bot. 88:2309-2320(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; AF380104; AAL60400.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8WIT2; -.
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..508
FT                   /note="Maturase K"
FT                   /id="PRO_0000143724"
SQ   SEQUENCE   508 AA;  60412 MW;  8A9807FBE5F423AA CRC64;
     MEEFKRYLEL DRSQQHDFVY PLIFQEYIYA LAHDHGLNRS ILLENIGYDN KSSLLIVKRL
     ITHLITQMYQ QNHFLFSAND SNQNPFLGHN TNLYFQMILE GFAVVVEIPF SLRLRFSLEG
     KEIVKSQNLR SIHSIFPFLE DKFSHLNYVL DILIPHSIHL EILVQTLRYW VKDASSLYLL
     RFFLHEYRNW NSLITPKKSS FSFSKRNQRL FLFLYNFHIC EYESIFVFLR NQSSHLRSIS
     SGTFLERRYF YEKIEHFVEV FTKDFQAILW FFKDPFIHYV RYQGKSILAS KGTSLLMNKW
     RYYLVNFWQC YFYIWSQPGR IHINQLSKHS LDFLGYLSSV RLNPSMVRSQ MLENSFLIGN
     AIKKFDTIVP IIPMIGSLSK AKFCNVLGHP ISKPVWADLS DSDIIDRFGR IYRNLSHYHS
     GSSKKTSLYR IKYILRLSCA RTLARKHKST VRAFLKRLGS ELLEEFFTGE EQVFSLTFPK
     ASSTSRGLYR RRIWYLDIIC INDLANHE