ID   MATK_HORJU              Reviewed;         511 AA.
AC   Q85ZU5;
DT   21-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   25-MAY-2022, entry version 53.
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   Hordeum jubatum (Foxtail barley) (Critesion jubatum).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; BOP clade;
OC   Pooideae; Triticodae; Triticeae; Hordeinae; Hordeum.
OX   NCBI_TaxID=4517;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=H2018;
RX   PubMed=12502262; DOI=10.1139/g02-088;
RA   Nishikawa T., Salomon B., Komatsuda T., von Bothmer R., Kadowaki K.;
RT   "Molecular phylogeny of the genus Hordeum using three chloroplast DNA
RT   sequences.";
RL   Genome 45:1157-1166(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; AB078106; BAC54858.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q85ZU5; -.
DR   PRIDE; Q85ZU5; -.
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_0000143420"
SQ   SEQUENCE   511 AA;  61402 MW;  AAB2EC334D41DA9C CRC64;
     MEKFEGYSEK HKSRQQYFVY PLLFQEYIYA FAHDYGLNGS EPVEIVSCNN KKFSSLLVKR
     LIIRMYQQNF LDNSVNNPNQ DRLLDYKNYF YSEFYSQILS EGFAIVVEIP FSLRELSCPK
     EKEIPKFQNL RSIHSIFPFL EDKFLHLDYL SHIEIPYPIH LEILVQLLQY RIQDVPSLHL
     LRFFLNYYSN WNSFITSMKS IFYFQKENKR LFKFLYNSYV SEYEFFLLFL RKQSSCLPLA
     SSGTFLERIH FSRKMEHFGI MYPGFSRKTL WFFMDPLMHY VRYQGKAILA SKGSFFLKKK
     WKCYLINFWQ YYFFFWTQPR RIHINQLANS CFDFMGYLSS VPKSPLLVRN QMLENSFLID
     TRMKKFDTIV PATLLIGYLS KAQFCTGSGH PISKPIWTDL SDWDILDRFG RICRNLFHYH
     SGSSKKRTLY RLKYILRLSC ARTLARKHKS TVRTFMQRLG SAFLEEFFTE EEQVFSLMFT
     KTTLFSFCGS HTERIWYLDI IRINDLVNPL N