ID   MATK_SACOF              Reviewed;         513 AA.
AC   Q6ENX8;
DT   21-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT   14-OCT-2008, sequence version 3.
DT   25-MAY-2022, entry version 60.
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   Saccharum officinarum (Sugarcane).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; PACMAD clade;
OC   Panicoideae; Andropogonodae; Andropogoneae; Saccharinae; Saccharum;
OC   Saccharum officinarum complex.
OX   NCBI_TaxID=4547;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=15449542; DOI=10.1093/dnares/11.2.93;
RA   Asano T., Tsudzuki T., Takahashi S., Shimada H., Kadowaki K.;
RT   "Complete nucleotide sequence of the sugarcane (Saccharum officinarum)
RT   chloroplast genome: a comparative analysis of four monocot chloroplast
RT   genomes.";
RL   DNA Res. 11:93-99(2004).
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   -!- RNA EDITING: Modified_positions=420 {ECO:0000250};
CC   -!- SIMILARITY: Belongs to the intron maturase 2 family. MatK subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01390}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=BAD27271.1; Type=Erroneous initiation; Note=Extended N-terminus.; Evidence={ECO:0000305};
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DR   EMBL; AP006714; BAD27271.1; ALT_SEQ; Genomic_DNA.
DR   AlphaFoldDB; Q6ENX8; -.
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 editing; RNA-binding;
KW   tRNA processing.
FT   CHAIN           1..513
FT                   /note="Maturase K"
FT                   /id="PRO_0000143695"
SQ   SEQUENCE   513 AA;  61285 MW;  3CC41E40F28FBC51 CRC64;
     MQKFEGYSEK QKSRQHYFVY PLLFQEYIYA FAHDYGLNGS EPVEIFGCNN KKFSSILVKR
     LIIRMYQQNF LINSVNYPNQ DRLFDHRNYF YSEFYSQILS EGFGIVVEIP LSLGQLSCPE
     EKEIPKFQNL QSIHSIFPFL EDKFLHLHYL SHIEIPYPIH LEILVQLLEY RIQDVPSLHL
     LRFFLHYYSN WNSLITSMKS IFLLKKENQR LFRFLYNSYV SEYEFFLLFL RKQSSCLRLT
     SSGTFLERII FSGKMEHFGV MYPGFFRKTI WFFMDPLMHY VRYQGKAILA SKGTLLLKKK
     WKSYLVNFSQ YFFYFWTQPQ RIRLNQLTNS CFDFLGYLSS VPINTLLVRN QMLENSFLID
     TRMKKFNTTV PATPLVGSLS KAQFCTGSGH PISKPVWTDL SDWDILDRFG RICRNLFHYY
     SGSSKKQTLY RLKYILRLSC ARTLARKHKS TVRTFMQRLG SVFLEEFFTE EEQVFSLMFT
     KTIHFSFHGS QSERIWYLDI IRINDLVNPL TLN