ID   MATK_FAGES              Reviewed;         507 AA.
AC   Q85ZM2;
DT   21-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, 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   Fagopyrum esculentum (Common buckwheat) (Polygonum fagopyrum).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   Caryophyllales; Polygonaceae; Polygonoideae; Fagopyreae; Fagopyrum.
OX   NCBI_TaxID=3617;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=C9106;
RX   AGRICOLA=IND43672290;
RA   Yamane K., Yasui Y., Ohnishi O.;
RT   "Intraspecific cpDNA variations of diploid and tetraploid perennial
RT   buckwheat, Fagopyrum cymosum (Polygonaceae).";
RL   Am. J. Bot. 90:339-346(2003).
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; AB093087; BAC21007.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q85ZM2; -.
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..507
FT                   /note="Maturase K"
FT                   /id="PRO_0000143383"
SQ   SEQUENCE   507 AA;  60201 MW;  8D6E1CBDAE11FFF2 CRC64;
     MEEFQGYLEL DRSWQDDFLY PLILQESIYA LVHNQDLGFN RSILLSKKKG YDTKYSLLVV
     KRLVIRMYQQ NFVILSLNHS NKNAFFVPNK NLYSQRISEV FAVIAEIPVS MRVMSSLKGK
     ERKQYKNLQS IHSIFPFLEN KFSRLNHVLD ILIPHPVHPK ILVQTIRYCV KDISCLHLLQ
     LLLYEYCNNG ITLKGSVSNF SKKKNQRFLL FLYNSYVCEC ESIFVFLRNR SSHLRSTSYG
     AFLARVYFYL KLEHFLKVFT KHCRVILQFF KDPFIHYIRY QGKWILASRG TFLLMTKFKY
     YFVNFWQCHF YLWLQTRRIY INKSLNQPID FIGFRLSVRL NPSVVRSQML ENAFLIYNGI
     KKFETLVPTM SLIGSLAKEK FCNVLGHPIS KPAWADLSDS DIIRRFGRMC RNLSHYYSGS
     SKKGGLYRIK YILRLSCART LARKHKSTVR AFMKRLGSEF FEEFFFKEEK VISLILSRDS
     SISRRLYRGP IWYFDIFCIH DLASHND