ID   MATK_CALOL              Reviewed;         549 AA.
AC   Q52TG1;
DT   22-NOV-2005, integrated into UniProtKB/Swiss-Prot.
DT   24-MAY-2005, sequence version 1.
DT   25-MAY-2022, entry version 41.
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   Caldesia oligococca (Alisma oligococcum).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Alismataceae; Albidella.
OX   NCBI_TaxID=2890917;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Li X.X., Zhou Z.K.;
RT   "Monocotyledons phylogeny based on three genes (matK, rbcL and 18S rDNA)
RT   sequences.";
RL   Submitted (MAR-2005) to the EMBL/GenBank/DDBJ databases.
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; AY952427; AAX84506.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q52TG1; -.
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..549
FT                   /note="Maturase K"
FT                   /id="PRO_0000143295"
SQ   SEQUENCE   549 AA;  64822 MW;  426A467D3C38BE9C CRC64;
     MEEFKKYFER DSYWQQHFLY PLLFQEYIYA LAHIHNHGLN GSIFYESGEV LGYDNKSSLI
     LVKRLILRMY QQNFLIHSSN ESHQNGFVGH KNPFFSQMIS GGFAVIVEIP FSLPSLIEKK
     KKEITKSQNL RSIHSIFPFL VDQFSHLNYV SDILIPYPIH LEILIQIIQS WIQDVPSLHL
     LRFFLYEYHN WNSFITRKKS LSTFGKENPR FFWFLYNSYV SEYESVFCFL RKHSSYLLST
     SYRNLIERTH FYGKIEHLPV VCSNDFHKNL QLFKDPCMHY VRYQGKAILA SKGTSLLMKK
     WKWYLVNFWE CNFSFWFQPY RIHINQLSNS SFLFWGYFSI VLINPLPVRS QMLGYSCLID
     NTLTKKLETL VPIIPLIGSL SKAKFCNVSG HPASKPIWTD LSDSDIIDRF VRICRTLSHY
     HSGSSKKQSL YRMKYILRLS CARTLARKHK TTVRAFFQRL GSGFLEEFFT EEQKFLSLVL
     PRTSLASGSD RVYKERIWYL DIIRINDLVN YSRLAMELCT GNITKRIEKR SKIAFLFSTD
     MLKCSCSGS