ID   MATK_BANCU              Reviewed;         509 AA.
AC   Q52ZX4;
DT   21-JUN-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   Banksia cuneata (Quairading banksia) (Matchstick banksia).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Proteales; Proteaceae; Banksia.
OX   NCBI_TaxID=83699;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Mast A.R., Jones E.H., Havery S.P.;
RT   "An assessment of old and new DNA sequence evidence for the paraphyly of
RT   Banksia with respect to Dryandra (Proteaceae).";
RL   Aust. Syst. Bot. 18:75-88(2005).
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; AY823165; AAV80253.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q52ZX4; -.
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..509
FT                   /note="Maturase K"
FT                   /id="PRO_0000143275"
SQ   SEQUENCE   509 AA;  60477 MW;  4CD27A01F975ACBE CRC64;
     MEELQEYLKI EKSWQQDFLY PLFFQEYIYT LAHDHGLNRS ILYESAENLG YDNKSSSLIV
     KRFIDRMYQQ NHFIISSNSN SSNQKKFLGH NKNLDLKIIS EGFAVIVEIP FSLRLVSSLE
     GKELVKSCNL RSIHSIFSFL EDKFSHLNYV SDILIPHPIH PEILVQAFRV WVQDVPSLHL
     LRFFLYEYRN WNSLITPKKS IYTFSKENQR FFLFLYNFYV YKYESMFVFL RKQSSHLRST
     SFGALLERTH FYGKREHLVV LFRNDFQSTL CLVKDPFIHY VRYQAKSFLA ARGTPLMMNK
     WKYYLVNFWQ SYFYFWSQPG RIHINQLSNY SLDFLGYLSS VRLTFSVVRS QMLENSFLID
     IAIKKFDTIV PIIPLLGSLA KAKFCNALGH PISKPVRTAS SDFDIIDRFG RICKNLFHYH
     SGSSKKKSLY RIKYILRLSC ARTLARKHKS TVRAFLKRLG SELFEEFFTE EEEVLSLIFP
     RASSPLRRLY RERVWYLDII RISDLVNHD