ID   MATK_RIVHU              Reviewed;         503 AA.
AC   Q5J2V8;
DT   21-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT   15-FEB-2005, sequence version 1.
DT   25-MAY-2022, entry version 42.
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   Rivina humilis (Rougeplant) (Rivina laevis).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   Caryophyllales; Petiveriaceae; Rivineae; Rivina.
OX   NCBI_TaxID=3533;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Mueller K.F., Borsch T.;
RT   "Phylogenetics of Amaranthaceae based on matK/trnK sequence data
RT   -- evidence from parsimony, likelihood, and Bayesian analyses.";
RL   Ann. Mo. Bot. Gard. 92:66-102(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; AY514850; AAT28280.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q5J2V8; -.
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..503
FT                   /note="Maturase K"
FT                   /id="PRO_0000143680"
SQ   SEQUENCE   503 AA;  59928 MW;  DC480500F4FED8B8 CRC64;
     MEKFQRYIEL DRFWQHNFFY PLIFQEYIYA IAYNHGLNKS ILLGNAVDKK YSLLIVKRLI
     TRMYQQNHLI LSPNASNQNS FWGYMKNLYS QMISEGFAVI VEIPFSLLLI YSLEEKEIIK
     SHNLRSIHSI FPFLEDKFLH LNYVLDILIP YPIHIEILVQ TLRYWLKDAS SLHLLRFFLY
     EYHNGNNLIT SKKSISIFSK RNQRLFLFLY NFYMCEYESV LVFLRNRSSH LRSTSFGVFL
     ERIYFHGKLE YLVKNLTKNF WVILWLFKEP FTHYVRYQGK SILASKSTSL LMHKWKYYLI
     NFYQCNFSVW PQPRRIYING LSNHSLDFMG FLSSVRLNSS VVRSQMLENS FLIEKTIKKF
     DTIVPIIPLV GSLAKAQFCN VLGHPISKSV WTDLADSDII DRFGRICRNI FHYYSGSSRK
     KSLYRIKYIL RLSCARTLAC KHKSTVRAFL KRLGSEFLEE FFTEEEKVLS LILPRDSSTS
     RGLYRGRIWY LDIICIHNFA DDE