FATB_CINCA
ID FATB_CINCA Reviewed; 382 AA.
AC Q39473;
DT 30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1996, sequence version 1.
DT 25-MAY-2022, entry version 72.
DE RecName: Full=Dodecanoyl-[acyl-carrier-protein] hydrolase, chloroplastic {ECO:0000305};
DE EC=3.1.2.21 {ECO:0000269|PubMed:7479856};
DE AltName: Full=14:0-acyl-carrier protein thioesterase;
DE Short=14:0-ACP thioesterase;
DE AltName: Full=Acyl-[acyl-carrier-protein] hydrolase;
DE AltName: Full=CcFatB1 {ECO:0000303|PubMed:7479856};
DE AltName: Full=Myristoyl-acyl carrier protein thioesterase;
DE Flags: Precursor;
GN Name=FATB1 {ECO:0000303|PubMed:7479856};
OS Cinnamomum camphora (Camphor tree) (Laurus camphora).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; Magnoliidae; Laurales; Lauraceae; Cinnamomum.
OX NCBI_TaxID=13429;
RN [1]
RP NUCLEOTIDE SEQUENCE [MRNA], FUNCTION, AND CATALYTIC ACTIVITY.
RC TISSUE=Seed;
RX PubMed=7479856; DOI=10.1073/pnas.92.23.10639;
RA Yuan L., Voelker T.A., Hawkins D.J.;
RT "Modification of the substrate specificity of an acyl-acyl carrier protein
RT thioesterase by protein engineering.";
RL Proc. Natl. Acad. Sci. U.S.A. 92:10639-10643(1995).
RN [2]
RP IDENTIFICATION.
RX PubMed=24826896; DOI=10.1371/journal.pone.0097250;
RA Shearer A.G., Altman T., Rhee C.D.;
RT "Finding sequences for over 270 orphan enzymes.";
RL PLoS ONE 9:E97250-E97250(2014).
CC -!- FUNCTION: Plays an essential role in chain termination during de novo
CC fatty acid synthesis. High thioesterase activity for myristoyl-ACP.
CC {ECO:0000269|PubMed:7479856}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=dodecanoyl-[ACP] + H2O = dodecanoate + H(+) + holo-[ACP];
CC Xref=Rhea:RHEA:30119, Rhea:RHEA-COMP:9644, Rhea:RHEA-COMP:9685,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:18262,
CC ChEBI:CHEBI:64479, ChEBI:CHEBI:65264; EC=3.1.2.21;
CC Evidence={ECO:0000269|PubMed:7479856};
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast
CC {ECO:0000250|UniProtKB:Q41635}.
CC -!- SIMILARITY: Belongs to the acyl-ACP thioesterase family. {ECO:0000305}.
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DR EMBL; U31813; AAC49151.1; -; mRNA.
DR AlphaFoldDB; Q39473; -.
DR SMR; Q39473; -.
DR PRIDE; Q39473; -.
DR BRENDA; 3.1.2.14; 1390.
DR GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
DR GO; GO:0047381; F:dodecanoyl-[acyl-carrier-protein] hydrolase activity; IEA:UniProtKB-EC.
DR GO; GO:0006633; P:fatty acid biosynthetic process; IEA:UniProtKB-KW.
DR InterPro; IPR021113; Acyl-ACP-thioesterase_N.
DR InterPro; IPR002864; Acyl-ACP_thioesterase.
DR InterPro; IPR045023; FATA/B.
DR InterPro; IPR029069; HotDog_dom_sf.
DR PANTHER; PTHR31727; PTHR31727; 1.
DR Pfam; PF01643; Acyl-ACP_TE; 1.
DR Pfam; PF12590; Acyl-thio_N; 1.
DR SUPFAM; SSF54637; SSF54637; 2.
PE 1: Evidence at protein level;
KW Chloroplast; Fatty acid biosynthesis; Fatty acid metabolism; Hydrolase;
KW Lipid biosynthesis; Lipid metabolism; Plastid; Transit peptide.
FT TRANSIT 1..83
FT /note="Chloroplast"
FT /evidence="ECO:0000250|UniProtKB:Q41635"
FT CHAIN 84..382
FT /note="Dodecanoyl-[acyl-carrier-protein] hydrolase,
FT chloroplastic"
FT /id="PRO_0000000592"
FT ACT_SITE 283
FT /evidence="ECO:0000255"
FT ACT_SITE 285
FT /evidence="ECO:0000255"
FT ACT_SITE 320
FT /evidence="ECO:0000255"
SQ SEQUENCE 382 AA; 42675 MW; 857F673424FA018E CRC64;
MATTSLASAF CSMKAVMLAR DGRGMKPRSS DLQLRAGNAQ TSLKMINGTK FSYTESLKKL
PDWSMLFAVI TTIFSAAEKQ WTNLEWKPKP NPPQLLDDHF GPHGLVFRRT FAIRSYEVGP
DRSTSIVAVM NHLQEAALNH AKSVGILGDG FGTTLEMSKR DLIWVVKRTH VAVERYPAWG
DTVEVECWVG ASGNNGRRHD FLVRDCKTGE ILTRCTSLSV MMNTRTRRLS KIPEEVRGEI
GPAFIDNVAV KDEEIKKPQK LNDSTADYIQ GGLTPRWNDL DINQHVNNIK YVDWILETVP
DSIFESHHIS SFTIEYRREC TMDSVLQSLT TVSGGSSEAG LVCEHLLQLE GGSEVLRAKT
EWRPKLTDSF RGISVIPAES SV