ID C6X1P2_FLAB3 Unreviewed; 474 AA.
AC C6X1P2;
DT 22-SEP-2009, integrated into UniProtKB/TrEMBL.
DT 22-SEP-2009, sequence version 1.
DT 27-MAR-2024, entry version 91.
DE RecName: Full=Multifunctional fusion protein {ECO:0000256|HAMAP-Rule:MF_00388, ECO:0000256|HAMAP-Rule:MF_00406};
DE Includes:
DE RecName: Full=3-hydroxyacyl-[acyl-carrier-protein] dehydratase FabZ {ECO:0000256|HAMAP-Rule:MF_00406};
DE EC=4.2.1.59 {ECO:0000256|HAMAP-Rule:MF_00406};
DE AltName: Full=(3R)-hydroxymyristoyl-[acyl-carrier-protein] dehydratase {ECO:0000256|HAMAP-Rule:MF_00406};
DE AltName: Full=Beta-hydroxyacyl-ACP dehydratase {ECO:0000256|HAMAP-Rule:MF_00406};
DE Short=(3R)-hydroxymyristoyl-ACP dehydrase {ECO:0000256|HAMAP-Rule:MF_00406};
DE Includes:
DE RecName: Full=UDP-3-O-acyl-N-acetylglucosamine deacetylase {ECO:0000256|HAMAP-Rule:MF_00388};
DE Short=UDP-3-O-acyl-GlcNAc deacetylase {ECO:0000256|HAMAP-Rule:MF_00388};
DE EC=3.5.1.108 {ECO:0000256|HAMAP-Rule:MF_00388};
DE AltName: Full=UDP-3-O-[R-3-hydroxymyristoyl]-N-acetylglucosamine deacetylase {ECO:0000256|HAMAP-Rule:MF_00388};
GN Name=lpxC {ECO:0000256|HAMAP-Rule:MF_00388};
GN Synonyms=fabZ {ECO:0000256|HAMAP-Rule:MF_00406};
GN OrderedLocusNames=FIC_01913 {ECO:0000313|EMBL:ACU08355.1};
OS Flavobacteriaceae bacterium (strain 3519-10).
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae.
OX NCBI_TaxID=531844 {ECO:0000313|EMBL:ACU08355.1, ECO:0000313|Proteomes:UP000001512};
RN [1] {ECO:0000313|EMBL:ACU08355.1, ECO:0000313|Proteomes:UP000001512}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=3519-10 {ECO:0000313|EMBL:ACU08355.1,
RC ECO:0000313|Proteomes:UP000001512};
RX PubMed=18622572; DOI=10.1007/s00792-008-0178-2;
RA Raymond J.A., Christner B.C., Schuster S.C.;
RT "A bacterial ice-binding protein from the Vostok ice core.";
RL Extremophiles 12:713-717(2008).
CC -!- FUNCTION: Catalyzes the hydrolysis of UDP-3-O-myristoyl-N-
CC acetylglucosamine to form UDP-3-O-myristoylglucosamine and acetate, the
CC committed step in lipid A biosynthesis. {ECO:0000256|ARBA:ARBA00002923,
CC ECO:0000256|HAMAP-Rule:MF_00388}.
CC -!- FUNCTION: Involved in unsaturated fatty acids biosynthesis. Catalyzes
CC the dehydration of short chain beta-hydroxyacyl-ACPs and long chain
CC saturated and unsaturated beta-hydroxyacyl-ACPs.
CC {ECO:0000256|ARBA:ARBA00025049, ECO:0000256|HAMAP-Rule:MF_00406}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a (3R)-hydroxyacyl-[ACP] = a (2E)-enoyl-[ACP] + H2O;
CC Xref=Rhea:RHEA:13097, Rhea:RHEA-COMP:9925, Rhea:RHEA-COMP:9945,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:78784, ChEBI:CHEBI:78827; EC=4.2.1.59;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00406};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a UDP-3-O-[(3R)-3-hydroxyacyl]-N-acetyl-alpha-D-glucosamine +
CC H2O = a UDP-3-O-[(3R)-3-hydroxyacyl]-alpha-D-glucosamine + acetate;
CC Xref=Rhea:RHEA:67816, ChEBI:CHEBI:15377, ChEBI:CHEBI:30089,
CC ChEBI:CHEBI:137740, ChEBI:CHEBI:173225; EC=3.5.1.108;
CC Evidence={ECO:0000256|ARBA:ARBA00024535, ECO:0000256|HAMAP-
CC Rule:MF_00388};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|ARBA:ARBA00001947,
CC ECO:0000256|HAMAP-Rule:MF_00388};
CC -!- PATHWAY: Glycolipid biosynthesis; lipid IV(A) biosynthesis; lipid IV(A)
CC from (3R)-3-hydroxytetradecanoyl-[acyl-carrier-protein] and UDP-N-
CC acetyl-alpha-D-glucosamine: step 2/6. {ECO:0000256|ARBA:ARBA00005002,
CC ECO:0000256|HAMAP-Rule:MF_00388}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_00406}.
CC -!- SIMILARITY: Belongs to the LpxC family. {ECO:0000256|HAMAP-
CC Rule:MF_00388}.
CC -!- SIMILARITY: Belongs to the thioester dehydratase family. FabZ
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_00406}.
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DR EMBL; CP001673; ACU08355.1; -; Genomic_DNA.
DR AlphaFoldDB; C6X1P2; -.
DR STRING; 531844.FIC_01913; -.
DR KEGG; fba:FIC_01913; -.
DR eggNOG; COG0764; Bacteria.
DR eggNOG; COG0774; Bacteria.
DR HOGENOM; CLU_046528_2_0_10; -.
DR UniPathway; UPA00359; UER00478.
DR Proteomes; UP000001512; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0019171; F:(3R)-hydroxyacyl-[acyl-carrier-protein] dehydratase activity; IEA:UniProtKB-EC.
DR GO; GO:0008659; F:(3R)-hydroxymyristoyl-[acyl-carrier-protein] dehydratase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0008759; F:UDP-3-O-[3-hydroxymyristoyl] N-acetylglucosamine deacetylase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0103117; F:UDP-3-O-acyl-N-acetylglucosamine deacetylase activity; IEA:UniProtKB-EC.
DR GO; GO:0006633; P:fatty acid biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0009245; P:lipid A biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd01288; FabZ; 1.
DR Gene3D; 3.10.129.10; Hotdog Thioesterase; 1.
DR Gene3D; 3.30.230.20; lpxc deacetylase, domain 1; 1.
DR Gene3D; 3.30.1700.10; lpxc deacetylase, domain 2; 1.
DR HAMAP; MF_00406; FabZ; 1.
DR HAMAP; MF_00388; LpxC; 1.
DR InterPro; IPR013114; FabA_FabZ.
DR InterPro; IPR010084; FabZ.
DR InterPro; IPR029069; HotDog_dom_sf.
DR InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF.
DR InterPro; IPR004463; UDP-acyl_GlcNac_deAcase.
DR InterPro; IPR011334; UDP-acyl_GlcNac_deAcase_C.
DR InterPro; IPR015870; UDP-acyl_N-AcGlcN_deAcase_N.
DR NCBIfam; TIGR01750; fabZ; 1.
DR NCBIfam; TIGR00325; lpxC; 1.
DR PANTHER; PTHR33694; UDP-3-O-ACYL-N-ACETYLGLUCOSAMINE DEACETYLASE 1, MITOCHONDRIAL-RELATED; 1.
DR PANTHER; PTHR33694:SF1; UDP-3-O-ACYL-N-ACETYLGLUCOSAMINE DEACETYLASE 1, MITOCHONDRIAL-RELATED; 1.
DR Pfam; PF07977; FabA; 1.
DR Pfam; PF03331; LpxC; 1.
DR SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 2.
DR SUPFAM; SSF54637; Thioesterase/thiol ester dehydrase-isomerase; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00406};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00388};
KW Lipid A biosynthesis {ECO:0000256|ARBA:ARBA00022556, ECO:0000256|HAMAP-
KW Rule:MF_00388};
KW Lipid biosynthesis {ECO:0000256|ARBA:ARBA00022516, ECO:0000256|HAMAP-
KW Rule:MF_00388};
KW Lipid metabolism {ECO:0000256|ARBA:ARBA00023098, ECO:0000256|HAMAP-
KW Rule:MF_00388};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_00406};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00388}; Reference proteome {ECO:0000313|Proteomes:UP000001512};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00388}.
FT ACT_SITE 297
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00388"
FT ACT_SITE 375
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00406"
FT BINDING 88
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00388"
FT BINDING 270
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00388"
FT BINDING 274
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00388"
SQ SEQUENCE 474 AA; 52618 MW; 396FBEA55EC6F683 CRC64;
MRTLQKIIAV SDKQKTLKEE ISLCGIGLHT GRQVTLTIKP AKENTGFVFV RTDLEGQPHV
EADVNYVTTT ERGTTLEKLG VRIHTCEHLL AALVGCDIDN AFLEMDSAEP PILDGSSKFF
VEAIEKAGIE EQNLYREYLV VKEVLSYTDP TTGSDITIIP SETYEVTTMV DFGTKVLGTQ
NATLKDISEF KDEISSARTF SFLHELEMLL DAGLIKGGDI SNAIVYVDKE LTPETSDKLK
KAFGKDNVSI RPNGILDNLT LNYPNEAARH KLLDVIGDLA LVGVKIKGKV IANKPGHFVN
TQFAKKLNRQ WKLQKKKNVP DIDITKEPVF DINGIMRLMP HRPPFLLIDK ILELSDSHVV
GLKNVTMNEP YFVGHFPKEP VMPGVLQVEA LAQTGGILVL ASVPDPENYS TYFIKIDKVK
FKKKVVPGDT MVFKIELISP IRRGIVHMQG YGYVGDSIVV EAELMAQVAK NKPD
//
