ID A0A1R3T4W1_9BACT Unreviewed; 460 AA.
AC A0A1R3T4W1;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 24-JAN-2024, entry version 31.
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 ECO:0000313|EMBL:SCD21232.1};
GN Synonyms=fabZ {ECO:0000256|HAMAP-Rule:MF_00406,
GN ECO:0000313|EMBL:SCD21232.1};
GN ORFNames=PSM36_2428 {ECO:0000313|EMBL:SCD21232.1};
OS Proteiniphilum saccharofermentans.
OC Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Dysgonomonadaceae;
OC Proteiniphilum.
OX NCBI_TaxID=1642647 {ECO:0000313|EMBL:SCD21232.1, ECO:0000313|Proteomes:UP000187464};
RN [1] {ECO:0000313|EMBL:SCD21232.1, ECO:0000313|Proteomes:UP000187464}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=M3/6 {ECO:0000313|EMBL:SCD21232.1};
RA Seilhamer J.J.;
RL Submitted (AUG-2016) to the EMBL/GenBank/DDBJ databases.
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; LT605205; SCD21232.1; -; Genomic_DNA.
DR RefSeq; WP_076931084.1; NZ_LT605205.1.
DR AlphaFoldDB; A0A1R3T4W1; -.
DR STRING; 1642647.PSM36_2428; -.
DR KEGG; psac:PSM36_2428; -.
DR UniPathway; UPA00359; UER00478.
DR Proteomes; UP000187464; Chromosome i.
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:UP000187464};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00388}.
FT ACT_SITE 286
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00388"
FT ACT_SITE 363
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00406"
FT BINDING 77
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00388"
FT BINDING 259
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00388"
FT BINDING 263
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00388"
SQ SEQUENCE 460 AA; 51650 MW; BEE70CC351501F1E CRC64;
MKQKTLQNSF TLSGVGLHTG LDIVVTFNPA PVDHGYKIKR IDLENQPVIE VLAENVVNTQ
RGTVIGKGDV TVSTIEHGLS ALFALGIDNC LIEVNASEFP ILDGSAIEYV KEIRKAGIQE
QDKDKDFYVV RKKIEVSDPE TGSKLTLLPD DAFCINSFIE FDSKYIPNQS ASMDTVTDYE
TEIAPARTFV FVREIQQLRQ AGLIKGGNLD NAIVIYERKL SQKELDDIAD ELNVPHHNAD
ELGYLNSRKL MFPNEPARHK LLDIIGDMAL IGKPIKGRLI ATRPGHKINN QLARIIRKDI
KLNEVQPPVY DVTQEPVMDN NRIRELLPHR YPFLMVDKII QMTDKFIVGV KNITTNEPFF
VGHFPQEPVM PGVLQVEAMA QTGGLLVLSG LDEPERYSTY FLKIDNVKFR HKVVPGDTII
FRVELTSEMR RGIATMRGLA FLGDKVVSEA DFTAQIIKNK
//
