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UniProtKB - P0AEK3 (FABG_SHIFL)
Protein
3-oxoacyl-[acyl-carrier-protein] reductase FabG
Gene
fabG
Organism
Shigella flexneri
Status
Functioni
Catalyzes the NADPH-dependent reduction of beta-ketoacyl-ACP substrates to beta-hydroxyacyl-ACP products, the first reductive step in the elongation cycle of fatty acid biosynthesis.
By similarityMiscellaneous
Calcium ions stabilize the structure, and may inhibit FabG activity by obstructing access to the active site.By similarity
Catalytic activityi
- EC:1.1.1.100
: fatty acid biosynthesis Pathwayi
This protein is involved in the pathway fatty acid biosynthesis, which is part of Lipid metabolism.View all proteins of this organism that are known to be involved in the pathway fatty acid biosynthesis and in Lipid metabolism.
Sites
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Binding sitei | 37 | NADPBy similarity | 1 | |
Metal bindingi | 50 | Calcium 1; via carbonyl oxygen; shared with dimeric partnerBy similarity | 1 | |
Metal bindingi | 53 | Calcium 1; via carbonyl oxygen; shared with dimeric partnerBy similarity | 1 | |
Binding sitei | 86 | NADP; via carbonyl oxygenBy similarity | 1 | |
Binding sitei | 138 | SubstrateBy similarity | 1 | |
Metal bindingi | 145 | Calcium 2By similarity | 1 | |
Active sitei | 151 | Proton acceptorPROSITE-ProRule annotation | 1 | |
Binding sitei | 184 | NADP; via amide nitrogen and carbonyl oxygenBy similarity | 1 | |
Metal bindingi | 233 | Calcium 3; shared with dimeric partnerBy similarity | 1 | |
Metal bindingi | 234 | Calcium 3; via carbonyl oxygen; shared with dimeric partnerBy similarity | 1 |
Regions
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Nucleotide bindingi | 12 – 15 | NADPBy similarity | 4 | |
Nucleotide bindingi | 59 – 60 | NADPBy similarity | 2 | |
Nucleotide bindingi | 151 – 155 | NADPBy similarity | 5 |
GO - Molecular functioni
- 3-oxoacyl-[acyl-carrier-protein] reductase (NADPH) activity Source: UniProtKB
- metal ion binding Source: UniProtKB-KW
- NAD binding Source: InterPro
- NADP binding Source: UniProtKB
GO - Biological processi
- fatty acid elongation Source: UniProtKB
Keywordsi
Molecular function | Oxidoreductase |
Biological process | Fatty acid biosynthesis, Fatty acid metabolism, Lipid biosynthesis, Lipid metabolism |
Ligand | Calcium, Metal-binding, NADP |
Enzyme and pathway databases
UniPathwayi | UPA00094 |
Names & Taxonomyi
Protein namesi | Recommended name: 3-oxoacyl-[acyl-carrier-protein] reductase FabG (EC:1.1.1.100)Alternative name(s): 3-ketoacyl-acyl carrier protein reductase Beta-Ketoacyl-acyl carrier protein reductase Beta-ketoacyl-ACP reductase |
Gene namesi | Name:fabG Ordered Locus Names:SF1097, S1177 |
Organismi | Shigella flexneri |
Taxonomic identifieri | 623 [NCBI] |
Taxonomic lineagei | Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacterales › Enterobacteriaceae › Shigella |
Proteomesi |
|
PTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_0000054682 | 1 – 244 | 3-oxoacyl-[acyl-carrier-protein] reductase FabGAdd BLAST | 244 |
Proteomic databases
PRIDEi | P0AEK3 |
Interactioni
Subunit structurei
Homotetramer.
By similarityProtein-protein interaction databases
STRINGi | 198214.SF1097 |
Family & Domainsi
Sequence similaritiesi
Belongs to the short-chain dehydrogenases/reductases (SDR) family.Curated
Phylogenomic databases
HOGENOMi | CLU_010194_1_3_6 |
OMAi | QLLMRMS |
OrthoDBi | 1601931at2 |
Family and domain databases
InterProi | View protein in InterPro IPR011284, 3oxo_ACP_reduc IPR036291, NAD(P)-bd_dom_sf IPR020904, Sc_DH/Rdtase_CS IPR002347, SDR_fam |
PRINTSi | PR00081, GDHRDH PR00080, SDRFAMILY |
SUPFAMi | SSF51735, SSF51735, 1 hit |
TIGRFAMsi | TIGR01830, 3oxo_ACP_reduc, 1 hit |
PROSITEi | View protein in PROSITE PS00061, ADH_SHORT, 1 hit |
i Sequence
Sequence statusi: Complete.
P0AEK3-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MNFEGKIALV TGASRGIGRA IAETLAARGA KVIGTATSEN GAQAISDYLG
60 70 80 90 100
ANGKGLMLNV TDPASIESVL EKIRAEFGEV DILVNNAGIT RDNLLMRMKD
110 120 130 140 150
EEWNDIIETN LSSVFRLSKA VMRAMMKKRH GRIITIGSVV GTMGNGGQAN
160 170 180 190 200
YAAAKAGLIG FSKSLAREVA SRGITVNVVA PGFIETDMTR ALSDDQRAGI
210 220 230 240
LAQVPAGRLG GAQEIANAVA FLASDEAAYI TGETLHVNGG MYMV
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | AE005674 Genomic DNA Translation: AAN42716.1 AE014073 Genomic DNA Translation: AAP16604.1 |
RefSeqi | NP_707009.1, NC_004337.2 WP_001008535.1, NZ_WPGW01000001.1 |
Genome annotation databases
EnsemblBacteriai | AAN42716; AAN42716; SF1097 AAP16604; AAP16604; S1177 |
GeneIDi | 1026267 66670641 |
KEGGi | sfl:SF1097 sfx:S1177 |
PATRICi | fig|198214.7.peg.1285 |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | AE005674 Genomic DNA Translation: AAN42716.1 AE014073 Genomic DNA Translation: AAP16604.1 |
RefSeqi | NP_707009.1, NC_004337.2 WP_001008535.1, NZ_WPGW01000001.1 |
3D structure databases
SMRi | P0AEK3 |
ModBasei | Search... |
Protein-protein interaction databases
STRINGi | 198214.SF1097 |
Proteomic databases
PRIDEi | P0AEK3 |
Genome annotation databases
EnsemblBacteriai | AAN42716; AAN42716; SF1097 AAP16604; AAP16604; S1177 |
GeneIDi | 1026267 66670641 |
KEGGi | sfl:SF1097 sfx:S1177 |
PATRICi | fig|198214.7.peg.1285 |
Phylogenomic databases
HOGENOMi | CLU_010194_1_3_6 |
OMAi | QLLMRMS |
OrthoDBi | 1601931at2 |
Enzyme and pathway databases
UniPathwayi | UPA00094 |
Family and domain databases
InterProi | View protein in InterPro IPR011284, 3oxo_ACP_reduc IPR036291, NAD(P)-bd_dom_sf IPR020904, Sc_DH/Rdtase_CS IPR002347, SDR_fam |
PRINTSi | PR00081, GDHRDH PR00080, SDRFAMILY |
SUPFAMi | SSF51735, SSF51735, 1 hit |
TIGRFAMsi | TIGR01830, 3oxo_ACP_reduc, 1 hit |
PROSITEi | View protein in PROSITE PS00061, ADH_SHORT, 1 hit |
MobiDBi | Search... |
Entry informationi
Entry namei | FABG_SHIFL | |
Accessioni | P0AEK3Primary (citable) accession number: P0AEK3 Secondary accession number(s): P25716, P78221, Q47202 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | December 20, 2005 |
Last sequence update: | December 20, 2005 | |
Last modified: | February 23, 2022 | |
This is version 107 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Prokaryotic Protein Annotation Program |
Miscellaneousi
Keywords - Technical termi
Reference proteomeDocuments
- PATHWAY comments
Index of metabolic and biosynthesis pathways - SIMILARITY comments
Index of protein domains and families