Free for academic non-profit institutions. Other users need a Commercial license

Aliases for OXSM Gene

Aliases for OXSM Gene

  • 3-Oxoacyl-ACP Synthase, Mitochondrial 2 3 5
  • Beta-Ketoacyl-ACP Synthase 3 4
  • Beta-Ketoacyl Synthase 2 3
  • EC 4 63
  • Acyl-Malonyl Acyl Carrier Protein-Condensing Enzyme 3
  • Type II Mitochondrial Beta-Ketoacyl Synthase 3
  • 3-Ketoacyl-Acyl Carrier Protein Synthase 3
  • 3-Oxoacyl-Acyl-Carrier-Protein Synthase 3
  • EC 2.3.1 63
  • FASN2D 3
  • KASI 3
  • KS 3

External Ids for OXSM Gene

Previous GeneCards Identifiers for OXSM Gene

  • GC03P025808
  • GC03P025776
  • GC03P025824

Summaries for OXSM Gene

Entrez Gene Summary for OXSM Gene

  • This gene encodes a beta-ketoacyl synthetase. The encoded enzyme is required for elongation of fatty acid chains in the mitochondria. Alternatively spliced transcript variants have been described.[provided by RefSeq, Feb 2009]

GeneCards Summary for OXSM Gene

OXSM (3-Oxoacyl-ACP Synthase, Mitochondrial) is a Protein Coding gene. Among its related pathways are Biotin metabolism and Metabolism. GO annotations related to this gene include transferase activity and 3-oxoacyl-[acyl-carrier-protein] synthase activity. An important paralog of this gene is FASN.

UniProtKB/Swiss-Prot for OXSM Gene

  • May play a role in the biosynthesis of lipoic acid as well as longer chain fatty acids required for optimal mitochondrial function.

No data available for Tocris Summary , Gene Wiki entry , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for OXSM Gene

Genomics for OXSM Gene

Regulatory Elements for OXSM Gene

Enhancers for OXSM Gene
GeneHancer Identifier Score Enhancer Sources TSS distance (kb) Number of Genes Away Size (kb) Transcription Factor Binding Sites within enhancer Other Gene Targets for Enhancer

Enhancers around OXSM on UCSC Golden Path with GeneCards custom track

Promoters for OXSM Gene
Ensembl Regulatory Elements (ENSRs) TSS Distance (bp) Size (bp) Binding Sites for Transcription Factors within promoters

ENSRs around OXSM on UCSC Golden Path with GeneCards custom track

Genomic Location for OXSM Gene

25,782,917 bp from pter
25,794,534 bp from pter
11,618 bases
Plus strand

Genomic View for OXSM Gene

Genes around OXSM on UCSC Golden Path with GeneCards custom track

Cytogenetic band:
OXSM Gene in genomic location: bands according to Ensembl, locations according to GeneLoc (and/or Entrez Gene and/or Ensembl if different)
Genomic Location for OXSM Gene
GeneLoc Logo Genomic Neighborhood Exon StructureGene Density

RefSeq DNA sequence for OXSM Gene

Proteins for OXSM Gene

  • Protein details for OXSM Gene (UniProtKB/Swiss-Prot)

    Protein Symbol:
    Recommended name:
    3-oxoacyl-[acyl-carrier-protein] synthase, mitochondrial
    Protein Accession:

    Protein attributes for OXSM Gene

    459 amino acids
    Molecular mass:
    48843 Da
    Quaternary structure:
    No Data Available

    Three dimensional structures from OCA and Proteopedia for OXSM Gene

    Alternative splice isoforms for OXSM Gene


neXtProt entry for OXSM Gene

Proteomics data for OXSM Gene at MOPED

Selected DME Specific Peptides for OXSM Gene

Post-translational modifications for OXSM Gene

  • Modification sites at PhosphoSitePlus
  • Modification sites at neXtProt

Other Protein References for OXSM Gene

Domains & Families for OXSM Gene

Graphical View of Domain Structure for InterPro Entry



  • Belongs to the beta-ketoacyl-ACP synthases family.
  • Belongs to the beta-ketoacyl-ACP synthases family.
genes like me logo Genes that share domains with OXSM: view

No data available for Gene Families for OXSM Gene

Function for OXSM Gene

Molecular function for OXSM Gene

UniProtKB/Swiss-Prot BiophysicochemicalProperties:
Kinetic parameters: KM=3.9 uM for C4-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; KM=1.9 uM for C6-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; KM=10.9 uM for C8-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; KM=1.8 uM for C10-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; KM=9.5 uM for C12-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; KM=50.8 uM for C14-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; Vmax=129 nmol/min/mg enzyme toward C4-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; Vmax=241 nmol/min/mg enzyme toward C6-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; Vmax=271 nmol/min/mg enzyme toward C8-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; Vmax=364 nmol/min/mg enzyme toward C10-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; Vmax=1045 nmol/min/mg enzyme toward C12-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; Vmax=115 nmol/min/mg enzyme toward C14-[acyl-carrier-protein] {ECO:0000269 PubMed:15668256}; Note=The highest catalytic efficiency is observed for C10-[acyl- carrier-protein].;
UniProtKB/Swiss-Prot CatalyticActivity:
Acyl-[acyl-carrier-protein] + malonyl-[acyl-carrier-protein] = 3-oxoacyl-[acyl-carrier-protein] + CO(2) + [acyl-carrier-protein].
UniProtKB/Swiss-Prot EnzymeRegulation:
Inhibited by cerulenin.
UniProtKB/Swiss-Prot Function:
May play a role in the biosynthesis of lipoic acid as well as longer chain fatty acids required for optimal mitochondrial function.

Enzyme Numbers (IUBMB) for OXSM Gene

Gene Ontology (GO) - Molecular Function for OXSM Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0004315 3-oxoacyl-[acyl-carrier-protein] synthase activity IDA 15668256
genes like me logo Genes that share ontologies with OXSM: view
genes like me logo Genes that share phenotypes with OXSM: view

Animal Model Products

  • Taconic Biosciences Mouse Models for OXSM

No data available for Human Phenotype Ontology , Animal Models , Transcription Factor Targets and HOMER Transcription for OXSM Gene

Localization for OXSM Gene

Subcellular locations from UniProtKB/Swiss-Prot for OXSM Gene


Subcellular locations from

Jensen Localization Image for OXSM Gene COMPARTMENTS Subcellular localization image for OXSM gene
Compartment Confidence
mitochondrion 5
cytosol 3
endoplasmic reticulum 2
chloroplast 1

No data available for Gene Ontology (GO) - Cellular Components for OXSM Gene

Pathways & Interactions for OXSM Gene

genes like me logo Genes that share pathways with OXSM: view

Pathways by source for OXSM Gene

1 BioSystems pathway for OXSM Gene

UniProtKB/Swiss-Prot Q9NWU1-OXSM_HUMAN

  • Pathway: Lipid metabolism; fatty acid biosynthesis.

Gene Ontology (GO) - Biological Process for OXSM Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0006637 acyl-CoA metabolic process IDA 15668256
GO:0051790 short-chain fatty acid biosynthetic process IDA 15668256
genes like me logo Genes that share ontologies with OXSM: view

No data available for SIGNOR curated interactions for OXSM Gene

Drugs & Compounds for OXSM Gene

(1) Drugs for OXSM Gene - From: HMDB

Name Status Disease Links Group Role Mechanism of Action Clinical Trials
Coenzyme A Nutra 0

(9) Additional Compounds for OXSM Gene - From: HMDB and Novoseek

Name Synonyms Role CAS Number PubChem IDs PubMed IDs
(R)-3-Hydroxy-hexadecanoic acid
(R)-lipoic acid
  • (+)-alpha-Lipoic acid
  • (R)-(+)-lipoic acid
  • (R)-1,2-Dithiolane-3-pentanoic acid
  • (R)-1,2-dithiolane-3-valeric acid
  • (R)-6,8-thioctic acid
3-Oxodecanoic acid
3-Oxododecanoic acid
  • 3-Oxo-Dodecanoate
  • 3-Oxo-Dodecanoic acid
  • 3-Oxododecanoate
  • 3-Oxododecanoic acid
3-Oxohexadecanoic acid
  • 3-Oxo-hexadecanoate
  • 3-Oxo-hexadecanoic acid
  • 3-Oxohexadecanoate
  • 3-Oxohexadecanoic acid
genes like me logo Genes that share compounds with OXSM: view

Transcripts for OXSM Gene

Unigene Clusters for OXSM Gene

3-oxoacyl-ACP synthase, mitochondrial:
Representative Sequences:

Alternative Splicing Database (ASD) splice patterns (SP) for OXSM Gene

ExUns: 1a · 1b ^ 2 ^ 3 ^ 4 ^ 5a · 5b
SP1: -
SP2: -

Relevant External Links for OXSM Gene

GeneLoc Exon Structure for
ECgene alternative splicing isoforms for

Expression for OXSM Gene

mRNA expression in normal human tissues for OXSM Gene

Protein differential expression in normal tissues from HIPED for OXSM Gene

This gene is overexpressed in Peripheral blood mononuclear cells (9.4), Salivary gland (9.1), and Stomach (6.6).

Integrated Proteomics: protein expression in normal tissues and cell lines from ProteomicsDB, PaxDb, MOPED, and MaxQB for OXSM Gene

SOURCE GeneReport for Unigene cluster for OXSM Gene Hs.55781

mRNA Expression by UniProt/SwissProt for OXSM Gene

Tissue specificity: Widely expressed. Higher expression in heart, skeletal muscle, liver and kidney which contain high levels of active mitochondria.
genes like me logo Genes that share expression patterns with OXSM: view

Protein tissue co-expression partners for OXSM Gene

- Elite partner

Primer Products

No data available for mRNA expression in embryonic tissues and stem cells from LifeMap Discovery and mRNA differential expression in normal tissues for OXSM Gene

Orthologs for OXSM Gene

This gene was present in the common ancestor of eukaryotes.

Orthologs for OXSM Gene

Organism Taxonomy Gene Similarity Type Details
(Bos Taurus)
Mammalia OXSM 35
  • 80.46 (n)
  • 83.22 (a)
  • 82 (a)
(Canis familiaris)
Mammalia OXSM 35
  • 91.12 (n)
  • 92.14 (a)
  • 92 (a)
(Mus musculus)
Mammalia Oxsm 35
  • 83.55 (n)
  • 85.15 (a)
Oxsm 16
Oxsm 36
  • 85 (a)
(Pan troglodytes)
Mammalia OXSM 35
  • 99.78 (n)
  • 99.56 (a)
  • 100 (a)
(Rattus norvegicus)
Mammalia Oxsm 35
  • 83.96 (n)
  • 86.37 (a)
(Monodelphis domestica)
Mammalia OXSM 36
  • 78 (a)
(Ornithorhynchus anatinus)
Mammalia -- 36
  • 7 (a)
(Gallus gallus)
Aves OXSM 35
  • 73.16 (n)
  • 74.18 (a)
  • 73 (a)
(Anolis carolinensis)
Reptilia OXSM 36
  • 70 (a)
tropical clawed frog
(Silurana tropicalis)
Amphibia oxsm 35
  • 70.9 (n)
  • 72.34 (a)
African clawed frog
(Xenopus laevis)
Amphibia Xl.12767 35
(Danio rerio)
Actinopterygii LOC564649 35
  • 65.87 (n)
  • 70.81 (a)
  • 66 (a)
African malaria mosquito
(Anopheles gambiae)
Insecta AgaP_AGAP002809 35
  • 54.03 (n)
  • 56.72 (a)
fruit fly
(Drosophila melanogaster)
Insecta CG12170 35
  • 55.58 (n)
  • 55.42 (a)
CG12170 36
  • 50 (a)
(Caenorhabditis elegans)
Secernentea F10G8.9 36
  • 41 (a)
A. gosspyii yeast
(Ashbya gossypii)
Saccharomycetes AGOS_ADL072C 35
  • 48.18 (n)
  • 42.34 (a)
K. lactis yeast
(Kluyveromyces lactis)
Saccharomycetes KLLA0C08239g 35
  • 47.26 (n)
  • 40.29 (a)
baker's yeast
(Saccharomyces cerevisiae)
Saccharomycetes CEM1 35
  • 50.08 (n)
  • 44.03 (a)
CEM1 36
  • 38 (a)
CEM1 38
thale cress
(Arabidopsis thaliana)
eudicotyledons AT2G04540 35
  • 55.05 (n)
  • 52.98 (a)
(Oryza sativa)
Liliopsida Os.37967 35
Os02g0196900 35
  • 60.14 (n)
  • 59.57 (a)
(Triticum aestivum)
Liliopsida Ta.1178 35
(Zea mays)
Liliopsida Zm.7885 35
sea squirt
(Ciona intestinalis)
Ascidiacea Cin.12046 35
bread mold
(Neurospora crassa)
Ascomycetes NCU00056 35
  • 54.8 (n)
  • 52.06 (a)
fission yeast
(Schizosaccharomyces pombe)
Schizosaccharomycetes SPBC887.13c 35
  • 55.02 (n)
  • 50.73 (a)
sea squirt
(Ciona savignyi)
Ascidiacea -- 36
  • 59 (a)
Species with no ortholog for OXSM:
  • Actinobacteria (Mycobacterium tuberculosis)
  • Alicante grape (Vitis vinifera)
  • alpha proteobacteria (Wolbachia pipientis)
  • amoeba (Dictyostelium discoideum)
  • Archea (Pyrococcus horikoshii)
  • barley (Hordeum vulgare)
  • beta proteobacteria (Neisseria meningitidis)
  • Chromalveolata (Phytophthora infestans)
  • common water flea (Daphnia pulex)
  • E. coli (Escherichia coli)
  • filamentous fungi (Aspergillus nidulans)
  • Firmicute bacteria (Streptococcus pneumoniae)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • loblloly pine (Pinus taeda)
  • malaria parasite (Plasmodium falciparum)
  • medicago trunc (Medicago Truncatula)
  • moss (Physcomitrella patens)
  • orangutan (Pongo pygmaeus)
  • pig (Sus scrofa)
  • rainbow trout (Oncorhynchus mykiss)
  • rice blast fungus (Magnaporthe grisea)
  • schistosome parasite (Schistosoma mansoni)
  • sea anemone (Nematostella vectensis)
  • sea urchin (Strongylocentrotus purpuratus)
  • sorghum (Sorghum bicolor)
  • soybean (Glycine max)
  • stem rust fungus (Puccinia graminis)
  • sugarcane (Saccharum officinarum)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)

Evolution for OXSM Gene

Gene Tree for OXSM (if available)
Gene Tree for OXSM (if available)

Paralogs for OXSM Gene

Paralogs for OXSM Gene

genes like me logo Genes that share paralogs with OXSM: view

Variants for OXSM Gene

Sequence variations from dbSNP and Humsavar for OXSM Gene

SNP ID Clin Chr 03 pos Sequence Context AA Info Type
VAR_036064 A breast cancer sample
rs2035695 -- 25,792,911(+) gtaat(A/G)ggaaa intron-variant
rs9831075 -- 25,794,532(+) AAATG(C/T)TATAT nc-transcript-variant, utr-variant-3-prime
rs17017019 -- 25,794,996(+) GCATT(C/T)TTTGA downstream-variant-500B
rs9834955 -- 25,794,597(+) TTCTC(A/C)ACCTT downstream-variant-500B

Structural Variations from Database of Genomic Variants (DGV) for OXSM Gene

Variant ID Type Subtype PubMed ID
nsv876633 CNV Gain 21882294
dgv71n17 CNV Loss 16327808

Variation tolerance for OXSM Gene

Residual Variation Intolerance Score: 11.6% of all genes are more intolerant (likely to be disease-causing)
Gene Damage Index Score: 4.42; 63.84% of all genes are more intolerant (likely to be disease-causing)

No data available for Polymorphic Variants from UniProtKB/Swiss-Prot and Relevant External Links for OXSM Gene

Disorders for OXSM Gene

Relevant External Links for OXSM

Genetic Association Database (GAD)
Human Genome Epidemiology (HuGE) Navigator
Atlas of Genetics and Cytogenetics in Oncology and Haematology:

No disorders were found for OXSM Gene.

No data available for MalaCards , UniProtKB/Swiss-Prot and Genatlas for OXSM Gene

Publications for OXSM Gene

  1. Cloning, expression, and characterization of the human mitochondrial beta-ketoacyl synthase. Complementation of the yeast CEM1 knock-out strain. (PMID: 15668256) Zhang L. … Smith S. (J. Biol. Chem. 2005) 3 4 23 67
  2. Generation and initial analysis of more than 15,000 full-length human and mouse cDNA sequences. (PMID: 12477932) Strausberg R.L. … Marra M.A. (Proc. Natl. Acad. Sci. U.S.A. 2002) 2 3
  3. The BioPlex Network: A Systematic Exploration of the Human Interactome. (PMID: 26186194) Huttlin E.L. … Gygi S.P. (Cell 2015) 3
  4. Panorama of ancient metazoan macromolecular complexes. (PMID: 26344197) Wan C. … Emili A. (Nature 2015) 3
  5. A human interactome in three quantitative dimensions organized by stoichiometries and abundances. (PMID: 26496610) Hein M.Y. … Mann M. (Cell 2015) 3

Products for OXSM Gene

Sources for OXSM Gene