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Aliases for SAA4 Gene

Aliases for SAA4 Gene

  • Serum Amyloid A4, Constitutive 2 3
  • Constitutively Expressed Serum Amyloid A Protein 3 4
  • C-SAA 3 4
  • CSAA 3 4
  • Serum Amyloid A-4 Protein 3

External Ids for SAA4 Gene

Previous GeneCards Identifiers for SAA4 Gene

  • GC11M019374
  • GC11M019195
  • GC11M018292
  • GC11M018217
  • GC11M018209
  • GC11M018252
  • GC11M017935

Summaries for SAA4 Gene

GeneCards Summary for SAA4 Gene

SAA4 (Serum Amyloid A4, Constitutive) is a Protein Coding gene. Diseases associated with SAA4 include burns and secondary amyloidosis. Among its related pathways are Selenium Pathway and Folate Metabolism. An important paralog of this gene is SAA2.

UniProtKB/Swiss-Prot for SAA4 Gene

  • Major acute phase reactant. Apolipoprotein of the HDL complex

No data available for Entrez Gene Summary , Tocris Summary , Gene Wiki entry , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for SAA4 Gene

Genomics for SAA4 Gene

Genomic Location for SAA4 Gene

18,112,617 bp from pter
18,236,893 bp from pter
124,277 bases
Minus strand

Genomic View for SAA4 Gene

UCSC Golden Path with GeneCards custom track
Cytogenetic band:
Genomic Location for SAA4 Gene
GeneLoc Logo Genomic Neighborhood Exon StructureGene Density

RefSeq DNA sequence for SAA4 Gene

Proteins for SAA4 Gene

  • Protein details for SAA4 Gene (UniProtKB/Swiss-Prot)

    Protein Symbol:
    Recommended name:
    Serum amyloid A-4 protein
    Protein Accession:
    Secondary Accessions:
    • Q6FHJ4

    Protein attributes for SAA4 Gene

    130 amino acids
    Molecular mass:
    14747 Da
    Quaternary structure:
    No Data Available

neXtProt entry for SAA4 Gene

Proteomics data for SAA4 Gene at MOPED

Post-translational modifications for SAA4 Gene

  • Glycosylation at Asn94
  • Modification sites at PhosphoSitePlus

Other Protein References for SAA4 Gene

ENSEMBL proteins:
REFSEQ proteins:

No data available for DME Specific Peptides for SAA4 Gene

Domains for SAA4 Gene

Protein Domains for SAA4 Gene


Suggested Antigen Peptide Sequences for SAA4 Gene

GenScript: Design optimal peptide antigens:

Graphical View of Domain Structure for InterPro Entry



  • P35542
  • Belongs to the SAA family.
genes like me logo Genes that share domains with SAA4: view

No data available for Gene Families for SAA4 Gene

Function for SAA4 Gene

Molecular function for SAA4 Gene

GENATLAS Biochemistry: serum amyloid A,4,constitutively expressed
UniProtKB/Swiss-Prot Function: Major acute phase reactant. Apolipoprotein of the HDL complex
UniProtKB/Swiss-Prot Induction: Constitutively expressed

Gene Ontology (GO) - Molecular Function for SAA4 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0042056 chemoattractant activity IBA --
genes like me logo Genes that share ontologies with SAA4: view

No data available for Enzyme Numbers (IUBMB) , Phenotypes , Animal Models , miRNA , Transcription Factor Targeting and HOMER Transcription for SAA4 Gene

Localization for SAA4 Gene

Subcellular locations from UniProtKB/Swiss-Prot for SAA4 Gene


Subcellular locations from

Jensen Localization Image for SAA4 Gene COMPARTMENTS Subcellular localization image for SAA4 gene
Compartment Confidence
extracellular 5

Gene Ontology (GO) - Cellular Components for SAA4 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0005576 extracellular region NAS 14718574
GO:0005615 extracellular space IBA --
GO:0034364 high-density lipoprotein particle IEA --
GO:0070062 extracellular exosome IDA 23533145
genes like me logo Genes that share ontologies with SAA4: view

Pathways for SAA4 Gene

genes like me logo Genes that share pathways with SAA4: view

Pathways by source for SAA4 Gene

3 BioSystems pathways for SAA4 Gene

Interacting Proteins for SAA4 Gene

STRING Interaction Network Preview (showing 1 interactants - click image to see details)
Selected Interacting proteins: P35542-SAA4_HUMAN ENSP00000278222 for SAA4 Gene via MINT STRING I2D

Gene Ontology (GO) - Biological Process for SAA4 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0006953 acute-phase response IEA --
GO:0050918 positive chemotaxis IBA --
GO:0060326 cell chemotaxis IBA --
genes like me logo Genes that share ontologies with SAA4: view

Compounds for SAA4 Gene

(21) Novoseek inferred chemical compound relationships for SAA4 Gene

Compound -log(P) Hits PubMed IDs
fibrinogen 49.8 16
neopterin 42.5 7
prostaglandin f2alpha 37.6 6
8-isoprostane 35 3
(+-)-pgf2-alpha 33.6 2
genes like me logo Genes that share compounds with SAA4: view

Transcripts for SAA4 Gene

mRNA/cDNA for SAA4 Gene

(249) Selected AceView cDNA sequences:
(4) Additional mRNA sequences :
(1) REFSEQ mRNAs :
(2) Ensembl transcripts including schematic representations, and UCSC links where relevant :

Unigene Clusters for SAA4 Gene

Serum amyloid A4, constitutive:
Representative Sequences:

Alternative Splicing Database (ASD) splice patterns (SP) for SAA4 Gene

No ASD Table

Relevant External Links for SAA4 Gene

GeneLoc Exon Structure for
ECgene alternative splicing isoforms for

Expression for SAA4 Gene

mRNA expression in normal human tissues for SAA4 Gene

mRNA differential expression in normal tissues according to GTEx for SAA4 Gene

This gene is overexpressed in Liver (51.0).

Integrated Proteomics: protein expression from ProteomicsDB, PaxDb, and MOPED for SAA4 Gene

SOURCE GeneReport for Unigene cluster for SAA4 Gene Hs.1955

mRNA Expression by UniProt/SwissProt for SAA4 Gene

Tissue specificity: Expressed by the liver; secreted in plasma
genes like me logo Genes that share expressions with SAA4: view

No data available for mRNA expression in embryonic tissues and stem cells from LifeMap Discovery for SAA4 Gene

Orthologs for SAA4 Gene

This gene was present in the common ancestor of chordates.

Orthologs for SAA4 Gene

Organism Taxonomy Gene Similarity Type Details
(Pan troglodytes)
Mammalia SAA4 36
  • 98 (a)
(Bos Taurus)
Mammalia SAA4 36
  • 65 (a)
(Canis familiaris)
Mammalia SAA1 36
  • 59 (a)
(Mus musculus)
Mammalia Saa4 16
Saa4 36
  • 58 (a)
(Monodelphis domestica)
Mammalia -- 36
  • 55 (a)
-- 36
  • 52 (a)
(Ornithorhynchus anatinus)
Mammalia -- 36
  • 37 (a)
-- 36
  • 52 (a)
-- 36
  • 45 (a)
(Gallus gallus)
Aves -- 36
  • 46 (a)
rainbow trout
(Oncorhynchus mykiss)
Actinopterygii Omy.8158 35
(Danio rerio)
Actinopterygii saa 36
  • 46 (a)
Species with no ortholog for SAA4:
  • A. gosspyii yeast (Ashbya gossypii)
  • Actinobacteria (Mycobacterium tuberculosis)
  • African clawed frog (Xenopus laevis)
  • African malaria mosquito (Anopheles gambiae)
  • Alicante grape (Vitis vinifera)
  • alpha proteobacteria (Wolbachia pipientis)
  • amoeba (Dictyostelium discoideum)
  • Archea (Pyrococcus horikoshii)
  • baker's yeast (Saccharomyces cerevisiae)
  • barley (Hordeum vulgare)
  • beta proteobacteria (Neisseria meningitidis)
  • bread mold (Neurospora crassa)
  • Chromalveolata (Phytophthora infestans)
  • common water flea (Daphnia pulex)
  • corn (Zea mays)
  • E. coli (Escherichia coli)
  • filamentous fungi (Aspergillus nidulans)
  • Firmicute bacteria (Streptococcus pneumoniae)
  • fission yeast (Schizosaccharomyces pombe)
  • fruit fly (Drosophila melanogaster)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • K. lactis yeast (Kluyveromyces lactis)
  • lizard (Anolis carolinensis)
  • loblloly pine (Pinus taeda)
  • malaria parasite (Plasmodium falciparum)
  • medicago trunc (Medicago Truncatula)
  • moss (Physcomitrella patens)
  • orangutan (Pongo pygmaeus)
  • pig (Sus scrofa)
  • rat (Rattus norvegicus)
  • rice (Oryza sativa)
  • rice blast fungus (Magnaporthe grisea)
  • schistosome parasite (Schistosoma mansoni)
  • sea anemone (Nematostella vectensis)
  • sea squirt (Ciona intestinalis)
  • sea squirt (Ciona savignyi)
  • sea urchin (Strongylocentrotus purpuratus)
  • sorghum (Sorghum bicolor)
  • soybean (Glycine max)
  • stem rust fungus (Puccinia graminis)
  • sugarcane (Saccharum officinarum)
  • thale cress (Arabidopsis thaliana)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)
  • tropical clawed frog (Silurana tropicalis)
  • wheat (Triticum aestivum)
  • worm (Caenorhabditis elegans)

Evolution for SAA4 Gene

Gene Tree for SAA4 (if available)
Gene Tree for SAA4 (if available)

Paralogs for SAA4 Gene

Paralogs for SAA4 Gene

Selected SIMAP similar genes for SAA4 Gene using alignment to 1 proteins:

genes like me logo Genes that share paralogs with SAA4: view

Variants for SAA4 Gene

Sequence variations from dbSNP and Humsavar for SAA4 Gene

SNP ID Clin Chr 11 pos Sequence Context AA Info Type MAF
VAR_051893 -

Structural Variations from Database of Genomic Variants (DGV) for SAA4 Gene

Variant ID Type Subtype PubMed ID
nsv519650 CNV Loss 19592680

Relevant External Links for SAA4 Gene

HapMap Linkage Disequilibrium report
Human Gene Mutation Database (HGMD)

No data available for Polymorphic Variants from UniProtKB/Swiss-Prot for SAA4 Gene

Disorders for SAA4 Gene

(1) University of Copenhagen DISEASES for SAA4 Gene

(32) Novoseek inferred disease relationships for SAA4 Gene

Disease -log(P) Hits PubMed IDs
response acute phase 79.7 5
amyloidosis secondary 78.8 3
amyloidosis 77.4 17
amyloidosis systemic 70.9 1
inflammation 63.1 31

Relevant External Links for SAA4

Genetic Association Database (GAD)
Human Genome Epidemiology (HuGE) Navigator
genes like me logo Genes that share disorders with SAA4: view

No data available for UniProtKB/Swiss-Prot for SAA4 Gene

Publications for SAA4 Gene

  1. Identification of novel members of the serum amyloid A protein superfamily as constitutive apolipoproteins of high density lipoprotein. (PMID: 1740433) Whitehead A.S. … Debeer F.C. (J. Biol. Chem. 1992) 3 4 23
  2. Analysis of the genomic and derived protein structure of a novel human serum amyloid A gene, SAA4. (PMID: 1439582) Watson G. … Woo P. (Scand. J. Immunol. 1992) 3 4 23
  3. A constitutively expressed serum amyloid A protein gene (SAA4) is closely linked to, and shares structural similarities with, an acute- phase serum amyloid A protein gene (SAA2). (PMID: 7686132) Steel D.M. … Whitehead A.S. (Genomics 1993) 3 4 23
  4. Characterization of human serum amyloid A protein isoforms separated by two-dimensional electrophoresis by liquid chromatography/electrospray ionization tandem mass spectrometry. (PMID: 8783012) Ducret A. … Aebersold R. (Electrophoresis 1996) 3 4 23
  5. Characterization of constitutive human serum amyloid A protein (SAA4) as an apolipoprotein. (PMID: 7775864) de Beer M.C. … de Beer F.C. (J. Lipid Res. 1995) 3 23

Products for SAA4 Gene

  • Pathway & Disease-focused RT² Profiler PCR Arrays
  • QIAGEN qRT-PCR Assays for microRNAs that regulate SAA4
    • QuantiTect SYBR Green Assays in human,mouse,rat
    • Pre-validated RT² qPCR Primer Assay in human,mouse,rat
    • QuantiFast Probe-based Assays in human,mouse,rat
    • Predesigned siRNA for gene silencing in human,mouse,rat for SAA4
    • Block miRNA regulation of SAA4 using miScript Target Protectors

    Sources for SAA4 Gene

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