F10
Coagulation factor X
Also known as: FA10_HUMAN
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- P00742
- Gene
- F10
- Ensembl
- ENSG00000126218
- Chromosome
- 13
- Canonical length
- 488 aa
- Protein class
- Candidate cardiovascular disease genes, Disease related genes, Enzymes, FDA approved drug targets, Human disease related genes, Plasma proteins, Predicted secreted proteins
- Secretome location
- Secreted to blood
OverviewNCBI Gene
This gene encodes the vitamin K-dependent coagulation factor X of the blood coagulation cascade. This factor undergoes multiple processing steps before its preproprotein is converted to a mature two-chain form by the excision of the tripeptide RKR. Two chains of the factor are held together by 1 or more disulfide bonds; the light chain contains 2 EGF-like domains, while the heavy chain contains the catalytic domain which is structurally homologous to those of the other hemostatic serine proteases. The mature factor is activated by the cleavage of the activation peptide by factor IXa (in the intrisic pathway), or by factor VIIa (in the extrinsic pathway). The activated factor then converts prothrombin to thrombin in the presence of factor Va, Ca+2, and phospholipid during blood clotting. Mutations of this gene result in factor X deficiency, a hemorrhagic condition of variable severity. Alternative splicing results in multiple transcript variants encoding different isoforms that may undergo similar proteolytic processing to generate mature polypeptides. [provided by RefSeq, Aug 2015]
Canonical amino-acid sequenceUniProt
488 residues, UniProt reviewed canonical sequence.
>P00742|F10
1 MGRPLHLVLL SASLAGLLLL GESLFIRREQ ANNILARVTR ANSFLEEMKK GHLERECMEE
61 TCSYEEAREV FEDSDKTNEF WNKYKDGDQC ETSPCQNQGK CKDGLGEYTC TCLEGFEGKN
121 CELFTRKLCS LDNGDCDQFC HEEQNSVVCS CARGYTLADN GKACIPTGPY PCGKQTLERR
181 KRSVAQATSS SGEAPDSITW KPYDAADLDP TENPFDLLDF NQTQPERGDN NLTRIVGGQE
241 CKDGECPWQA LLINEENEGF CGGTILSEFY ILTAAHCLYQ AKRFKVRVGD RNTEQEEGGE
301 AVHEVEVVIK HNRFTKETYD FDIAVLRLKT PITFRMNVAP ACLPERDWAE STLMTQKTGI
361 VSGFGRTHEK GRQSTRLKML EVPYVDRNSC KLSSSFIITQ NMFCAGYDTK QEDACQGDSG
421 GPHVTRFKDT YFVTGIVSWG EGCARKGKYG IYTKVTAFLK WIDRSMKTRG LPKAKSHAPE
481 VITSSPLKLocalizationUniProt · AlphaFold · HPA
Whether an antibody against F10 can act on the native protein depends on physical access: surface and secreted proteins are reachable by circulating antibodies, intracellular proteins usually are not.
- Antibody reachability
- Secreted
- Secreted
- Yes
- Transmembrane segments
- 0
- Mean surface accessibility (rSASA)
- 0.37
- Highest tissue expression
- 150 nTPM
Expression across tissuesHPA
Tissue
- liver: 150 nTPM
- cervix: 46 nTPM
- heart muscle: 39 nTPM
- ovary: 26 nTPM
- fallopian tube: 26 nTPM
- vagina: 24 nTPM
Single-cell type
- pancreatic islet cells: 288 nCPM
- hepatocytes: 235 nCPM
- peritubular myoid cells: 233 nCPM
- leydig cells: 188 nCPM
- fibroblasts: 118 nCPM
- decidual stromal cells: 95 nCPM
Immune cell
- basophil: 0 nTPM
- classical monocyte: 0 nTPM
- eosinophil: 0 nTPM
- gdT-cell: 0 nTPM
- intermediate monocyte: 0 nTPM
- MAIT T-cell: 0 nTPM
Brain region
- pons: 5.2 nTPM
- cerebellum: 5 nTPM
- medulla oblongata: 3.9 nTPM
- hypothalamus: 3.5 nTPM
- midbrain: 3 nTPM
- cerebral cortex: 2.7 nTPM
DiseaseUniProt · ClinVar · IEDB · PubMed
Four sources answering four different questions about F10.
Disease | AllUniProt
Conditions F10 is implicated in, by any mechanism.
- Factor X deficiency (FA10D) MIM:227600
Disease | GeneticClinVar
44 pathogenic / likely-pathogenic of 167 ClinVar records.
Conditions with pathogenic or likely-pathogenic variants.
- Hereditary factor X deficiency disease
- Factor X deficiency
- F10-related disorder
- Factor x deficiency, autosomal dominant
- Abnormal bleeding
ReferencesPubMed · IEDB
Publications for F10 from three distinct lines of evidence, kept separate because they answer different questions: whether antibodies are directed at the protein, whether a B-cell epitope has been mapped on it, and whether a T-cell epitope has. Each is labelled with its source.
Reference: AutoantibodyPubMed
2 publications
- Autoimmune Coagulation Factor X Deficiency as a Rare Acquired Hemorrhagic Disorder: A Literature Review.
2022 · Thromb Haemost · RCR 2.3 · 18 citations - Antibodies against the activated coagulation factor X (FXa) in the antiphospholipid syndrome that interfere with the FXa inactivation by antithrombin.
2006 · J Immunol · RCR 0.6 · 23 citations
Sources: PubMed — antigen-level antibody evidence from a custom retrieval. Records matching a controlled set of autoantibody terms (the MeSH descriptors Autoantibodies and Autoantigens, with title and abstract term variants) were obtained through NCBI E-utilities, and their titles and abstracts parsed for constructions that direct an antibody at a named protein rather than for co-occurrence. Captured names were resolved against UniProt nomenclature and each antigen adjudicated individually against the source text. Bibliographic records from PubMed and MeSH, U.S. National Library of Medicine; citation metrics from NIH iCite (Hutchins et al., PLoS Biology 2016). Titles link to PubMed; abstracts are not reproduced here. The NLM does not endorse this analysis.
Genetic constraint and essentialitygnomAD · DepMap
Does the body need this protein intact? Low LOEUF or a strong DepMap dependency means loss or blockade of the protein is likely to be felt.
- gnomAD LOEUF (loss-of-function intolerance)
- 0.97
- gnomAD pLI
- 0
- gnomAD missense Z
- 1.2
- DepMap mean gene effect
- 0.14
- DepMap dependency class
- none
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 4% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
- blood coagulation
- positive regulation of cell migration
- positive regulation of TOR signaling
- proteolysis
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
- EGF-type aspartate/asparagine hydroxylation site
- Gamma-carboxyglutamic acid-rich (GLA) domain
- EGF-like domain
- Serine proteases, trypsin domain
- Peptidase S1A, chymotrypsin family
- EGF-like calcium-binding domain
- Peptidase S1, PA clan
- Peptidase S1A, coagulation factor VII/IX/X/C/Z
- Coagulation factor-like, Gla domain superfamily
- EGF-like calcium-binding, conserved site
- Serine proteases, trypsin family, histidine active site
- Serine proteases, trypsin family, serine active site
- Gamma-carboxyglutamic acid-rich (GLA) domain superfamily
- Peptidase S1 family, coagulation factors
- EGF-like domain
- Trypsin
- Vitamin K-dependent carboxylation/gamma-carboxyglutamic (GLA) domain
- Coagulation Factor Xa inhibitory site
KeywordsUniProt
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads F10 as an antibody target. Whether an autoantibody or antibody against F10 could matter depends on whether native F10 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
F10 is annotated as secreted, so native F10 circulates and is directly accessible to antibodies. Secreted and cell-surface proteins are the autoantibody targets most likely to act like drugs, blocking or depleting the native protein.
Annotation status
The present source text does not explicitly label F10 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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