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Gene Gene information from NCBI Gene database.
Entrez ID 3845
Gene name KRAS proto-oncogene, GTPase
Gene symbol KRAS
Synonyms (NCBI Gene)
'C-K-RASC-K-RASCFC2K-RAS2AK-RAS2BK-RAS4AK-RAS4BK-RasK-Ras 2KI-RASKRAS1KRAS2NSNS3OESRALDRASK2c-Ki-rasc-Ki-ras2
Chromosome 12
Chromosome location 12p12.1
Summary This gene, a Kirsten ras oncogene homolog from the mammalian ras gene family, encodes a protein that is a member of the small GTPase superfamily. A single amino acid substitution is responsible for an activating mutation. The transforming protein that res
SNPs SNP information provided by dbSNP.
46 Show/Hide all (46)
SNP ID Visualize variation Clinical significance Consequence
rs17851045 T>A,G Likely-pathogenic, pathogenic Missense variant, coding sequence variant
rs104894359 C>G,T Pathogenic Coding sequence variant, missense variant
rs104894360 T>A,C Pathogenic, likely-pathogenic Missense variant, coding sequence variant, 3 prime UTR variant
rs104894361 T>A,C,G Pathogenic, uncertain-significance Coding sequence variant, synonymous variant, missense variant
rs104894362 G>C Pathogenic Missense variant, coding sequence variant, 3 prime UTR variant
miRNA miRNA information provided by mirtarbase database.
884 Show/Hide all (884)
miRTarBase ID miRNA Experiments Reference
MIRT000312 hsa-miR-143-3p qRT-PCRLuciferase reporter assayMicroarray 19137007
MIRT000312 hsa-miR-143-3p qRT-PCRLuciferase reporter assayMicroarray 19137007
MIRT000399 hsa-let-7g-5p Luciferase reporter assay 18308936
MIRT000312 hsa-miR-143-3p Luciferase reporter assay 19137007
MIRT000312 hsa-miR-143-3p Luciferase reporter assay 19137007
Transcription factors Transcription factors information provided by TRRUST V2 database.
1
Transcription factor Regulation Reference
MYC Activation 21252116
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
69 Show/Hide all (69)
GO ID Ontology Definition Evidence Reference
GO:0000139 Component Golgi membrane TAS
GO:0000165 Process MAPK cascade IEA
GO:0000165 Process MAPK cascade TAS
GO:0000166 Function Nucleotide binding IEA
GO:0001889 Process Liver development IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
190070 6407 ENSG00000133703
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P01116
Protein name GTPase KRas (EC 3.6.5.2) (K-Ras 2) (Ki-Ras) (c-K-ras) (c-Ki-ras) [Cleaved into: GTPase KRas, N-terminally processed]
Protein function Ras proteins bind GDP/GTP and possess intrinsic GTPase activity (PubMed:20949621, PubMed:39809765). Plays an important role in the regulation of cell proliferation (PubMed:22711838, PubMed:23698361). Plays a role in promoting oncogenic events by
PDB 1D8D , 1D8E , 1KZO , 1KZP , 1N4P , 1N4Q , 1N4R , 1N4S , 2MSC , 2MSD , 2MSE , 3GFT , 4DSN , 4DSO , 4EPR , 4EPT , 4EPV , 4EPW , 4EPX , 4EPY , 4L8G , 4LDJ , 4LPK , 4LRW , 4LUC , 4LV6 , 4LYF , 4LYH , 4LYJ , 4M1O , 4M1S , 4M1T , 4M1W , 4M1Y , 4M21 , 4M22 , 4NMM , 4OBE , 4PZY , 4PZZ , 4Q01 , 4Q02 , 4Q03 , 4QL3 , 4TQ9 , 4TQA , 4WA7 , 5F2E , 5KYK , 5MLA , 5MLB
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00071 Ras 5 → 165 Ras family Domain
Sequence
Sequence length 189
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
KEGG Pathway Reactome Pathway
EGFR tyrosine kinase inhibitor resistance Activation of RAS in B cells
Endocrine resistance Constitutive Signaling by Ligand-Responsive EGFR Cancer Variants
MAPK signaling pathway SHC1 events in ERBB4 signaling
ErbB signaling pathway Signaling by SCF-KIT
Ras signaling pathway p38MAPK events
Rap1 signaling pathway GRB2 events in EGFR signaling
Chemokine signaling pathway SHC1 events in EGFR signaling
FoxO signaling pathway Downstream signal transduction
Sphingolipid signaling pathway GRB2 events in ERBB2 signaling
Phospholipase D signaling pathway Tie2 Signaling
Mitophagy - animal EGFR Transactivation by Gastrin
Autophagy - animal DAP12 signaling
mTOR signaling pathway FCERI mediated MAPK activation
PI3K-Akt signaling pathway NCAM signaling for neurite out-growth
Apoptosis Ca2+ pathway
Longevity regulating pathway VEGFR2 mediated cell proliferation
Longevity regulating pathway - multiple species CD209 (DC-SIGN) signaling
Cellular senescence Constitutive Signaling by EGFRvIII
Axon guidance SHC-mediated cascade:FGFR1
VEGF signaling pathway FRS-mediated FGFR1 signaling
Apelin signaling pathway SHC-mediated cascade:FGFR2
Gap junction FRS-mediated FGFR2 signaling
Signaling pathways regulating pluripotency of stem cells SHC-mediated cascade:FGFR3
C-type lectin receptor signaling pathway FRS-mediated FGFR3 signaling
Natural killer cell mediated cytotoxicity FRS-mediated FGFR4 signaling
T cell receptor signaling pathway SHC-mediated cascade:FGFR4
B cell receptor signaling pathway Signaling by FGFR2 in disease
Fc epsilon RI signaling pathway Signaling by FGFR4 in disease
Thermogenesis Signaling by FGFR1 in disease
Long-term potentiation Regulation of RAS by GAPs
Neurotrophin signaling pathway RAF activation
Cholinergic synapse RAF/MAP kinase cascade
Serotonergic synapse MAP2K and MAPK activation
Long-term depression Negative regulation of MAPK pathway
Regulation of actin cytoskeleton Signaling by moderate kinase activity BRAF mutants
Insulin signaling pathway Signaling by high-kinase activity BRAF mutants
GnRH signaling pathway Signaling by BRAF and RAF fusions
Progesterone-mediated oocyte maturation RAS signaling downstream of NF1 loss-of-function variants
Estrogen signaling pathway Paradoxical activation of RAF signaling by kinase inactive BRAF
Melanogenesis PTK6 Regulates RHO GTPases, RAS GTPase and MAP kinases
Prolactin signaling pathway MET activates RAS signaling
Thyroid hormone signaling pathway Signaling by FGFR3 fusions in cancer
Oxytocin signaling pathway Signaling by FGFR3 point mutants in cancer
Relaxin signaling pathway RUNX3 regulates p14-ARF
GnRH secretion FLT3 Signaling
AGE-RAGE signaling pathway in diabetic complications Constitutive Signaling by Overexpressed ERBB2
Growth hormone synthesis, secretion and action Estrogen-stimulated signaling through PRKCZ
Aldosterone-regulated sodium reabsorption RAS GTPase cycle mutants
Alzheimer disease Signaling downstream of RAS mutants
Pathways of neurodegeneration - multiple diseases Signaling by ERBB2 KD Mutants
Alcoholism Signaling by ERBB2 ECD mutants
Hepatitis C Signaling by ERBB2 TMD/JMD mutants
Hepatitis B Signaling by PDGFRA transmembrane, juxtamembrane and kinase domain mutants
Human cytomegalovirus infection Signaling by PDGFRA extracellular domain mutants
Human papillomavirus infection  
Human T-cell leukemia virus 1 infection  
Kaposi sarcoma-associated herpesvirus infection  
Human immunodeficiency virus 1 infection  
Pathways in cancer  
Viral carcinogenesis  
Proteoglycans in cancer  
MicroRNAs in cancer  
Chemical carcinogenesis - receptor activation  
Chemical carcinogenesis - reactive oxygen species  
Colorectal cancer  
Renal cell carcinoma  
Pancreatic cancer  
Endometrial cancer  
Glioma  
Prostate cancer  
Thyroid cancer  
Melanoma  
Bladder cancer  
Chronic myeloid leukemia  
Acute myeloid leukemia  
Non-small cell lung cancer  
Breast cancer  
Hepatocellular carcinoma  
Gastric cancer  
Central carbon metabolism in cancer  
Choline metabolism in cancer  
PD-L1 expression and PD-1 checkpoint pathway in cancer  
Lipid and atherosclerosis  
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
142
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Show/Hide Causal Diseases (73)
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Acute myeloid leukemia Pathogenic; Likely pathogenic rs112445441, rs121913529, rs606231202, rs104894366, rs730880471 RCV005887479
RCV000433573
RCV000013415
RCV000850569
RCV000850568
★★★★★
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Adenocarcinoma of the large intestine Likely pathogenic; Pathogenic rs121913530, rs112445441, rs121913529 RCV006253513
RCV006253517
RCV006253525
RCV006253529
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Adenoid cystic carcinoma Likely pathogenic; Pathogenic rs121913530 RCV004813033
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Alveolar rhabdomyosarcoma Likely pathogenic; Pathogenic rs121913529 RCV006253520
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Show/Hide Unknown Diseases (69)
Phenotype Name Clinical Significance Source Reference Evidence Score
ANEMIA — CTD, Disgenet
CTD, Disgenet
27725143
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
APLASIA CUTIS CONGENITA WITH EPIBULBAR DERMOIDS — Disgenet —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ARTERIOVENOUS MALFORMATIONS OF THE BRAIN — HPO —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ARTERIOVENOUS MALFORMATIONS, CEREBRAL — Disgenet —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations