Legend: drug field target field enzyme field
| Version | 2.5 | ||||||||||||||||||||||||||||||||||||
| Creation Date | 2005-06-13 13:24:05 | ||||||||||||||||||||||||||||||||||||
| Update Date | 2009-02-19 16:04:59 | ||||||||||||||||||||||||||||||||||||
| Primary Accession Number | DB00530 | ||||||||||||||||||||||||||||||||||||
| Secondary Accession Number |
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| Name | Erlotinib | ||||||||||||||||||||||||||||||||||||
| Drug Type |
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| Description | Erlotinib hydrochloride (trade name Tarceva, Genentech/OSIP, originally coded as OSI-774) is a drug used to treat non-small cell lung cancer, pancreatic cancer and several other types of cancer. Similar to gefitinib, erlotinib specifically targets the epidermal growth factor receptor (EGFR) tyrosine kinase. It binds in a reversible fashion to the adenosine triphosphate (ATP) binding site of the receptor. Erlotinib has recently been shown to be a potent inhibitor of JAK2V617F activity. JAK2V617F is a mutant of tyrosine kinase JAK2, is found in most patients with polycythemia vera (PV) and a substantial proportion of patients with idiopathic myelofibrosis or essential thrombocythemia. The study suggests that erlotinib may be used for treatment of JAK2V617F-positive PV and other myeloproliferative disorders. | ||||||||||||||||||||||||||||||||||||
| Synonyms |
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| Brand Names |
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| Brand Mixtures | Not Available | ||||||||||||||||||||||||||||||||||||
| Chemical IUPAC Name | N-(3-ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine | ||||||||||||||||||||||||||||||||||||
| Chemical Formula | C22H23N3O4 | ||||||||||||||||||||||||||||||||||||
| Chemical Structure | |||||||||||||||||||||||||||||||||||||
| CAS Registry Number | 183321-74-6 | ||||||||||||||||||||||||||||||||||||
| InChI Identifier | InChI=1/C22H23N3O4/c1-4-16-6-5-7-17(12-16)25-22-18-13-20(28-10-8-26-2)21(29-11-9-27-3)14-19(18)23-15-24-22/h1,5-7,12-15H,8-11H2,2-3H3,(H,23,24,25)/f/h25H | ||||||||||||||||||||||||||||||||||||
| InChI Key | AAKJLRGGTJKAMG-LNNLXFCOCG | ||||||||||||||||||||||||||||||||||||
| KEGG Drug | Not Available | ||||||||||||||||||||||||||||||||||||
| KEGG Compound | Not Available | ||||||||||||||||||||||||||||||||||||
| PubChem Compound | 176870 ![]() |
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| PubChem Substance | 7885946 ![]() |
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| ChEBI ID | Not Available | ||||||||||||||||||||||||||||||||||||
| PharmGKB ID | PA13468792 ![]() |
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| HET ID | AQ4 ![]() |
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| GenBank ID | Not Available | ||||||||||||||||||||||||||||||||||||
| Drug ID Number [DIN] | 02269023 ![]() |
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| RxList Link | http://www.rxlist.com/cgi/generic4/tarceva.htm ![]() |
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| PDRhealth Link | Not Available | ||||||||||||||||||||||||||||||||||||
| Wikipedia Link | http://en.wikipedia.org/wiki/Erlotinib ![]() |
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| FDA Label |
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| Material Safety Data Sheet (MSDS) | Not Available | ||||||||||||||||||||||||||||||||||||
| Synthesis Reference | Not Available | ||||||||||||||||||||||||||||||||||||
| Average Molecular Weight | 393.4357 | ||||||||||||||||||||||||||||||||||||
| Monoisotopic Molecular Weight | 393.1689 | ||||||||||||||||||||||||||||||||||||
| State | Solid | ||||||||||||||||||||||||||||||||||||
| Melting Point | Not Available | ||||||||||||||||||||||||||||||||||||
| Experimental Water Solubility | Very slightly soluble (hydrochloride salt - maximal solubility of approximately 0.4 mg/mL occurs at a pH of approximately 2) Source: PhysProp | ||||||||||||||||||||||||||||||||||||
| Predicted Water Solubility | 8.91e-03 mg/mL Calculated using ALOGPS | ||||||||||||||||||||||||||||||||||||
| Experimental LogP/Hydrophobicity | 2.7 Source: PhysProp | ||||||||||||||||||||||||||||||||||||
| Predicted LogP | 3.13 Calculated using ALOGPS | ||||||||||||||||||||||||||||||||||||
| Experimental LogS | Not Available | ||||||||||||||||||||||||||||||||||||
| Predicted LogS | -4.64 Calculated using ALOGPS | ||||||||||||||||||||||||||||||||||||
| Experimental Caco2 Permeability | Not Available | ||||||||||||||||||||||||||||||||||||
| pKa/Isoelectric Point | Not Available | ||||||||||||||||||||||||||||||||||||
| Mass Spectrum | Not Available | ||||||||||||||||||||||||||||||||||||
| MOL File | Show | Download ![]() |
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| SDF File | Show | Download ![]() |
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| PDB File | Show | Download ![]() |
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| 2D Structure | |||||||||||||||||||||||||||||||||||||
| 3D Structure | |||||||||||||||||||||||||||||||||||||
| Experimental PDB ID | Not Available | ||||||||||||||||||||||||||||||||||||
| Isomeric SMILES | COCCOC1=C(OCCOC)C=C2C(NC3=CC=CC(=C3)C#C)=NC=NC2=C1 | ||||||||||||||||||||||||||||||||||||
| Canonical SMILES | COCCOC1=C(OCCOC)C=C2C(NC3=CC=CC(=C3)C#C)=NC=NC2=C1 | ||||||||||||||||||||||||||||||||||||
| Drug Category |
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| Indication | For the treatment of patients with locally advanced or metastatic non-small cell lung cancer after failure of at least one prior chemotherapy regimen. Also for use, in combination with gemcitabine, as the first-line treatment of patients with locally advanced, unresectable or metastatic pancreatic cancer. | ||||||||||||||||||||||||||||||||||||
| Pharmacology | Erlotinib is a Human Epidermal Growth Factor Receptor Type 1/Epidermal Growth Factor Receptor (HER1/EGFR) tyrosine kinase inhibitor. | ||||||||||||||||||||||||||||||||||||
| Mechanism of Action | The mechanism of clinical antitumor action of erlotinib is not fully characterized. Erlotinib inhibits the intracellular phosphorylation of tyrosine kinase associated with the epidermal growth factor receptor (EGFR). Specificity of inhibition with regard to other tyrosine kinase receptors has not been fully characterized. EGFR is expressed on the cell surface of normal cells and cancer cells. | ||||||||||||||||||||||||||||||||||||
| Absorption | Erlotinib is about 60% absorbed after oral administration and its bioavailability is substantially increased by food to almost 100%. | ||||||||||||||||||||||||||||||||||||
| Toxicity | Symptoms of overdose include diarrhea, rash, and liver transaminase elevation. | ||||||||||||||||||||||||||||||||||||
| Protein Binding | 93% protein bound to albumin and alpha-1 acid glycoprotein (AAG) | ||||||||||||||||||||||||||||||||||||
| Biotransformation | In vitro assays of cytochrome P450 metabolism showed that erlotinib is metabolized primarily by CYP3A4 and to a lesser extent by CYP1A2, and the extrahepatic isoform CYP1A1. | ||||||||||||||||||||||||||||||||||||
| Half Life | Median half-life of 36.2 hours. | ||||||||||||||||||||||||||||||||||||
| Dosage Forms |
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| Patient Information | Show ![]() |
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| Contraindications | Show ![]() |
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| Interactions | Show ![]() |
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| Drug Interactions |
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| Food Interactions |
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| Pathways | Not Available | ||||||||||||||||||||||||||||||||||||
| General References |
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| Organisms Affected |
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| Phase 1 Metabolizing Enzymes | |||||||||||||||||||||||||||||||||||||
| Targets |
| Phase 1 Metabolizing Enzyme 1 [top] | |
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| Enzyme 1 Name | Cytochrome P450 3A4 (CYP3A4) |
| Enzyme 1 Gene Name | CYP3A4 |
| Enzyme 1 SwissProt ID | P08684 ![]() |
| Enzyme 1 SNPs | SNPJam Report ![]() |
| Enzyme 1 Protein Sequence |
>sp|P08684|CP3A4_HUMAN Cytochrome P450 3A4 (EC 1.14.13.67)
ALIPDLAMETWLLLAVSLVLLYLYGTHSHGLFKKLGIPGPTPLPFLGNILSYHKGFCMFD MECHKKYGKVWGFYDGQQPVLAITDPDMIKTVLVKECYSVFTNRRPFGPVGFMKSAISIA EDEEWKRLRSLLSPTFTSGKLKEMVPIIAQYGDVLVRNLRREAETGKPVTLKDVFGAYSM DVITSTSFGVNIDSLNNPQDPFVENTKKLLRFDFLDPFFLSITVFPFLIPILEVLNICVF PREVTNFLRKSVKRMKESRLEDTQKHRVDFLQLMIDSQNSKETESHKALSDLELVAQSII FIFAGYETTSSVLSFIMYELATHPDVQQKLQEEIDAVLPNKAPPTYDTVLQMEYLDMVVN ETLRLFPIAMRLERVCKKDVEINGMFIPKGWVVMIPSYALHRDPKYWTEPEKFLPERFSK KNKDNIDPYIYTPFGSGPRNCIGMRFALMNMKLALIRVLQNFSFKPCKETQIPLKLSLGG LLQPEKPVVLKVESRDGTVSGA |
| Drug Target 1 [top] | |||||||
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| Target 1 ID | 844 | ||||||
| Target 1 Name | Epidermal growth factor receptor | ||||||
| Target 1 Synonyms |
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| Target 1 Gene Name | EGFR | ||||||
| Target 1 Protein Sequence |
>Epidermal growth factor receptor precursor
MRPSGTAGAALLALLAALCPASRALEEKKVCQGTSNKLTQLGTFEDHFLSLQRMFNNCEV VLGNLEITYVQRNYDLSFLKTIQEVAGYVLIALNTVERIPLENLQIIRGNMYYENSYALA VLSNYDANKTGLKELPMRNLQEILHGAVRFSNNPALCNVESIQWRDIVSSDFLSNMSMDF QNHLGSCQKCDPSCPNGSCWGAGEENCQKLTKIICAQQCSGRCRGKSPSDCCHNQCAAGC TGPRESDCLVCRKFRDEATCKDTCPPLMLYNPTTYQMDVNPEGKYSFGATCVKKCPRNYV VTDHGSCVRACGADSYEMEEDGVRKCKKCEGPCRKVCNGIGIGEFKDSLSINATNIKHFK NCTSISGDLHILPVAFRGDSFTHTPPLDPQELDILKTVKEITGFLLIQAWPENRTDLHAF ENLEIIRGRTKQHGQFSLAVVSLNITSLGLRSLKEISDGDVIISGNKNLCYANTINWKKL FGTSGQKTKIISNRGENSCKATGQVCHALCSPEGCWGPEPRDCVSCRNVSRGRECVDKCN LLEGEPREFVENSECIQCHPECLPQAMNITCTGRGPDNCIQCAHYIDGPHCVKTCPAGVM GENNTLVWKYADAGHVCHLCHPNCTYGCTGPGLEGCPTNGPKIPSIATGMVGALLLLLVV ALGIGLFMRRRHIVRKRTLRRLLQERELVEPLTPSGEAPNQALLRILKETEFKKIKVLGS GAFGTVYKGLWIPEGEKVKIPVAIKELREATSPKANKEILDEAYVMASVDNPHVCRLLGI CLTSTVQLITQLMPFGCLLDYVREHKDNIGSQYLLNWCVQIAKGMNYLEDRRLVHRDLAA RNVLVKTPQHVKITDFGLAKLLGAEEKEYHAEGGKVPIKWMALESILHRIYTHQSDVWSY GVTVWELMTFGSKPYDGIPASEISSILEKGERLPQPPICTIDVYMIMVKCWMIDADSRPK FRELIIEFSKMARDPQRYLVIQGDERMHLPSPTDSNFYRALMDEEDMDDVVDADEYLIPQ QGFFSSPSTSRTPLLSSLSATSNNSTVACIDRNGLQSCPIKEDSFLQRYSSDPTGALTED SIDDTFLPVPEYINQSVPKRPAGSVQNPVYHNQPLNPAPSRDPHYQDPHSTAVGNPEYLN TVQPTCVNSTFDSPAHWAQKGSHQISLDNPDYQQDFFPKEAKPNGIFKGSTAENAEYLRV APQSSEFIGA |
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| Target 1 Number of Residues | 1230 | ||||||
| Target 1 Molecular Weight | 134279 | ||||||
| Target 1 Theoretical pI | 6.67 | ||||||
| Target 1 GO Classification |
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| Target 1 General Function | Involved in transmembrane receptor protein tyrosine kinase activity | ||||||
| Target 1 Specific Function | Isoform 2/truncated isoform may act as an antagonist | ||||||
| Target 1 Pathways | Not Available | ||||||
| Target 1 Reactions |
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| Target 1 Pfam Domain Function | |||||||
| Target 1 Signals |
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| Target 1 Transmembrane Regions |
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| Target 1 Essentiality | Non-Essential | ||||||
| Target 1 GenBank ID Protein | 757924 ![]() |
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| Target 1 UniProtKB/Swiss-Prot ID | P00533 ![]() |
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| Target 1 UniProtKB/Swiss-Prot Entry Name | EGFR_HUMAN ![]() |
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| Target 1 PDB ID | 1IVO ![]() |
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| Target 1 PDB File | Show | ||||||
| Target 1 3D Structure | |||||||
| Target 1 Cellular Location |
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| Target 1 Gene Sequence |
>3633 bp
ATGCGACCCTCCGGGACGGCCGGGGCAGCGCTCCTGGCGCTGCTGGCTGCGCTCTGCCCG GCGAGTCGGGCTCTGGAGGAAAAGAAAGTTTGCCAAGGCACGAGTAACAAGCTCACGCAG TTGGGCACTTTTGAAGATCATTTTCTCAGCCTCCAGAGGATGTTCAATAACTGTGAGGTG GTCCTTGGGAATTTGGAAATTACCTATGTGCAGAGGAATTATGATCTTTCCTTCTTAAAG ACCATCCAGGAGGTGGCTGGTTATGTCCTCATTGCCCTCAACACAGTGGAGCGAATTCCT TTGGAAAACCTGCAGATCATCAGAGGAAATATGTACTACGAAAATTCCTATGCCTTAGCA GTCTTATCTAACTATGATGCAAATAAAACCGGACTGAAGGAGCTGCCCATGAGAAATTTA CAGGAAATCCTGCATGGCGCCGTGCGGTTCAGCAACAACCCTGCCCTGTGCAACGTGGAG AGCATCCAGTGGCGGGACATAGTCAGCAGTGACTTTCTCAGCAACATGTCGATGGACTTC CAGAACCACCTGGGCAGCTGCCAAAAGTGTGATCCAAGCTGTCCCAATGGGAGCTGCTGG GGTGCAGGAGAGGAGAACTGCCAGAAACTGACCAAAATCATCTGTGCCCAGCAGTGCTCC GGGCGCTGCCGTGGCAAGTCCCCCAGTGACTGCTGCCACAACCAGTGTGCTGCAGGCTGC ACAGGCCCCCGGGAGAGCGACTGCCTGGTCTGCCGCAAATTCCGAGACGAAGCCACGTGC AAGGACACCTGCCCCCCACTCATGCTCTACAACCCCACCACGTACCAGATGGATGTGAAC CCCGAGGGCAAATACAGCTTTGGTGCCACCTGCGTGAAGAAGTGTCCCCGTAATTATGTG GTGACAGATCACGGCTCGTGCGTCCGAGCCTGTGGGGCCGACAGCTATGAGATGGAGGAA GACGGCGTCCGCAAGTGTAAGAAGTGCGAAGGGCCTTGCCGCAAAGTGTGTAACGGAATA GGTATTGGTGAATTTAAAGACTCACTCTCCATAAATGCTACGAATATTAAACACTTCAAA AACTGCACCTCCATCAGTGGCGATCTCCACATCCTGCCGGTGGCATTTAGGGGTGACTCC TTCACACATACTCCTCCTCTGGATCCACAGGAACTGGATATTCTGAAAACCGTAAAGGAA ATCACAGGGTTTTTGCTGATTCAGGCTTGGCCTGAAAACAGGACGGACCTCCATGCCTTT GAGAACCTAGAAATCATACGCGGCAGGACCAAGCAACATGGTCAGTTTTCTCTTGCAGTC GTCAGCCTGAACATAACATCCTTGGGATTACGCTCCCTCAAGGAGATAAGTGATGGAGAT GTGATAATTTCAGGAAACAAAAATTTGTGCTATGCAAATACAATAAACTGGAAAAAACTG TTTGGGACCTCCGGTCAGAAAACCAAAATTATAAGCAACAGAGGTGAAAACAGCTGCAAG GCCACAGGCCAGGTCTGCCATGCCTTGTGCTCCCCCGAGGGCTGCTGGGGCCCGGAGCCC AGGGACTGCGTCTCTTGCCGGAATGTCAGCCGAGGCAGGGAATGCGTGGACAAGTGCAAG CTTCTGGAGGGTGAGCCAAGGGAGTTTGTGGAGAACTCTGAGTGCATACAGTGCCACCCA GAGTGCCTGCCTCAGGCCATGAACATCACCTGCACAGGACGGGGACCAGACAACTGTATC CAGTGTGCCCACTACATTGACGGCCCCCACTGCGTCAAGACCTGCCCGGCAGGAGTCATG GGAGAAAACAACACCCTGGTCTGGAAGTACGCAGACGCCGGCCATGTGTGCCACCTGTGC CATCCAAACTGCACCTACGGATGCACTGGGCCAGGTCTTGAAGGCTGTCCAACGAATGGG CCTAAGATCCCGTCCATCGCCACTGGGATGGTGGGGGCCCTCCTCTTGCTGCTGGTGGTG GCCCTGGGGATCGGCCTCTTCATGCGAAGGCGCCACATCGTTCGGAAGCGCACGCTGCGG AGGCTGCTGCAGGAGAGGGAGCTTGTGGAGCCTCTTACACCCAGTGGAGAAGCTCCCAAC CAAGCTCTCTTGAGGATCTTGAAGGAAACTGAATTCAAAAAGATCAAAGTGCTGGGCTCC GGTGCGTTCGGCACGGTGTATAAGGGACTCTGGATCCCAGAAGGTGAGAAAGTTAAAATT CCCGTCGCTATCAAGGAATTAAGAGAAGCAACATCTCCGAAAGCCAACAAGGAAATCCTC GATGAAGCCTACGTGATGGCCAGCGTGGACAACCCCCACGTGTGCCGCCTGCTGGGCATC TGCCTCACCTCCACCGTGCAACTCATCACGCAGCTCATGCCCTTCGGCTGCCTCCTGGAC TATGTCCGGGAACACAAAGACAATATTGGCTCCCAGTACCTGCTCAACTGGTGTGTGCAG ATCGCAAAGGGCATGAACTACTTGGAGGACCGTCGCTTGGTGCACCGCGACCTGGCAGCC AGGAACGTACTGGTGAAAACACCGCAGCATGTCAAGATCACAGATTTTGGGCTGGCCAAA CTGCTGGGTGCGGAAGAGAAAGAATACCATGCAGAAGGAGGCAAAGTGCCTATCAAGTGG ATGGCATTGGAATCAATTTTACACAGAATCTATACCCACCAGAGTGATGTCTGGAGCTAC GGGGTGACCGTTTGGGAGTTGATGACCTTTGGATCCAAGCCATATGACGGAATCCCTGCC AGCGAGATCTCCTCCATCCTGGAGAAAGGAGAACGCCTCCCTCAGCCACCCATATGTACC ATCGATGTCTACATGATCATGGTCAAGTGCTGGATGATAGACGCAGATAGTCGCCCAAAG TTCCGTGAGTTGATCATCGAATTCTCCAAAATGGCCCGAGACCCCCAGCGCTACCTTGTC ATTCAGGGGGATGAAAGAATGCATTTGCCAAGTCCTACAGACTCCAACTTCTACCGTGCC CTGATGGATGAAGAAGACATGGACGACGTGGTGGATGCCGACGAGTACCTCATCCCACAG CAGGGCTTCTTCAGCAGCCCCTCCACGTCACGGACTCCCCTCCTGAGCTCTCTGAGTGCA ACCAGCAACAATTCCACCGTGGCTTGCATTGATAGAAATGGGCTGCAAAGCTGTCCCATC AAGGAAGACAGCTTCTTGCAGCGATACAGCTCAGACCCCACAGGCGCCTTGACTGAGGAC AGCATAGACGACACCTTCCTCCCAGTGCCTGAATACATAAACCAGTCCGTTCCCAAAAGG CCCGCTGGCTCTGTGCAGAATCCTGTCTATCACAATCAGCCTCTGAACCCCGCGCCCAGC AGAGACCCACACTACCAGGACCCCCACAGCACTGCAGTGGGCAACCCCGAGTATCTCAAC ACTGTCCAGCCCACCTGTGTCAACAGCACATTCGACAGCCCTGCCCACTGGGCCCAGAAA GGCAGCCACCAAATTAGCCTGGACAACCCTGACTACCAGCAGGACTTCTTTCCCAAGGAA GCCAAGCCAAATGGCATCTTTAAGGGCTCCACAGCTGAAAATGCAGAATACCTAAGGGTC GCGCCACAAAGCAGTGAATTTATTGGAGCATGA |
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| Target 1 GenBank Gene ID | |||||||
| Target 1 GeneCard ID | EGFR ![]() |
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| Target 1 GenAtlas ID | EGFR ![]() |
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| Target 1 HGNC ID | HGNC:3236 ![]() |
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| Target 1 Chromosome Location | 7 | ||||||
| Target 1 Locus | 7p12 | ||||||
| Target 1 SNPs | SNPJam Report ![]() |
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| Target 1 General References |
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| Target 1 Drug References |
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This project is supported by Genome Alberta & Genome Canada, a not-for-profit organization that is leading Canada's national genomics strategy with $600 million in funding from the federal government. This project is also supported in part by GenomeQuest, Inc., an enterprise genomic information company serving the life science community.