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UniProtKB/Swiss-Prot variant pages

UniProtKB/Swiss-Prot P00533: Variant p.Leu1034Arg

Epidermal growth factor receptor
Gene: EGFR
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Variant information Variant position: help 1034 The position of the amino-acid change on the UniProtKB canonical protein sequence.
Type of variant: help LB/B The variants are classified into three categories: LP/P, LB/B and US.
  • LP/P: likely pathogenic or pathogenic.
  • LB/B: likely benign or benign.
  • US: uncertain significance

Residue change: help From Leucine (L) to Arginine (R) at position 1034 (L1034R, p.Leu1034Arg). Indicates the amino acid change of the variant. The one-letter and three-letter codes for amino acids used in UniProtKB/Swiss-Prot are those adopted by the commission on Biochemical Nomenclature of the IUPAC-IUB.
Physico-chemical properties: help Change from medium size and hydrophobic (L) to large size and basic (R) The physico-chemical property of the reference and variant residues and the change implicated.
BLOSUM score: help -2 The score within a Blosum matrix for the corresponding wild-type to variant amino acid change. The log-odds score measures the logarithm for the ratio of the likelihood of two amino acids appearing by chance. The Blosum62 substitution matrix is used. This substitution matrix contains scores for all possible exchanges of one amino acid with another:
  • Lowest score: -4 (low probability of substitution).
  • Highest score: 11 (high probability of substitution).
More information can be found on the following page

Other resources: help Links to websites of interest for the variant.


Sequence information Variant position: help 1034 The position of the amino-acid change on the UniProtKB canonical protein sequence.
Protein sequence length: help 1210 The length of the canonical sequence.
Location on the sequence: help DEYLIPQQGFFSSPSTSRTP L LSSLSATSNNSTVACIDRNG The residue change on the sequence. Unless the variant is located at the beginning or at the end of the protein sequence, both residues upstream (20) and downstream (20) of the variant will be shown.
Residue conservation: help The multiple alignment of the region surrounding the variant against various orthologous sequences.
Human                         DEYLIPQQGFFSSPSTSRTPLLSSLSATSNNSTVACIDRNG

Rhesus macaque                DEYLIPQQGFFSSPSTSRTPLLSSLSATSNNSTVACIDRNG

Mouse                         DEYLIPQQGFFNSPSTSRTPLLSSLSATSNNSTVACINRNG

Drosophila                    DDYLQPKAAPGPSHRTDCTDEMPKLNRYCKDPS----NKNS

Sequence annotation in neighborhood: help The regions or sites of interest surrounding the variant. In general the features listed are posttranslational modifications, binding sites, enzyme active sites, local secondary structure or other characteristics reported in the cited references. The "Sequence annotation in neighborhood" lines have a fixed format:
  • Type: the type of sequence feature.
  • Positions: endpoints of the sequence feature.
  • Description: contains additional information about the feature.
TypePositionsDescription
Chain 25 – 1210 Epidermal growth factor receptor
Topological domain 669 – 1210 Cytoplasmic
Site 1016 – 1016 Important for interaction with PIK3C2B
Modified residue 1016 – 1016 Phosphotyrosine; by autocatalysis
Modified residue 1026 – 1026 Phosphoserine
Modified residue 1039 – 1039 Phosphoserine
Modified residue 1041 – 1041 Phosphothreonine
Modified residue 1042 – 1042 Phosphoserine
Lipidation 1049 – 1049 S-palmitoyl cysteine
Alternative sequence 406 – 1210 Missing. In isoform 2.
Alternative sequence 629 – 1210 Missing. In isoform 4.
Alternative sequence 706 – 1210 Missing. In isoform 3.
Mutagenesis 525 – 1210 Missing. Increased EGF binding.
Mutagenesis 1016 – 1016 Y -> F. 50% decrease in interaction with PIK3C2B. 65% decrease in interaction with PIK3C2B; when associated with F-1197. Abolishes interaction with PIK3C2B; when associated with F-1197 and F-1092.
Mutagenesis 1049 – 1049 C -> A. Decreased palmitoylation.



Literature citations
Patterns of somatic mutation in human cancer genomes.
Greenman C.; Stephens P.; Smith R.; Dalgliesh G.L.; Hunter C.; Bignell G.; Davies H.; Teague J.; Butler A.; Stevens C.; Edkins S.; O'Meara S.; Vastrik I.; Schmidt E.E.; Avis T.; Barthorpe S.; Bhamra G.; Buck G.; Choudhury B.; Clements J.; Cole J.; Dicks E.; Forbes S.; Gray K.; Halliday K.; Harrison R.; Hills K.; Hinton J.; Jenkinson A.; Jones D.; Menzies A.; Mironenko T.; Perry J.; Raine K.; Richardson D.; Shepherd R.; Small A.; Tofts C.; Varian J.; Webb T.; West S.; Widaa S.; Yates A.; Cahill D.P.; Louis D.N.; Goldstraw P.; Nicholson A.G.; Brasseur F.; Looijenga L.; Weber B.L.; Chiew Y.-E.; DeFazio A.; Greaves M.F.; Green A.R.; Campbell P.; Birney E.; Easton D.F.; Chenevix-Trench G.; Tan M.-H.; Khoo S.K.; Teh B.T.; Yuen S.T.; Leung S.Y.; Wooster R.; Futreal P.A.; Stratton M.R.;
Nature 446:153-158(2007)
Cited for: VARIANTS [LARGE SCALE ANALYSIS] LYS-521; ARG-1034 AND VAL-1210;
Disclaimer: Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. They are not in any way intended to be used as a substitute for professional medical advice, diagnostic, treatment or care.