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UniProtKB/Swiss-Prot variant pages

UniProtKB/Swiss-Prot Q14623: Variant p.Glu131Lys

Indian hedgehog protein
Gene: IHH
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Variant information Variant position: help 131 The position of the amino-acid change on the UniProtKB canonical protein sequence.
Type of variant: help LP/P [Disclaimer] 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 Glutamate (E) to Lysine (K) at position 131 (E131K, p.Glu131Lys). 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 acidic (E) to large size and basic (K) The physico-chemical property of the reference and variant residues and the change implicated.
BLOSUM score: help 1 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

Variant description: help In BDA1; no effect on the stability of the indian hedgehog protein N-product. Any additional useful information about the variant.
Other resources: help Links to websites of interest for the variant.


Sequence information Variant position: help 131 The position of the amino-acid change on the UniProtKB canonical protein sequence.
Protein sequence length: help 411 The length of the canonical sequence.
Location on the sequence: help LNSLAISVMNQWPGVKLRVT E GWDEDGHHSEESLHYEGRAV 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                         LNSLAISVMNQWPGVKLRVTEGWDEDGHHSEESLHYEGRAV

Mouse                         LNSLAISVMNQWPGVKLRVTEGWDEDGHHSEESLHYEGRAV

Chicken                       LNSLAISVMNQWPGVKLRVTEGWDEDGHHSEESLHYEGRAV

Xenopus laevis                LNSLAISVMNQWPGVKLRVTEGWDEDGHHFEESLHYEGRAV

Zebrafish                     LNSLAISVMNLWPGVRLRVTEGWDEDGLHSEESLHYEGRAV

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 28 – 411 Indian hedgehog protein
Chain 28 – 202 Indian hedgehog protein N-product
Binding site 130 – 130
Binding site 131 – 131
Binding site 131 – 131
Binding site 134 – 134
Binding site 136 – 136
Binding site 145 – 145
Beta strand 127 – 131



Literature citations
Indian hedgehog mutations causing brachydactyly type A1 impair Hedgehog signal transduction at multiple levels.
Ma G.; Yu J.; Xiao Y.; Chan D.; Gao B.; Hu J.; He Y.; Guo S.; Zhou J.; Zhang L.; Gao L.; Zhang W.; Kang Y.; Cheah K.S.; Feng G.; Guo X.; Wang Y.; Zhou C.Z.; He L.;
Cell Res. 21:1343-1357(2011)
Cited for: X-RAY CRYSTALLOGRAPHY (1.44 ANGSTROMS) OF 28-202 OF WILD TYPE AND VARIANTS BDA1 LYS-95; GLU-100 AND LYS-131 IN COMPLEX WITH ZINC IONS; FUNCTION; SUBUNIT; INTERACTION WITH PTCH1; SUBCELLULAR LOCATION; CHOLESTERYLATION; PALMITOYLATION; MUTAGENESIS OF GLU-95; DOMAIN; CHARACTERIZATION OF VARIANTS BDA1 LYS-95; ASN-100; GLU-100 AND LYS-131; Mutations in IHH, encoding Indian hedgehog, cause brachydactyly type A-1.
Gao B.; Guo J.; She C.; Shu A.; Yang M.; Tan Z.; Yang X.; Guo S.; Feng G.; He L.;
Nat. Genet. 28:386-388(2001)
Cited for: VARIANTS BDA1 LYS-95; GLU-100 AND LYS-131;
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.