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Table 3 Shift of residues with change of class according to R groups, conservation across species and PolyPhen predictions.

From: Single nucleotide polymorphisms (SNPs) in coding regions of canine dopamine- and serotonin-related genes

Gene

Protein residue*

Aa position

Change in class according to R group

Residue conservation across 5 species

PolyPhen prediction§

DRD1

Thr [T]/Met [M]

354

No change

Invariant

Possibly damaging

DRD3

Gln [Q]/Arg [R]

294

Polar, uncharged/positively charged

Variable

Benign

 

Leu [L]/Phe [F]

341

Nonpolar, aliphatic/aromatic

Invariant

Benign

DBH

Lys [K]/Asn [N]

263

Positively charged/polar, uncharged

Variable

Benign

HTR1A

Lys [K]/Gln [Q]

270

Positively charged/polar, uncharged

Variable

Benign

HTR1B

Ile [I]/Leu [L]

53

No change

Variable

Benign

HTR1D

Ala [A]/Val [V]

97

No change

Invariant

Benign

 

Glu [E]/Gly [G]

263

Negatively charged/Nonpolar, aliphatic

Variable

Benign

HTR2B

Thr [T]/Ile [I]

88

Polar, uncharged/nonpolar, aliphatic

Invariant

Probably damaging

 

Ala [A]/Val [V]

431

No change

Variable

Predicted to be unknown

HTR3A

Thr [T]/Met [M]

64

No change

Variable

Possibly damaging

  1. * Changes according to Table 2, shift in residues as result of different alleles of SNPs.
  2. † Changes according to shift of residues in column 2, respectively. Classes according to R groups as described by [37].
  3. ‡ Residue variation across five mammalian species.
  4. § Prediction of a possible damaging effect of the amino acid substitutions caused by the nsSNPs, performed with PolyPhen [4].