AKC.org offers information on dog breeds, dog ownership, dog training, health, nutrition, exercise & grooming, registering your dog, AKC competition events and affiliated clubs to help you discover more things to enjoy with your dog.. The 8 Loci That Determine Coat Color The wide range of coat colors of dogs results from pheomelanin and eumelanin being manipulated by different genes. Dogs have approximately 3 billion pairs of DNA, but only eight of the dog's genes contribute to the coat color. Allele pairs in genes are located at sites called loci on the chromosome, and these eight loci affect the color of dogs' fur. A.
Dog Nose Colors Dog Color Genetics Chart Eumelanin, Pheomelanin & Albinism Dog Coat Colors Chart Dog Eyes Colors Albino Dogs DOG COLORING & COAT GENETICS The material is proudly presented by WWW.DOG-LEARN.COM EUMELANIN Does your dog have black fur? Eumelanin is a pigment in a dog's genes that expresses itself in a dog,s coat color, nose color.. Canine Color Charts A-Locus (Fawn, Sable, Black-and-Tan/Tricolor, Recessive Black) This chart explains what a dog's phenotype will be based on his genotype. This chart assumes the dog is "n/n" for the K-Locus. Adding in one or more copies of the KB-allele will modify the pigment that is being produced.