Table 1. Amino acid residues at positions 73 and 147 in 7 cattle MHC class I alleles.
Allele | 73 | 147 |
N*01301 | W | M |
N*01302 | W | M |
N*01401 | W | W |
N*01402 | K1 | W |
N*01501 | W | M |
N*01502 | W | M |
N*04101 | W | M |
BoLA N*01402, which has Lys in place of Trp at position 73, has only been recorded once (www.ebi.ac.uk/ipd/mhc/bola); Lys at position 73 has not been observed in any other cattle class I allele.