Research Article

Allelic Diversity of Major Histocompatibility Complex Class II DRB Gene in Indian Cattle and Buffalo

Table 2

Interspecies comparison of polymorphic amino acid substitutions for DRB exon 2 molecules in cattle, sheep, goat, buffalo, red deer, white-tailed deer and big horn sheep. The bottom row indicates the number of sequences examined in each species (*in the amino acid position column indicates that this position forms part of the peptide binding groove according to the model of Brown et al. 1993).

Codon positionAlleles of Indian cattleBoLA allelesSheepGoatBuffaloRed deerWhite-tailed deerBig horn sheep

*09EQEQEEREQELESVE
10YYYYYHQYHYY
*11ACHLSTACHLRSYTAHRSYTCHSTYARSVYAFHLPSTAFGHPAHRTY
12KTKQTKRTKTKTKTKK
*13GKRSGKRSKRSAGKRSGKRSAGRSAGKSGKS
14EEEEEGEEE
15CCCCCCCC
16HHHRHHHPYHHR
17FFFFFFFF
18FFFSFSFSFPSSFS
19NDNNNNNNN
20GGGGGGGG
21TTTTTTTT
22EEEEGQEEQEQE
23RRRRRRRR
24VLVVVVMVVV
25RQRRWGRWQRWGQRQRR
26FLYFLYFLYFLYFLYFLSYFLYFLY
27LLLLLRLLL
*28DEHDEHNDEDHDEQADEGQDEFQVDEH
29RRRRGRRRR
*30CHSYCHSYYYHYYDYFY
31FYFYFYFYFIYFIVFIVFY
*32HTYHTYHTYHTYSTYCHYYHTY
33NNNNNKNSNN
34GGGGGEGRWGKQRG
35EEEEEKEEE
36EEEEEEGEE
*37FHLNRTYFHLNRTYFNTYFINTYLNTYFYFIYFNTY
*38AVAVALVLVLVAVLVAV
39RRRRTRRRR
40FFFFYFFYFYF
41DDDDDDDD
42SSNSNSGSCSSNS
43DDDDDDDND
44WWWRWQRWVWVW
45DGDGSGSGGGGG
46EEEEEEQEE
*47FYFYFYFYFYFYFYFY
48QRQRWRRRQRRR
49AAEAPAAAAA
50VLVVVLVVVAV
51TTATATTTTAT
52EEEEEEKEEQ
53LLLLQLLLLQ
54GGGGGGGG
55RWPQRRRQPQRRQRQR
*56PRPQRPQREPQPQPPTEPR
57ADSVADSVAEDSDENSTDISDSVDESADS
58AARAVAAAAA
59EKVEKVEKEKEKEKDEKEK
*60HQYHLQYHQYYDLQYHYDGNYHY
*61LWCLWWWWLWYFWYW
62NNNNNNNN
63GSGSSSGSSRSS
64QQQQQLQRQRQ
65KKKKEKKKK
66DEDEDENDEDGEDEDE
67FILTFILTFILFILFIILYFILFIL
68LLLLLLMLL
69EEEEEEEE
*70DEQRDEQRQRSDQNRSDQRDEQRDEQRYQRS
*71AEKRAEKAKRTKRSKQRSAEHKLNRTKLNRSWAKRT
72RRRRRGRRR
73AAAPTATAWAATA
*74AENSYAENSYAENTAENSAENSTAENAELSAEN
75VVVAVVVAVV
76DDDNDDDDD
77RTRTTKTAGKRSTRTTRT
*78VYVYVYFVYFVYFVYVYVY
79CCCCCCCC
80RRRRRRIRSR
*81HHYHHYHYHYHHR
*82NNNDNYNDNNN
83YYYYYYSYY
84GGGGGRGG
*85GVGVVVVIVV
*86GVFGMVFGIDFGILVDFGVFGIFGIV