Table 1: Polymorphisms identified within the LEI0258 alleles of defined MHC haplotypes in different chickens.


Breeds a Upstream polymorphism R13 R12 Downstream polymorphism B haplotype

−61Δ b −30–29TT −28G −11G 1 5C 23-29ATTTGAG 33Δ 39A 46T
WG G c Δ 1 7 A T A B18
ZJ G 1 9 Δ A T A no defined
CH G 1 10 A T A no defined
LH G 1 11 A T A B5
LY G 1 12 A T A B10/B24/B26/B76
GH G 1 12 Δ A T A B72/B78
BE G Δ 1 12 Δ A T A B72/B78
Ross G 1 17 A T A B21.1/BQ/BW1
GS G 1 17 A T A B21.1/BQ/BW1
XC G 1 17 A T A B21.1/BQ/BW1
XS G 1 17 A T A B21.1/BQ/BW1
YB G 1 17 A T A B21.1/BQ/BW1
Lu G 1 17 A T A B21.1/BQ/BW1
TH G 1 17 A T A B21.1/BQ/BW1
LD G 1 17 A T A B21.1/BQ/BW1
AK G ΔΔ 1 17 A T A BC
DG G ΔΔ 1 17 A T A BC
WC G ΔΔ 1 17 A T A BC
QM G ΔΔ 1 17 Δ A T A BC
DJ G Δ 1 17 A T A BC/B21.1/BQ/BW1
HY G Δ 1 17 Δ A T A BC/B21.1/BQ/BW1
XJ G Δ 1 17 A T A BC/B21.1/BQ/BW1
LS G 1 17 Δ A T A BC/B21.1/BQ/BW1
RC G 1 17 Δ A T A BC/B21.1/BQ/BW1
BY G 1 17 Δ A T A BC/B21.1/BQ/BW1
AA G 1 17 Δ A T A BC/B21.1/BQ/BW1

a The abbreviation of chicken breeds. b Δ Defined deletion compared with the reference sequence. c ∘ is consistent with the reference sequence.