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Table 1 Multiple alignment result for protein sequence of a potential conserved region (C-terminal) of last 20 amino acids of NA antigenic variants (N1 to N9).

From: Computational analysis and determination of a highly conserved surface exposed segment in H5N1 avian flu and H1N1 swine flu neuraminidase

LOCUS NAME & SUBTYPE OF NA

SOURCE & HOST ORGANISM

LAST 20 AMINO ACIDS

NUMBER OF AMINO ACIDS

EU880344 & NN6

A/mallard/Yan chen/2005(H4N6)

SKERLGSWSWHDGAEIIYFK---

470

AB292782 & NN9

A/duck/Hong Kong/562/1979(H10N9)

STEFLGQWNWPDGAKIEYFL---

470

AB450450 & NN7

A/duck/Taiwan/4201/99(H7N7)

SPFPVGSGSFPDGAQIQYFS---

471

AJ307613 & NN2

A/human/Montreal/MTL20/00(H3N2)

SGT-YGTGSWPDGADINLMPI--

469

AM933234 & NN3

A/Perdix perdix/Germany/R44/06(H8N3)

DNE-PGSGNWPDGSNIGFMPK--

469

ABP52008 & NN1

A/Viet Nam/1203/2004(H5N1)

--SDTVGWSWPDGAELPFTIDK-

449

EU429780 & NN4

A/duck/Eastern China/01/2005(H8N4)

--SDTTGWSWPDGALLPFDIDK-

470

AB289332 & NN8

A/duck/Hong Kong/438/1977(H4N8)

---EVPEWSWDDGAILPFDIDKM

471

AB270594 & NN5

A/duck/Hokkaido/1058/01(H4N5)

---EVADWSWHDGAILPFDIDKM

472