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. 2006 Nov 10;2:4. doi: 10.1186/1745-7580-2-4

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Copyright © 2006 Wong et al; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Phylogenetic tree showing evolutionary relationship between type I interferon protein sequences. Opossum sequences are marked by diamonds. Sequences used: Homo sapiens IFN-α14 (NP_002163.1), IFN-α2 (NP_000596.2), IFN-β (NP_002167), IFN-ω1 (P07352), IFN-κ(NP_064509.1); Mus musculus IFN-α2 (P01573), IFN-β (NP_034640), IFN-κ (NP_954608.1); Sus scrofa IFN-δ (NP_001002832.1); Equus caballus IFN-α3 (CAA01292), IFN-ω2 (CAA01293); Bos taurus IFN-ω1 (P07352), IFN-t (XP_874910); Ovis aries IFN-τ(CAA39783); Felis catus IFN-β (Q9N2J0); Macropus eugenii IFN-α1 (AAO37656), IFN-α2 (AAO37657.1), IFN-β (AAO37658.1); Gallus gallus IFN-α1 (CAA63214), IFN-β (NP_001020007).