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. 2005 Nov 14;41(1):246–250. doi: 10.1016/j.jpba.2005.09.031

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Copyright © 2005 Elsevier B.V. All rights reserved.

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Fig. 1 — The fingerprint map of the SARS-CoV S protein segment formed by the mathematic transformation of Eq. (1). In each sub-graph, the black part in the left is formed by human ACE2 gene sequence while the purplish part in the right formed by S protein segment.