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. 2021 Jan 28;95(4):e02019-20. doi: 10.1128/JVI.02019-20

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Copyright © 2021 American Society for Microbiology.

This article is made available via the PMC Open Access Subset for unrestricted noncommercial re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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FIG 6 — Structural homology of β- and α-coronavirus nsp1s. Structures of nsp1s from SARS-CoV-2 (7K7P), porcine transmissible gastroenteritis coronavirus strain Purdue (3ZBD), porcine epidemic diarrhea virus (5XBC), transmissible gastroenteritis virus (6IVC), swine acute diarrhea syndrome coronavirus (6LPA), and feline infectious peritonitis virus (6LP9) are shown structurally aligned (A) and in common orientations (B to G). (B to G) The common core shared with SARS-CoV-2 is shown in pale coloring, with deviations shown in darker shade coloring. (H) Secondary structural elements of SARS-CoV-2 and α-CoV nsp1 with positions indicated.