| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T40 |
0-62 |
Sentence |
denotes |
(A) Schematic representation of the SARS-CoV-2 S glycoprotein. |
| T41 |
63-205 |
Sentence |
denotes |
The positions of N-linked glycosylation sequons (N-X-S/T, where X ≠ P) are shown as branches (N, Asn; X, any residue; S, Ser; T, Thr; P, Pro). |
| T42 |
206-575 |
Sentence |
denotes |
Protein domains are illustrated: N-terminal domain (NTD), receptor binding domain (RBD), fusion peptide (FP), heptad repeat 1 (HR1), central helix (CH), connector domain (CD), and transmembrane domain (TM). (B) SDS–polyacrylamide gel electrophoresis analysis of the SARS-CoV-2 S protein (indicated by the arrowhead) expressed in human embryonic kidney (HEK) 293F cells. |
| T43 |
576-819 |
Sentence |
denotes |
Lane 1: filtered supernatant from transfected cells; lane 2: flow-through from StrepTactin resin; lane 3: wash from StrepTactin resin; lane 4: elution from StrepTactin resin. (C) Negative-stain EM 2D class averages of the SARS-CoV-2 S protein. |
| T44 |
820-1006 |
Sentence |
denotes |
2D class averages of the SARS-CoV-2 S protein are shown, confirming that the protein adopts the trimeric prefusion conformation matching the material used to determine the structure (4). |
