Science - USA (2020-09-25)
PHOTO: JENNI GIRTMAN/ASSOCIATED PRESS SCIENCE sciencemag.org 25 SEPTEMBER 2020 • VOL 369 ISSUE 6511 1577 Many Americans turn to ...
than 1,000 election officials in 772 counties in 13 states, said Kathryn McGrath, the center’s communications director. In Georg ...
PHOTO: NEIL BROMHALL/SHUTTERSTOCK SCIENCE sciencemag.org PROTEIN DESIGN Logic at the cell surface A major challenge in medical i ...
sciencemag.org SCIENCE RESEARCH | IN SCIENCE JOURNALS viral strain in the mouse appeared to be dependent on a critical amino aci ...
SCIENCE sciencemag.org PHOTO: YULIA ROZHNO/SHUTTERSTOCK SYMBIOSIS A bacterial battleground The white button mushrooms that many ...
REVIEW SUMMARY ◥ IMMUNOLOGY The science and medicine of human immunology Bali Pulendran*and Mark M. Davis BACKGROUND:The mammali ...
RESEARCH ARTICLE SUMMARY ◥ STRUCTURAL BIOLOGY The endoplasmic reticulum P5A-ATPase is a transmembrane helix dislocase Michael J. ...
RESEARCH ARTICLE SUMMARY ◥ PREBIOTIC CHEMISTRY Synthetic connectivity, emergence, and self-regeneration in the network of prebio ...
RESEARCH ARTICLE SUMMARY ◥ NEUROSCIENCE A cortex-like canonical circuit in the avian forebrain Martin Stacho*†, Christina Herold ...
RESEARCH ARTICLES ◥ CORONAVIRUS Distinct conformational states of SARS-CoV-2 spike protein Yongfei Cai1,2, Jun Zhang1,2, Tianshu ...
at the S1/S2 (furin) site was clearly demon- strated by protein sequencing of the N ter- minus of the S2 fragment in peak 2, cle ...
site at the S1/S2 boundary is in a surface- exposed and disordered loop (Fig. 2B), so it is unclear whether this structure repre ...
conformations. First, the N terminus in our structure is ordered and adopts a conforma- tion similar to that in SARS-CoV, includ ...
also visible in the 2D class averages (fig. S8). Five glycans at residues Asn^1098 , Asn^1134 , Asn^1158 , Asn^1173 , and Asn^11 ...
supporting this possibility. First, EM images of ab-propiolactone–inactivated SARS-CoV-2 virus preparation purified by a potassi ...
declare no competing interests.Data and materials availability:The atomic structure coordinates have been deposited in the RCSB ...
spectrum is shown in fig. S2. Recoiling H 2 ions were mass selected and then recorded on a position-sensitive detector using vel ...
recoil from the ionization step, and the result isshownasthegreencurve.TheGaussianfit- ting parameters were varied until the bes ...
The right column of Fig. 1 shows the CO rotational state distributions forv(CO) = 0, derived from QCT calculations, for the four ...
to a rebound reaction with a small impact pa- rameter, whereas a trans configuration leads to a stripping reaction with a large ...
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