| Title |
Coarse-grained simulation reveals key features of HIV-1 capsid self-assembly
|
|---|---|
| Published in |
Nature Communications, May 2016
|
| DOI | 10.1038/ncomms11568 |
| Pubmed ID | |
| Authors | |
| Abstract |
The maturation of HIV-1 viral particles is essential for viral infectivity. During maturation, many copies of the capsid protein (CA) self-assemble into a capsid shell to enclose the viral RNA. The mechanistic details of the initiation and early stages of capsid assembly remain to be delineated. We present coarse-grained simulations of capsid assembly under various conditions, considering not only capsid lattice self-assembly but also the potential disassembly of capsid upon delivery to the cytoplasm of a target cell. The effects of CA concentration, molecular crowding, and the conformational variability of CA are described, with results indicating that capsid nucleation and growth is a multi-stage process requiring well-defined metastable intermediates. Generation of the mature capsid lattice is sensitive to local conditions, with relatively subtle changes in CA concentration and molecular crowding influencing self-assembly and the ensemble of structural morphologies. |
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X Demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| United States | 2 | 29% |
| Switzerland | 1 | 14% |
| United Kingdom | 1 | 14% |
| Italy | 1 | 14% |
| Unknown | 2 | 29% |
Demographic breakdown
| Type | Count | As % |
|---|---|---|
| Members of the public | 4 | 57% |
| Scientists | 3 | 43% |
Mendeley demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| United States | 2 | 1% |
| Unknown | 174 | 99% |
Demographic breakdown
| Readers by professional status | Count | As % |
|---|---|---|
| Student > Ph. D. Student | 50 | 28% |
| Researcher | 37 | 21% |
| Student > Master | 15 | 9% |
| Student > Bachelor | 10 | 6% |
| Student > Doctoral Student | 9 | 5% |
| Other | 23 | 13% |
| Unknown | 32 | 18% |
| Readers by discipline | Count | As % |
|---|---|---|
| Biochemistry, Genetics and Molecular Biology | 38 | 22% |
| Chemistry | 32 | 18% |
| Physics and Astronomy | 18 | 10% |
| Agricultural and Biological Sciences | 17 | 10% |
| Engineering | 10 | 6% |
| Other | 21 | 12% |
| Unknown | 40 | 23% |