4l1r

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Glycoprotein B from Herpes Simplex Virus type 1, A549T Rate-of-Entry mutant, low-pHGlycoprotein B from Herpes Simplex Virus type 1, A549T Rate-of-Entry mutant, low-pH

Structural highlights

4l1r is a 2 chain structure with sequence from Human alphaherpesvirus 1 strain KOS. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

GB_HHV1K Envelope glycoprotein that forms spikes at the surface of virion envelope. Essential for the initial attachment to heparan sulfate moities of the host cell surface proteoglycans. Involved in fusion of viral and cellular membranes leading to virus entry into the host cell. Following initial binding of gD to one of its receptors, membrane fusion is mediated by the fusion machinery composed at least of gB and the heterodimer gH/gL. May also be involved in the fusion between the virion envelope and the outer nuclear membrane during virion egress. Also plays a role, together with gK, in virus-induced cell-to-cell fusion (syncytia formation).[1]

See Also

References

  1. Subramanian RP, Geraghty RJ. Herpes simplex virus type 1 mediates fusion through a hemifusion intermediate by sequential activity of glycoproteins D, H, L, and B. Proc Natl Acad Sci U S A. 2007 Feb 20;104(8):2903-8. Epub 2007 Feb 13. PMID:17299053 doi:10.1073/pnas.0608374104

4l1r, resolution 3.03Å

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OCA