Article
Tyrosine sulfation of CCR5 N-terminal peptide by tyrosylprotein sulfotransferases 1 and 2 follows a discrete pattern and temporal sequence.
Proceedings of the National Academy of Sciences of the United States of America - 20 Aug 2002
Seibert Christoph, Cadene Martine, Sanfiz Anthony, Chait Brian T, Sakmar Thomas P
Abstract excerpt
The CC-chemokine receptor 5 (CCR5) is the major coreceptor for the entry of macrophage-tropic (R5) HIV-1 strains into target cells. Posttranslational sulfation of tyrosine residues in the N-terminal tail of CCR5 is critical for high affinity interaction of the receptor with the HIV-1 envelope glycoprotein gp120 in complex with CD4. Here, we focused on defining precisely the sulfation pattern of the N terminus of...
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