Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Panel A: The conserved PAPS interacting residues from the four SULT crystals, showing their interactions with the PAPS. Dashed lines indicate hydrogen bonds. Panel B: Alignment of four SULT1 sequences showing the PAPS-interacting residues (in red) in secondary structures. Residue numbers in SULT1A1 are labeled,
