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.
Alignment of the deduced amino acid sequences of the R. meliloti cysH gene product, the first 345 residues of the A. thaliana prh43 gene product, and the E. coli cysH gene product. Identical residues are boxed, and gaps are indicated by dashes. Sequences were aligned by the Clustal method in the program Lasergene.
