.TH UDV 1 2001-10-05 NCBI "NCBI Tools User's Manual" .SH NAME udv \- OneD-Viewer for biological sequences .SH SYNOPSIS .B udv .SH DESCRIPTION \fBudv\fP is a standalone viewer for biological sequences. .SH OPTIONS None. .SH AUTHOR The National Center for Biotechnology Information. .SH SEE ALSO .ad l .BR Cn3D (1), .BR ddv (1),