---
name: "ddv"
section: "1"
platform: "linux"
package: "ncbi-tools-x11"
version: "6.1.20170106+dfsg2-6"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/ddv"
---

# ddv(1)

DeuxD-Viewer for multiple sequence alignment

## NAME

ddv - DeuxD-Viewer for multiple sequence alignment

## SYNOPSIS

**ddv** \[**-**\] \[**-e F**\] \[**-g F**\]

## DESCRIPTION

**ddv** is a standalone graphical viewer for multiple sequence alignment.

## OPTIONS

A summary of options is included below.

- **-**

  Print usage message

- **-e F**

  Do not allow edits

- **-g F**

  Do not allow gaps

## AUTHOR

The National Center for Biotechnology Information.

## SEE ALSO

[**Cn3D**(1)](/Cn3D/1.md), [**udv**(1)](/udv/1.md), \<http://www.ncbi.nlm.nih.gov/Structure/CN3D/ddv.shtml\>