emboss-lib software package provides EMBOSS Libraries, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install emboss-lib
emboss-lib is installed in your system.
Make ensure the emboss-lib package were installed using the commands given below,
$ sudo dpkg-query -l | grep emboss-lib *
You will get with emboss-lib package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Science |
| Package | emboss-lib |
| Version | 6.6.0+dfsg-5 |
| Description | EMBOSS Libraries |
| Sub Section | Science |