---
name: "iep"
section: "1e"
platform: "linux"
package: "emboss"
version: "6.6.0+dfsg-15"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/iep"
---

# iep(1e)

Calculate the isoelectric point of proteins

## NAME

iep - Calculate the isoelectric point of proteins

## SYNOPSIS

**iep** **-sequence** *seqall* \[**-amino** *integer*\] \[**-carboxyl** *integer*\] \[**-termini** *boolean*\] \[**-lysinemodified** *integer*\] \[**-disulphides** *integer*\] **-step** *float* **-plot** *toggle* **-report** *toggle* **-graph** *xygraph* **-outfile** *outfile*

**iep** **-help**

## DESCRIPTION

**iep** is a command line program from EMBOSS (“the European Molecular Biology Open Software Suite”). It is part of the "Protein:Properties,Display" command group(s).

## OPTIONS

### Input section

- **-sequence** *seqall*

  ### Additional section

- **-amino** *integer*

  Default value: 1

- **-carboxyl** *integer*

  Default value: 1

- **-termini** *boolean*

  Default value: Y

- **-lysinemodified** *integer*

  - **-disulphides** *integer*

  ### Advanced section

- **-step** *float*

  Default value: .5

### Output section

- **-plot** *toggle*

  Default value: N

- **-report** *toggle*

  Default value: Y

- **-graph** *xygraph*

  - **-outfile** *outfile*

  ## BUGS

Bugs can be reported to the Debian Bug Tracking system (http://bugs.debian.org/emboss), or directly to the EMBOSS developers (http://sourceforge.net/tracker/?group\_id=93650&atid=605031).

## SEE ALSO

iep is fully documented via the **tfm**(1) system.

## AUTHOR

**Debian Med Packaging Team** \<debian-med-packaging@lists.alioth.debian.org\>

Wrote the script used to autogenerate this manual page.

## COPYRIGHT

This manual page was autogenerated from an Ajax Control Definition of the EMBOSS package. It can be redistributed under the same terms as EMBOSS itself.