---
name: "apbs"
section: "1"
platform: "linux"
package: "apbs"
version: "3.4.1-6+b3"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/apbs"
---

# apbs(1)

Adaptive Poisson Boltzmann Solver

## NAME

apbs - Adaptive Poisson Boltzmann Solver

## SYNOPSIS

**apbs** \[**options**\] *parameters-file*

## DESCRIPTION

The **apbs** command calculates electrostatic potentials, energies, and forces using both multigrid and finite element methods.

## OPTIONS

At the moment, the following options are supported:

- **--output-file=\<***name***\>**

  Enables output logging to the path listed in \<*name*\>.  Uses flat-file format if **--output-format** is not used.

- **--output-format=\<***type***\>**

  Specifies format for logging.  Options for \<*type*\> are either "*xml*" or "*flat*".

- **--help**

  Display this help information.

- **--version**

  Display the current **apbs** version.

## EXAMPLES

**apbs apbs.in \> apbs.out 2\> apbs.err**

## CITATION

Please cite APBS as follows:

Baker NA, Sept D, Joseph S, Holst MJ, McCammon JA. Electrostatics of nanosystems: application to microtubules and the ribosome. Proc. Natl. Acad. Sci. USA 98, 10037-10041 2001.

## SEE ALSO

For more information read the user guide and/or the tutorial found online at *http://apbs.wustl.edu/*.

## AUTHORS

**apbs** was written by Nathan A. Baker \<baker@biochem.wustl.edu\>.

This manual page was written by Daniel Leidert \<daniel.leidert@wgdd.de\> for the Debian project (but may be used by others).