Learn R Programming

⚠️There's a newer version (2.2.0) of this package.Take me there.

CHNOSZ (version 0.9-9)

Chemical Thermodynamics and Activity Diagrams

Description

This package includes functions and data sets to support chemical thermodynamic modeling in biochemistry and low-temperature geochemistry. The features include calculation of the standard molal thermodynamic properties and chemical affinities of reactions involving minerals and/or biomolecules; a database of thermodynamic properties of aqueous, crystalline and gaseous species; amino acid group additivity for the standard molal thermodynamic properties of neutral and ionized proteins; use of the revised Helgeson-Kirkham-Flowers equations of state for aqueous species; construction of equilibrium activity diagrams as a function of temperature, pressure, and chemical activities or fugacities of basis species.

Copy Link

Version

Install

install.packages('CHNOSZ')

Monthly Downloads

591

Version

0.9-9

License

GPL (>= 2)

Maintainer

Jeffrey Dick

Last Published

January 1st, 2013

Functions in CHNOSZ (0.9-9)

util.affinity

Functions to Work With Chemical Affinities
equilibrate

Equilibrium Chemical Activities of Species
anim.TCA

Functions to Make Animations
basis

Define Basis Species
iprotein

Amino Acid Compositions of Proteins
util.formula

Functions to Work with Chemical Formulas
util.expression

Functions to Express Chemical Formulas and Properties
util.plot

Functions to Create and Modify Plots
CHNOSZ-package

Chemical Thermodynamics and Activity Diagrams
read.expr

Experimental Data for Protein Abundances and Localizations
objective

Objective Functions
protein

Examples of Calculations for Proteins
swap.basis

Swap Basis Species
util.character

Functions to Manipulate Character Objects
affinity

Chemical Affinities of Formation Reactions
util.matrix

Functions for Various Matrix Operations
buffer

Calculating Buffered Chemical Activities
protein.info

Summaries of Thermodynamic Properties of Proteins
eqdata

Read data from an EQ6 output file
thermo

Thermodynamic Database and System Definition
EOSregress

Regress Equations-of-State Parameters for Aqueous Species
util.args

Functions for Processing Argument Lists
makeup

Parse Chemical Formulas
eos

Equations of State
transfer

Mass Transfer Calculations
findit

Gridded Search to Optimize Objective Functions
util.misc

Functions for Miscellaneous Tasks
species

Species of Interest
util.fasta

Functions for Accessing FASTA Files
wjd

Gibbs Energy Minimization by Steepest Descent
more.aa

Proteins from Model Organisms
ionize.aa

Properties of Ionization of Proteins
sideeffects

Side effects of functions in CHNOSZ
util.list

Functions to Work with Lists
water

Properties of Water
examples

Run Examples from the Documentation
util.program

Functions for Various Programming Tasks
extdata

Extra Data
diagram

Equilibrium Chemical Activity Diagrams
util.seq

Functions to Work with Sequence Data
info

Search the Thermodynamic Database
revisit

Plots and Optima of Objective Functions
subcrt

Properties of Species and Reactions
taxonomy

Extract Data from NCBI Taxonomy Files
util.blast

Functions to Work with BLAST Output Files
util.array

Functions to Work with Multidimensional Arrays
util.data

Functions to Work with the Thermodynamic Database
util.units

Functions to Convert Units