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CHNOSZ (version 0.9-5)

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.

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Version

Install

install.packages('CHNOSZ')

Monthly Downloads

702

Version

0.9-5

License

GPL (>= 2)

Maintainer

Jeffrey Dick

Last Published

April 5th, 2011

Functions in CHNOSZ (0.9-5)

CHNOSZ-package

Chemical Thermodynamics and Activity Diagrams
protein

Properties of Proteins
info

Search the Thermodynamic Database
get.expr

Protein Expression Data
util.fasta

Functions for Accessing FASTA Files
util.plot

Functions to Create and Modify Plots
util.misc

Miscellaneous Utility Functions
util.units

Functions to Convert Units
util.data

Modify the Thermodynamic Database
findit

Multidimensionally Optimize Chemical Activities
eqdata

Read data from an EQ6 output file
logact

Calculate Logarithms of Activity of Species
revisit

Diversity Calculations for Chemical Species
affinity

Chemical Affinities of Formation Reactions
get.protein

Proteins from Model Organisms
util.array

Functions to Work with Multidimensional Arrays
diagram

Calculate and Plot Equilibrium Chemical Activities of Species
buffer

Chemical Potential Buffers
examples

Run examples from the documentation
util.seq

Functions to Work with Sequence Data
basis

Basis Species
util.character

Functions to Manipulate Character Objects
util.stat

Miscellaneous Statistical Functions
species

Species of Interest
eos

Equations of State
anim.TCA

Functions to Make Animations
util.blast

Functions to Work with BLAST Output Files
ionize

Ionization Properties of Proteins
util.args

Functions for Processing Argument Lists
taxonomy

Extract Data from NCBI Taxonomy Files
transfer

Mass Transfer Calculations
subcrt

Properties of Species and Reactions
makeup

Chemical Formulas and Compositions
water

Properties of Water
util.formula

Functions to Work with Chemical Formulas
util.list

Functions to Work with Lists
thermo

Thermodynamic Database and System Definition