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CHNOSZ (version 0.9-6)

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

0.9-6

License

GPL (>= 2)

Maintainer

Jeffrey Dick

Last Published

August 18th, 2011

Functions in CHNOSZ (0.9-6)

protein

Properties of Proteins
basis

Basis Species
examples

Run examples from the documentation
transfer

Mass Transfer Calculations
util.misc

Functions for Miscellaneous Tasks
eqdata

Read data from an EQ6 output file
anim.TCA

Functions to Make Animations
get.expr

Protein Expression Data
equil

Calculate Logarithms of Activity of Species
util.character

Functions to Manipulate Character Objects
get.protein

Proteins from Model Organisms
EOSregress

Regress equations-of-state parameters for aqueous species
util.seq

Functions to Work with Sequence Data
util.formula

Functions to Work with Chemical Formulas
ionize

Ionization Properties of Proteins
thermo

Thermodynamic Database and System Definition
eos

Equations of State
util.data

Functions to Work with the Thermodynamic Database
makeup

Chemical Formulas and Compositions
util.list

Functions to Work with Lists
buffer

Calculating Buffered Chemical Activities
findit

Multidimensionally Optimize Chemical Activities
util.args

Functions for Processing Argument Lists
util.plot

Functions to Create and Modify Plots
extdata

Extra Data
affinity

Chemical Affinities of Formation Reactions
diagram

Calculate and Plot Equilibrium Chemical Activities of Species
water

Properties of Water
species

Species of Interest
info

Search the Thermodynamic Database
util.fasta

Functions for Accessing FASTA Files
CHNOSZ-package

Chemical Thermodynamics and Activity Diagrams
util.blast

Functions to Work with BLAST Output Files
util.stat

Functions for Various Statistical Operations
util.units

Functions to Convert Units
subcrt

Properties of Species and Reactions
revisit

Diversity Calculations for Chemical Species
util.array

Functions to Work with Multidimensional Arrays
taxonomy

Extract Data from NCBI Taxonomy Files