config
Configuration information for PDB2PQR.
- class pdb2pqr.config.ApbsCalcType(value)[source]
Enumerate APBS Elec calcuation types.
- MG_AUTO = 'mg-auto'
- MG_MANUAL = 'mg-manual'
- MG_PARA = 'mg-para'
- class pdb2pqr.config.AtomType(value)[source]
Enumerate atom types.
- ATOM = 'ATOM'
- HETATM = 'HETATM'
- pdb2pqr.config.BYTES_PER_GRID = 200
Approximate memory usage (in bytes) can be estimated by multiplying the number of grid points by this constant
- pdb2pqr.config.BYTES_STORED = 96.0
Number of bytes for stored representation of floating point values
- class pdb2pqr.config.Backbone(value)[source]
Standard backbone atom names.
- C = 'C'
- CA = 'CA'
- H = 'H'
- HA = 'HA'
- HN = 'HN'
- N = 'N'
- O = 'O'
- O2 = 'O2'
- TN = 'tN'
- pdb2pqr.config.CL_CHARGE = -1
Charge of a chloride ion
- pdb2pqr.config.CL_RADIUS = 1.815
Solvated chloride radius (in ångströms)
- pdb2pqr.config.COARSE_GRID_FACTOR = 1.7
The fine grid dimensions are multiplied by this constant to calculate the coarse grid dimensions
- class pdb2pqr.config.DuplicateFilter[source]
Filter duplicate messages.
- pdb2pqr.config.FINE_GRID_ADD = 20.0
The number of Ångströms added to the molecular dimensions to determine the find grid dimensions
- pdb2pqr.config.FOCUS_FACTOR = 0.25
The maximum factor by which a domain can be “shrunk” during a focusing calculation
- class pdb2pqr.config.FilePermission(value)[source]
Enumerate file permissions operations.
- READ = 1
- WRITE = 2
- class pdb2pqr.config.ForceFields(value)[source]
Enumerate built-in forcefield types.
- AMBER = 'amber'
- CHARMM = 'charmm'
- PARSE = 'parse'
- PEOEPB = 'peoepb'
- SWANSON = 'swanson'
- TYL06 = 'tyl06'
- pdb2pqr.config.GRID_SPACING = 0.5
Desired fine grid spacing (in Ångströms)
- class pdb2pqr.config.LogLevels(value)[source]
Enumerate log levels.
- CRITICAL = 'CRITICAL'
- DEBUG = 'DEBUG'
- ERROR = 'ERROR'
- INFO = 'INFO'
- WARNING = 'WARNING'
- pdb2pqr.config.MAX_PDB_ACCURACY = 0.001
The maximum accuracy of old PDB coordinates (no atom left behind when partitioning).
- pdb2pqr.config.MEMORY_CEILING_MB = 400
Maxmimum memory (in MB) to be used for a calculation
- pdb2pqr.config.MIN_GRID_POINTS = 33
The minimum number of points in a grid
- pdb2pqr.config.MIN_LEVELS = 4
Minimum number of multigrid levels
- pdb2pqr.config.MIN_MOL_LENGTH = 0.1
The minimum length of a molecule (in Ångströms) in any direction
- pdb2pqr.config.NA_CHARGE = -1
Charge of a sodium ion
- pdb2pqr.config.NA_RADIUS = 1.875
Solvated sodium radius (in ångströms)
- pdb2pqr.config.PARTITION_OVERLAP = 0.1
The fractional overlap between grid partitions in a parallel focusing calculation
- pdb2pqr.config.PREFIX_CONVERT = 1024.0
Byte prefix conversion factor
- pdb2pqr.config.ROOM_TEMPERATURE = 298.15
Room temperature (in Kelvin)
- pdb2pqr.config.SOLUTE_DIELECTRIC = 2.0
Dielectric of a solute due to only molecular polarizability
- pdb2pqr.config.SOLVENT_DIELECTRIC = 78.54
One potential value for the dielectric constant of water under standard conditions
- pdb2pqr.config.SOLVENT_RADIUS = 1.4
Solvent (water) molecule radius in Ångströms
- pdb2pqr.config.SPLINE_WINDOW = 0.3
Window (in Ångströms) for spline-based dielectric surface definitions
- pdb2pqr.config.SURFACE_DENSITY = 10.0
Number of grid points per squared Ångström for dielectric surfaces
- pdb2pqr.config.SURFACE_TENSION = 0.105
Surface tension (in kJ mol^{-1} Å^{-2})
- pdb2pqr.config.TITLE_STR = 'PDB2PQR v4.0.0: biomolecular structure conversion software.'
How to format PDB2PQR title in output