Protein Blocks related data — pbxplore.PB

Protein blocks definition

• REFERENCES The definition of each block as a dictionary; each key is a block name (as a lower case letter), and each value is a list of the dihedral angle values that define the block.
• NAMES The names of all the protein blocks.

Substitution matrix

• SUBSTITUTION_MATRIX_NAME The absolute path to the file that contains the subtitution matrix

pbxplore.PB.load_substitution_matrix(name)

Load PB substitution matrix.

The matrix must be 16x16.

Parameters:name (str) – Name of the file containing the PBs susbtitution matrix. Returns:mat – Array of floats. Return type:numpy array Raises:InvalidBlockError – encountered an unexpected PB

Exceptions

exception pbxplore.PB.SizeError

Exception raised when a sequence does not have the expected length.

exception pbxplore.PB.InvalidBlockError(block=None)

Exception raised when encounter an invalid protein block.