ample.modelling.energy_functions module

class DynamicDistances[source]

Bases: object

Dynamic distance calculator

References

[1]Kamisetty et al. (2013). Assessing the utility of coevolution based residue-residue contact predictions in a sequence and structure rich era. PNAS 110(39), 15674-9.

Examples

>>> DynamicDistances.cutoff('A', 'Y')
9.121
>>> DynamicDistances.percentile('A', 'Y')
0.443

Methods

cutoff(x, y) Return the amino acid pair-specific cB-cB cutoff
percentile(x, y) Return 95-97 percentile data
classmethod cutoff(x, y)[source]

Return the amino acid pair-specific cB-cB cutoff

Parameters:
x : str

Single-letter amino acid

y : str

Single-letter amino acid

classmethod percentile(x, y)[source]

Return 95-97 percentile data

Parameters:
x : str

Single-letter amino acid

y : str

Single-letter amino acid

class RosettaFunctionConstructs[source]

Bases: object

Storage for string formats of different Rosetta energy function constructs

Attributes:
BOUNDED_default

Simple bounded energy function

BOUNDED_gremlin

Energy function according to [2]_

FADE

Energy function according to [3]_ and [4]_

FADE_default

Energy function according to [4]_

SIGMOID_default

Simple sigmoidal energy function

SIGMOID_gremlin

Energy function according to [2]_

BOUNDED_default

Simple bounded energy function

BOUNDED_gremlin

Energy function according to [2]

References

[2](1, 2) Ovchinnekov et al. (2015). Large-scale determination of previously unsolved protein structures using evolutionary information. Elife 3(4), e09248.
FADE

Energy function according to [3] and [4]

References

[3](1, 2) Simkovic et al. (2016). Residue contacts predicted by evolutionary covariance extend the application of ab initio molecular replacement to larger and more challenging protein folds. IUCrJ 3(Pt 4), 259-270.
[4](1, 2) Michel et al. (2014). PconsFold: improved contact predictions improve protein models. Bioinformatics 30(17), i482-i488
FADE_default

Energy function according to [4]

References

[4](1, 2) Michel et al. (2014). PconsFold: improved contact predictions improve protein models. Bioinformatics 30(17), i482-i488
SIGMOID_default

Simple sigmoidal energy function

SIGMOID_gremlin

Energy function according to [2]

References

[2](1, 2) Ovchinnekov et al. (2015). Large-scale determination of previously unsolved protein structures using evolutionary information. Elife 4, e09248.
class Saint2FunctionConstructs[source]

Bases: object

Storage for string formats of different SAINT2 energy function constructs

Attributes:
DEFAULT

Default format

DEFAULT

Default format