def is_aa_by_target_atoms()

in data/contact_map_utils.py [0:0]


def is_aa_by_target_atoms(res):
    """Tell if a Residue object is AA

    Args:
        res: a Bio.PDB.Residue object representing the residue.

    Return:
       Bool. Wheather or not the residue is AA.
    """
    target_atoms = ["N", "CA", "C", "O"]
    for atom in target_atoms:
        try:
            res[atom]
        except KeyError:
            return False
    return True