def get_pam_and_tool_from_filename(score_filename):
    """Extracts pam/tool info from a score filename
    Args:
        score_filename: specific score file name (including .txt)
    Returns:
        list of pam, pam_tool
    Example:
        Example score file: 'aggt_Chimera.txt'
        output: ['aggt', 'Chimera']
    """
    pam, pam_tool_txt = score_filename.split('_')
    pam_tool = pam_tool_txt.split('.')[0]
    return pam, pam_tool