Returns header fields for protein (group) information.
    Some fields are shared between pools, others are specific
    for a pool

def get_proteininfo_fields(poolnames=False, genecentric=False):
    """Returns header fields for protein (group) information.
    Some fields are shared between pools, others are specific
    for a pool"""
    allfields = OrderedDict()
    basefields = {
            False: [
                prottabledata.HEADER_GENEID, prottabledata.HEADER_GENENAME,
                prottabledata.HEADER_DESCRIPTION, prottabledata.HEADER_COVERAGE,
                prottabledata.HEADER_NO_PROTEIN, prottabledata.HEADER_CONTENTPROT,
                ],
            'genes': [
                prottabledata.HEADER_GENENAME, prottabledata.HEADER_PROTEINS,
                prottabledata.HEADER_DESCRIPTION],
            'assoc': [
                prottabledata.HEADER_GENEID, prottabledata.HEADER_PROTEINS,
                prottabledata.HEADER_DESCRIPTION],
            }[genecentric]
    poolfields = [prottabledata.HEADER_NO_UNIPEP,
                  prottabledata.HEADER_NO_PEPTIDE,
                  prottabledata.HEADER_NO_PSM,
                  ]
    for field in basefields:
        allfields[field] = False
    for field in poolfields:
        allfields[field] = poolnames
    return allfields