def parse_seqid_file(seqfile):
    """
    Read in a file of SEQ IDs, and return the list of IDs
    :param seqfile: Files containing a column of SEQ IDs
    :return: list of SEQ IDs to process
    """
    seqids = list()
    with open(seqfile) as f:
        for line in f:
            line = line.rstrip()
            if line:
                seqids.append(line)
    return seqids
