def bedToMultizInput(bedInterval):
    """
    Generate the proper input for fetching multiz alignments
    input: pybedtools Interval class
    output: chr, start, stop, strand
    """
    chromosome = bedInterval.chrom
    chromosome = chromosome.replace("chr", "")
    if bedInterval.strand == "+":
        strand = 1
    else:
        strand = -1
    
    return(chromosome, bedInterval.start, bedInterval.stop, strand)