void parseNumber(String number) {
		// Parse number field
		if (number.equals("A")) vcfInfoNumber = VcfInfoNumber.ALLELE;
		else if (number.equals("R")) vcfInfoNumber = VcfInfoNumber.ALL_ALLELES;
		else if (number.equals("G")) vcfInfoNumber = VcfInfoNumber.GENOTYPE;
		else if (number.equals(".")) vcfInfoNumber = VcfInfoNumber.UNLIMITED;
		else this.number = Gpr.parseIntSafe(number);
	}