Val-Glu-Trp-Tyr-Asn-Ile-X-X-Gln-Leu-Gly-Asn-Lys-Gly-Gln-Trp-X-X-Leu-Leu-Lys-Lys- Lys-Gln-Gln-Arg-Arg-Ile-Lys-Lys-Glu-Gln为多少Da

该多肽的分子量为：(Val: 99.13) + (Glu: 129.11) + (Trp: 186.21) + (Tyr: 163.18) + (Asn: 132.12) + (Ile: 131.18) + (X: 0) + (X: 0) + (Gln: 146.15) + (Leu: 131.18) + (Gly: 75.07) + (Asn: 132.12) + (Lys: 146.19) + (Gly: 75.07) + (Gln: 146.15) + (Trp: 186.21) + (X: 0) + (X: 0) + (Leu: 131.18) + (Leu: 131.18) + (Lys: 146.19) + (Lys: 146.19) + (Lys: 146.19) + (Gln: 146.15) + (Gln: 146.15) + (Arg: 174.20) + (Arg: 174.20) + (Ile: 131.18) + (Lys: 146.19) + (Lys: 146.19) + (Glu: 129.11) + (Gln: 146.15) = 3224.30 Da。