質譜法分析蛋白的基本原理是通過電離源將蛋白質分子轉化為離子,然后利用質譜分析儀的電場、磁場將具有特定質量與電荷比值(M/Z)的蛋白質離子分離開來,經過離子檢測器收集分離的離子,確定離子的M/Z值,分析鑒定未知蛋白。通常結合相應的處理及其他技術,能夠比較準確、快速地鑒定蛋白質。
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