ginny08 Posted February 12, 2008 Share Posted February 12, 2008 I need help w/ a question: Insulin protein has 2 polypeptides A and B. Human and duck insulins have the same sequence except for six below. Is the pI of human insulin higher or lower than duck insulin? AA seq. A8 A9 A10 B1 B2 B27 Human Thr Ser Ile Phe Val Thr Duck Glu Asn Pro Ala Ala Ser Link to comment Share on other sites More sharing options...
CharonY Posted February 14, 2008 Share Posted February 14, 2008 Well, check the properties of the respective amino acids (into what category do they fall, respectively) in each organism. This should give you the right idea. Link to comment Share on other sites More sharing options...
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