3'-(D-alpha-aminoacyl)adenylyl zwitterionic group
3'-(d-alpha-aminoacyl)adenylyl zwitterionic group
A zwitterionic group obtained by transfer of a proton from the phosphate to the amino group of any 3'-(<small>D</small>-α-aminoacyl)adenylyl group. Major microspecies at pH 7.3 (according to Marvin v. 6.2.0).