Accommodation of insertions in helices: the mutation in hemoglobin Catonsville (Pro 37 alpha-Glu-Thr 38 alpha) generates a 3(10)-->alpha bulge.
Kavanaugh, J.S., Moo-Penn, W.F., Arnone, A.(1993) Biochemistry 32: 2509-2513
- PubMed: 8448109 
- PubMed Abstract: 
Hemoglobin Catonsville is a mutation of human hemoglobin (an alpha 2 beta 2 tetramer) in which a glutamate residue is inserted into the first turn of a highly conserved 3(10) helix (the C helix) of each alpha subunit. In theory, amino acid insertions ...