There are 20 amino acids that make up proteins and all have the same basic structure, differing only in the R-group or side chain they have. Amino acids are in an equilibrium between two acids with ...

Its amino-acid substitution is in the haem pocket of the α chain, homologous in position to that in Haemoglobin Hammersmith (β CDI Phe→Ser). The two disease states differ and an explanation is ...