title: Are human hemoglobin variants distributed randomly among the positions?
mesh_terms: D000595:Amino Acid Sequence; D000596:Amino Acids / Q000032:analysis; D003062:Codon; D014644:Genetic Variation; D006455:Hemoglobins, Abnormal / Q000096:biosynthesis; D006801:Humans; D046911:Macromolecular Substances; D014176:Protein Biosynthesis; D014158:Transcription, Genetic
chemical_list: D000596:Amino Acids; D003062:Codon; D006455:Hemoglobins, Abnormal; D046911:Macromolecular Substances