TY  - RPRT
TI  - Measuring shifts in function and evolutionary opportunity using variability profiles: a case study of the globins.
AU  - G J Naylor
AU  - M Gerstein
PY  - 2000
DO  - 10.1007/s002390010084
UR  - https://pubmed.ncbi.nlm.nih.gov/11029067/
ID  - 11029067
ER  -