TY  - RPRT
TI  - Tertiary structural constraints on protein evolutionary diversity: templates, key residues and structure prediction.
AU  - J Overington
AU  - M S Johnson
AU  - A Sali
AU  - T L Blundell
PY  - 1990
DO  - 10.1098/rspb.1990.0077
UR  - https://pubmed.ncbi.nlm.nih.gov/1978340/
ID  - 1978340
ER  -