TY  - RPRT
TI  - Direct selection for sequences encoding proteases of known specificity.
AU  - T A Smith
AU  - B D Kohorn
PY  - 1991
DO  - 10.1073/pnas.88.12.5159
UR  - https://pubmed.ncbi.nlm.nih.gov/2052595/
ID  - 2052595
ER  -