TY - RPRT TI - Catalytic competence: a direct criterion for affinity labeling. AU - E V Groman AU - R M Schultz AU - L L Engel PY - 1977 DO - 10.1016/s0076-6879(77)46010-5 UR - https://pubmed.ncbi.nlm.nih.gov/909442/ ID - 909442 ER -