1BLP HYDROLASE(ACTING ON CYCLIC AMIDES) 23-SEP-93 BETA-LACTAMASE (E.C.3.5.2.6) P54 MUTANT WITH ASP 1 DOMAIN 1: [Assigned by homology with 4BLMA] 31 to 290 ; [PDB Header] [PREPI] [RASMOL] [NCBI ENTREZ] [SCOP]