| 1bk0 | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (ACV-FE COMPLEX) |
| 1blz | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (ACV-FE-NO COMPLEX) |
| 1hb1 | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (ANAEROBIC ACOV FE COMPLEX) |
| 1hb2 | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (OXYGEN EXPOSED PRODUCT FROM ANAEROBIC ACOV FE COMPLEX) |
| 1hb3 | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (OXYGEN EXPOSED PRODUCT FROM ANAEROBIC ACOV FE COMPLEX) |
| 1hb4 | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (OXYGEN EXPOSED PRODUCT FROM ANAEROBIC ACOV FE COMPLEX) |
| 1ips | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (MANGANESE COMPLEX) |
| 1obn | ISOPENICILLIN N SYNTHASE AMINOADIPOYL-CYSTEINYL -AMINOBUTYRATE-FE-NO COMPLEX |
| 1oc1 | ISOPENICILLIN N SYNTHASE AMINOADIPOYL-CYSTEINYL -AMINOBUTYRATE-FE COMPLEX |
| 1odm | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (ANAEROBIC AC-VINYLGLYCINE FE COMPLEX) |
| 1odn | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (OXYGEN-EXPOSED PRODUCT FROM ANAEROBIC AC-VINYLGLYCINE FE COMPLEX) |
| 1qiq | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (ACMC FE COMPLEX) |
| 1qje | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (IPN - FE COMPLEX) |
| 1qjf | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (MONOCYCLIC SULFOXIDE - FE COMPLEX) |
| 1uzw | ISOPENICILLIN N SYNTHASE WITH L-D-(A- AMINOADIPOYL)-L-CYSTEINYL-D-ISODEHYDROVALINE |
| 1w03 | ISOPENICILLIN N SYNTHASE AMINOADIPOYL-CYSTEINYL -GLYCINE-FE COMPLEX |
| 1w04 | ISOPENICILLIN N SYNTHASE AMINOADIPOYL-CYSTEINYL -GLYCINE-FE-NO COMPLEX |
| 1w05 | ISOPENICILLIN N SYNTHASE AMINOADIPOYL-CYSTEINYL -ALANINE-FE COMPLEX |
| 1w06 | ISOPENICILLIN N SYNTHASE AMINOADIPOYL-CYSTEINYL -ALANINE-FE NO COMPLEX |
| 1w3v | ISOPENICILLIN N SYNTHASE D-(L-A-AMINOADIPOYL )-(3R)-METHYL-L-CYSTEINE D-A- HYDROXYISOVALERYL ESTER COMPLEX (ANAEROBIC) |
| 1w3x | ISOPENICILLIN N SYNTHASE D-(L-A-AMINOADIPOYL )-(3R)-METHYL-L-CYSTEINE D-A- HYDROXYISOVALERYL ESTER COMPLEX (OXYGEN EXPOSED 5 MINUTES 20 BAR) |
| 2bjs | ISOPENICILLIN N SYNTHASE C-TERMINAL TRUNCATION MUTANT |
| 2bu9 | ISOPENICILLIN N SYNTHASE COMPLEXED WITH L- AMINOADIPOYL-L-CYSTEINYL-L-HEXAFLUOROVALINE |
| 2ivi | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (ANAEROBIC AC-METHYL-CYCLOPROPYLGLYCINE FE COMPLEX) |
| 2ivj | ISOPENICILLIN N SYNTHASE FROM ASPERGILLUS NIDULANS (ANAEROBIC AC-CYCLOPROPYLGLYCINE FE COMPLEX) |
| 2jb4 | ISOPENICILLIN N SYNTHASE WITH A 2- THIABICYCLOHEPTAN-6-ONE PRODUCT ANALOGUE |
| 2vau | ISOPENICILLIN N SYNTHASE WITH SUBSTRATE ANALOGUE ACOMP (UNEXPOSED) |
| 2vbb | ISOPENICILLIN N SYNTHASE WITH SUBSTRATE ANALOGUE ACOMP (35MINUTES OXYGEN EXPOSURE) |
| 2vbd | ISOPENICILLIN N SYNTHASE WITH SUBSTRATE ANALOGUE L,L,L-ACOMP (UNEXPOSED) |
| 2vbp | ISOPENICILLIN N SYNTHASE WITH SUBSTRATE ANALOGUE L,L,L-ACAB (UNEXPOSED) |
| 2vcm | ISOPENICILLIN N SYNTHASE WITH SUBSTRATE ANALOGUE ASMCOV |
| 2ve1 | ISOPENICILLIN N SYNTHASE WITH SUBSTRATE ANALOGUE ASMCOV (OXYGEN EXPOSED 1MIN 20BAR) |