| P18946 | n/a | 3cwb | AZI | C | 2011 | e3cwbC2 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |
| P18946 | n/a | 3cwb | AZI | P | 3011 | e3cwbP2 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |
| P18946 | n/a | 3l74 | AZI | C | 2011 | e3l74C2 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |
| P18946 | n/a | 3l74 | AZI | P | 3011 | e3l74P2 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |
| P18946 | n/a | 3l75 | AZI | C | 2011 | e3l75C2 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |
| P18946 | n/a | 3l75 | AZI | P | 3011 | e3l75P2 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |