Crystal structure of AcrB-AcrZ complex
External Resource: Annotation
- Domain Annotation: SCOP2 Classification
- Domain Annotation: ECOD Classification
- Domain Annotation: CATH
- AMR Gene: CARD Annotation
- AMR Gene Family: CARD Annotation
- Protein Family Annotation
- Gene Ontology: Gene Product Annotation
- InterPro: Protein Family Classification
- Membrane Protein Annotation: OPM
- Membrane Protein Annotation: PDBTM
- Membrane Protein Annotation: MemProtMD
- Membrane Protein Annotation: mpstruc
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| C | SCOP2 Family | AcrZ-like | 8045576 | 4004543 | SCOP2 (2022-06-29) |
| C | SCOP2 Superfamily | AcrZ-like | 8090987 | 3002474 | SCOP2 (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB pore domain PN1, PN2, PC1 and PC2 subdomains | 8042525 | 3000503 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB pore domain PN1, PN2, PC1 and PC2 subdomains | 8042529 | 3000503 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB transmembrane domain | 8042534 | 3000769 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB transmembrane domain | 8042535 | 3000769 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB pore domain PN1, PN2, PC1 and PC2 subdomains | 8042525 | 3000503 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB pore domain PN1, PN2, PC1 and PC2 subdomains | 8042529 | 3000503 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB TolC docking domain (DN and DC subdomains) | 8042533 | 3000526 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB pore domain PN1, PN2, PC1 and PC2 subdomains | 8042528 | 3000503 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB TolC docking domain (DN and DC subdomains) | 8042531 | 3000526 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB transmembrane domain | 8042535 | 3000769 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB transmembrane domain | 8042534 | 3000769 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Multidrug efflux transporter AcrB pore domain PN1, PN2, PC1 and PC2 subdomains | 8042523 | 3000503 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| C | AcrZ | e4c48C1 | A: alpha bundles | X: Histone-like | H: beta-propeller | T: 6-bladed | F: AcrZ | ECOD (develop294) |
| B | Aldo_ket_red | e4c48B1 | A: alpha bundles | X: jelly-roll | H: Galactose-binding domain-like | T: Galactose-binding domain-like | F: Aldo_ket_red | ECOD (develop294) |
| A | Toprim_4,RecR_C | e4c48A1 | A: alpha bundles | X: amino-terminal domain of OmpATb | H: amino-terminal domain of OmpATb | T: amino-terminal domain of OmpATb | F: Toprim_4,RecR_C | ECOD (develop294) |
Domain Annotation: CATH CATH Database Homepage
AMR Gene: CARD Annotation CARD Database Homepage
| Chains | Accession | Short Name | Description | Provenance Source (Version) |
|---|---|---|---|---|
| ARO:3000216 | acrB | Protein subunit of AcrA-AcrB-TolC multidrug efflux complex. AcrB functions as a herterotrimer which forms the inner membrane component and is primarily responsible for substrate recognition and energy transduction by acting as a drug/proton antiporter. | CARD (4.0.1) |
AMR Gene Family: CARD Annotation CARD Database Homepage
| Chains | Accession | Gene Family | Drug Class | Resistance Machanism | Provenance Source (Version) |
|---|---|---|---|---|---|
| ARO:0010004 | resistance-nodulation-cell division (RND) antibiotic efflux pump | fluoroquinolone antibiotic, cephalosporin, glycylcycline, penicillin beta-lactam, tetracycline antibiotic, rifamycin antibiotic, phenicol antibiotic, disinfecting agents and antiseptics | antibiotic efflux | CARD (4.0.1) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF10766 | Multidrug efflux pump-associated protein AcrZ (AcrZ) | Multidrug efflux pump-associated protein AcrZ | - | Family | |
| PF00873 | AcrB/AcrD/AcrF family (ACR_tran) | AcrB/AcrD/AcrF family | - | Family |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR053730 | Multidrug Efflux Pump Accessory AcrZ | Homologous Superfamily | |
| IPR019702 | Multidrug efflux pump accessory protein AcrZ | Family | |
| IPR027463 | Multidrug efflux transporter AcrB TolC docking domain, DN/DC subdomains | Homologous Superfamily | |
| IPR001036 | Acriflavin resistance protein | Family | |
| IPR004764 | Multidrug resistance protein MdtF-like | Family |
Membrane Protein Annotation: OPM OPM Database Homepage
| Chains | External Link | Type | Class | Superfamily | Family |
|---|---|---|---|---|---|
| OPM | Transmembrane | Alpha-helical polytopic | Resistance-nodulation-cell division | Hydrophobe/amphiphile efflux-1 family |
Membrane Protein Annotation: PDBTM PDBTM Database Homepage
| Chains | External Link | Comment |
|---|---|---|
| PDBTM | Annotated as membrane protein by PDBTM |
Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage
| Chains | External Link | Comment |
|---|---|---|
| MemProtMD | Annotated as membrane protein by MemProtMD |
Membrane Protein Annotation: mpstruc mpstruc Database Homepage
| Chains | Resource Link | Group | Subgroup | Protein |
|---|---|---|---|---|
| mpstruc | TRANSMEMBRANE PROTEINS: ALPHA-HELICAL | Multi-Drug Efflux Transporters | AcrB-AcrZ bacterial multi-drug efflux transporter complex |














