Yeast V-ATPase Vo proton channel bound to nanobody 1WVA25
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| O [auth R] | WD40 | e9e76R1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| P [auth S] | WD40 | e9e76S1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| Q [auth T] | WD40 | e9e76T1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| N [auth Q] | TIP49 | e9e76Q01 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: TIP49 | ECOD (v294.2) |
| S [auth A] | WD40 | e9e76A2 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| D [auth E] | WD40 | e9e76E1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| E [auth F] | WD40 | e9e76F1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| F [auth G] | WD40 | e9e76G1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| G [auth H] | WD40 | e9e76H1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| H [auth I] | WD40 | e9e76I1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| I [auth J] | WD40 | e9e76J1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| R [auth L] | WD40 | e9e76L1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| J [auth K] | WD40 | e9e76K1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| C [auth D] | WD40 | e9e76D1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| B [auth C] | WD40 | e9e76C1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| A [auth B] | WD40 | e9e76B1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| N [auth Q], O [auth R], P [auth S], Q [auth T] | Heavy Chain | IGHV3 | - | v-type proton atpase subunit c | v-type proton atpase subunit c, v-type proton atpase subunit c | v-type proton atpase subunit c | v-type proton atpase subunit a, vacuolar isoform | v-type proton atpase subunit e | v-type proton atpase subunit c'' | SAbDab (2026-06-05) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| S [auth A] | PF01496 | V-type ATPase 116kDa subunit family (V_ATPase_I) | V-type ATPase 116kDa subunit family | - | Family |
| L [auth N] | PF20520 | V0 complex accessory subunit Ac45/VOA1 transmembrane domain (Ac45-VOA1_TM) | V0 complex accessory subunit Ac45/VOA1 transmembrane domain | This entry represents the transmembrane domain from ER/Golgi membrane proteins including V0 complex accessory subunit Ac45 (ATP6AP1, also known as V-type proton ATPase subunit S1) from animals and the yeast homologue V0 assembly protein 1 (VOA1) whic ... | Domain |
| K [auth M] | PF05493 | ATP synthase subunit H (ATP_synt_H) | ATP synthase subunit H | - | Family |
| PF00137 | ATP synthase subunit C (ATP-synt_C) | ATP synthase subunit C | This domain is found in the subunit c of ATP synthases and similar sequences from all cellular organisms. It forms two alpha-helices [1-4]. | Domain | |
| C [auth D] | PF00137 | ATP synthase subunit C (ATP-synt_C) | ATP synthase subunit C | This domain is found in the subunit c of ATP synthases and similar sequences from all cellular organisms. It forms two alpha-helices [1-4]. | Domain |
| B [auth C] | PF00137 | ATP synthase subunit C (ATP-synt_C) | ATP synthase subunit C | This domain is found in the subunit c of ATP synthases and similar sequences from all cellular organisms. It forms two alpha-helices [1-4]. | Domain |
| A [auth B] | PF01992 | ATP synthase (C/AC39) subunit (vATP-synt_AC39) | ATP synthase (C/AC39) subunit | - | Family |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
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 |














