2A9H
NMR structural studies of a potassium channel / charybdotoxin complex
External Resource: Annotation
- Domain Annotation: SCOP/SCOPe Classification
- Domain Annotation: SCOP2 Classification
- Domain Annotation: ECOD Classification
- Domain Annotation: CATH
- Protein Family Annotation
- Gene Ontology: Gene Product Annotation
- InterPro: Protein Family Classification
- Membrane Protein Annotation: OPM
- Membrane Protein Annotation: PDBTM
- Membrane Protein Annotation: MemProtMD
- Protein Modification Annotation
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
A | SCOP2B Superfamily | Voltage-gated potassium channels | 8003437 | 3000023 | SCOP2B (2022-06-29) |
B | SCOP2B Superfamily | Voltage-gated potassium channels | 8003437 | 3000023 | SCOP2B (2022-06-29) |
C | SCOP2B Superfamily | Voltage-gated potassium channels | 8003437 | 3000023 | SCOP2B (2022-06-29) |
D | SCOP2B Superfamily | Voltage-gated potassium channels | 8003437 | 3000023 | SCOP2B (2022-06-29) |
E | SCOP2B Superfamily | Scorpion toxin-like | 8038204 | 3000309 | 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) |
---|---|---|---|---|---|---|---|---|
A | Ion_trans_2 | e2a9hA1 | A: alpha complex topology | X: Voltage-gated ion channels (From Topology) | H: Voltage-gated ion channels (From Topology) | T: Voltage-gated ion channels | F: Ion_trans_2 | ECOD (1.6) |
B | Ion_trans_2 | e2a9hB1 | A: alpha complex topology | X: Voltage-gated ion channels (From Topology) | H: Voltage-gated ion channels (From Topology) | T: Voltage-gated ion channels | F: Ion_trans_2 | ECOD (1.6) |
C | Ion_trans_2 | e2a9hC1 | A: alpha complex topology | X: Voltage-gated ion channels (From Topology) | H: Voltage-gated ion channels (From Topology) | T: Voltage-gated ion channels | F: Ion_trans_2 | ECOD (1.6) |
D | Ion_trans_2 | e2a9hD1 | A: alpha complex topology | X: Voltage-gated ion channels (From Topology) | H: Voltage-gated ion channels (From Topology) | T: Voltage-gated ion channels | F: Ion_trans_2 | ECOD (1.6) |
E | Toxin_2 | e2a9hE1 | A: few secondary structure elements | X: omega toxin-like | H: omega toxin-related | T: Scorpion toxin-like | F: Toxin_2 | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
A | 1.10.287.70 | Mainly Alpha | Orthogonal Bundle | Helix Hairpins | CATH (4.3.0) | |
B | 1.10.287.70 | Mainly Alpha | Orthogonal Bundle | Helix Hairpins | CATH (4.3.0) | |
C | 1.10.287.70 | Mainly Alpha | Orthogonal Bundle | Helix Hairpins | CATH (4.3.0) | |
D | 1.10.287.70 | Mainly Alpha | Orthogonal Bundle | Helix Hairpins | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF07885 | Ion channel (Ion_trans_2) | Ion channel | - | Family | |
PF00520 | Ion transport protein (Ion_trans) | Ion transport protein | - | Family | |
PF00451 | Scorpion short toxin, BmKK2 (Toxin_2) | Scorpion short toxin, BmKK2 | Members of this family, which are found in various scorpion toxins, confer potassium channel blocking activity [1]. | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
IPR013099 | Potassium channel domain | Domain | |
IPR028325 | Voltage-gated potassium channel | Family | |
IPR036574 | Knottin, scorpion toxin-like superfamily | Homologous Superfamily | |
IPR001947 | Scorpion short chain toxin, potassium channel inhibitor | Family |
Membrane Protein Annotation: OPM OPM Database Homepage
Chains | External Link | Type | Class | Superfamily | Family |
---|---|---|---|---|---|
OPM | Transmembrane | Alpha-helical polytopic | Ion channel (VIC) superfamily | KcsA voltage-gated K+ channels |