HTR2A bound to 25-CN-NBOH in complex with a mini-Galpha-q protein, beta/gamma subunits and an active-state stabilizing single-chain variable fragment (scFv16) obtained by cryo-electron microscopy (cryoEM)
External Resource: Annotation
- Domain Annotation: SCOP2 Classification
- Domain Annotation: ECOD Classification
- Domain Annotation: CATH
- IMGT Antibody Annotation
- Protein Family Annotation
- Gene Ontology: Gene Product Annotation
- InterPro: Protein Family Classification
- Pharos: Disease Associations
- 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) |
|---|---|---|---|---|---|
| D | SCOP2B Superfamily | Transducin (heterotrimeric G protein), gamma chain | 8070798 | 3001771 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | G protein-coupled receptor-like | 8091246 | 3000473 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | G protein-coupled receptor-like | 8091246 | 3000473 | 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) |
|---|---|---|---|---|---|---|---|---|
| B | Ras | e6whaB1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: P-loop domains-related | T: P-loop containing nucleoside triphosphate hydrolases | F: Ras | ECOD (1.6) |
| C | ANAPC4_WD40_3 | e6whaC1 | A: beta duplicates or obligate multimers | X: beta-propeller-like | H: beta-propeller | T: 7-bladed | F: ANAPC4_WD40_3 | ECOD (1.6) |
| D | G-gamma | e6whaD1 | A: extended segments | X: Transducin (heterotrimeric G protein), gamma chain (From Topology) | H: Transducin (heterotrimeric G protein), gamma chain (From Topology) | T: Transducin (heterotrimeric G protein), gamma chain | F: G-gamma | ECOD (1.6) |
| E | V-set | e6whaE2 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set | ECOD (1.6) |
| E | V-set_12 | e6whaE1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_12 | ECOD (1.6) |
| A | 7tm_1_2 | e6whaA1 | A: alpha bundles | X: Family A G protein-coupled receptor-like (From Topology) | H: Family A G protein-coupled receptor-like (From Topology) | T: Family A G protein-coupled receptor-like | F: 7tm_1_2 | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| B | 3.40.50.300 | Alpha Beta | 3-Layer(aba) Sandwich | Rossmann fold | P-loop containing nucleotide triphosphate hydrolases | CATH (utative) |
IMGT Antibody Annotation IMGT Database Homepage
| Chain | Protein Name | Description | Organism Name | Gene Allele Name(s) | Domain Name(s) | Receptor Type | Receptor Description | Provenance Source |
|---|---|---|---|---|---|---|---|---|
| scFv 16 | VH-V-KAPPA | Mus musculus (house mouse) | IGHV5-17*02, IGHJ2*01, IGKV2-137*01, IGKJ5*01 | V-DOMAIN VH, V-DOMAIN V-KAPPA | IG | SCFV-HEAVY-KAPPA | IMGT (202549-0) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF00400 | WD domain, G-beta repeat (WD40) | WD domain, G-beta repeat | - | Repeat | |
| PF00001 | 7 transmembrane receptor (rhodopsin family) (7tm_1) | 7 transmembrane receptor (rhodopsin family) | This family contains, amongst other G-protein-coupled receptors (GCPRs), members of the opsin family, which have been considered to be typical members of the rhodopsin superfamily. They share several motifs, mainly the seven transmembrane helices, GC ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR019775 | WD40 repeat, conserved site | Conserved Site | |
| IPR020472 | PAC1/LIS1-like, WD-40 repeat | Repeat | |
| IPR001632 | G-protein beta subunit-like, WD40 repeats | Domain | |
| IPR015943 | WD40/YVTN repeat-like-containing domain superfamily | Homologous Superfamily | |
| IPR016346 | G-protein subunit beta 1-5 | Family | |
| IPR036322 | WD40-repeat-containing domain superfamily | Homologous Superfamily | |
| IPR001680 | WD40 repeat | Repeat | |
| IPR001770 | G-protein, gamma subunit | Family | |
| IPR015898 | G-protein, gamma subunit-like domain | Domain | |
| IPR036284 | G-protein gamma-like domain superfamily | Homologous Superfamily | |
| IPR010980 | Cytochrome c/b562 | Homologous Superfamily | |
| IPR009155 | Cytochrome b562 | Family | |
| IPR002231 | 5-hydroxytryptamine receptor family | Family | |
| IPR000276 | G protein-coupled receptor, rhodopsin-like | Family | |
| IPR017452 | GPCR, rhodopsin-like, 7TM | Domain | |
| IPR000455 | 5-Hydroxytryptamine 2A receptor | Family |
Pharos: Disease Associations Pharos Homepage Annotation
Membrane Protein Annotation: OPM OPM Database Homepage
| Chains | External Link | Type | Class | Superfamily | Family |
|---|---|---|---|---|---|
| OPM | Transmembrane | Alpha-helical polytopic | Rhodopsin-like receptors and pumps | G-protein coupled receptors, family A |
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 | G Protein-Coupled Receptors: Class A | 5-HT2A serotonin receptor complexed with Gαq and hallucinogen |














