Domain Annotation: CATH CATH Database (version 4.2.0) Homepage

Chain	Domain	Class	Architecture	Topology	Homology
A	1.20.1070.10	Mainly Alpha	Up-down Bundle	Rhopdopsin 7-helix transmembrane proteins	Rhodopsin 7-helix transmembrane proteins
B	1.20.1070.10	Mainly Alpha	Up-down Bundle	Rhopdopsin 7-helix transmembrane proteins	Rhodopsin 7-helix transmembrane proteins

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Identifier	Description	Comments	Source
A, B	PF00001	7 transmembrane receptor (rhodopsin family) (7tm_1)	7 transmembrane receptor (rhodopsin family)	-	Family

Gene Product Annotation Gene Product Annotation

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	THERMOSTABILISED HUMAN A2A RECEPTOR	binding protein binding cytoskeletal protein binding actinin binding alpha-actinin binding enzyme binding identical protein binding protein-containing complex binding	regulation of membrane potential membrane depolarization biological regulation regulation of biological quality cell population proliferation negative regulation of cell population proliferation cellular process regulation of cell population proliferation negative regulation of biological process negative regulation of cellular process regulation of biological process regulation of cellular process locomotion regulation of locomotion negative regulation of locomotion regulation of mitochondrial membrane potential response to organic substance response to organonitrogen compound response to organic cyclic compound response to purine-containing compound response to caffeine response to chemical response to alkaloid response to stimulus response to nitrogen compound response to drug	plasma membrane membrane axon axolemma cell leading edge cell projection membrane leading edge membrane neuron projection membrane cell projection neuron projection main axon cell periphery plasma membrane region cellular anatomical entity plasma membrane bounded cell projection dendrite somatodendritic compartment dendritic tree integral component of plasma membrane integral component of membrane intrinsic component of membrane intrinsic component of plasma membrane cell junction synapse postsynaptic membrane synaptic membrane postsynapse intrinsic component of postsynaptic membrane integral component of postsynaptic membrane intrinsic component of synaptic membrane integral component of synaptic membrane presynaptic membrane presynapse intrinsic component of presynaptic membrane integral component of presynaptic membrane intracellular anatomical structure cytoskeleton intermediate filament organelle non-membrane-bounded organelle intracellular organelle intracellular non-membrane-bounded organelle intermediate filament cytoskeleton supramolecular complex supramolecular polymer supramolecular fiber polymeric cytoskeletal fiber neuronal cell body cell body postsynaptic density asymmetric synapse neuron to neuron synapse postsynaptic specialization presynaptic active zone

RCSB PDB is funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.