7SRS

5-HT2B receptor bound to LSD in complex with beta-arrestin1 obtained by cryo-electron microscopy (cryoEM)

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
SAbDab 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: mpstruc
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth R]	SCOP2B Superfamily	G protein-coupled receptor-like	8091214	3000473	SCOP2B (2022-06-29)
C [auth R]	SCOP2B Superfamily	G protein-coupled receptor-like	8091214	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)
A [auth P]	PF07686	e7srsP1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
B [auth Q]	PF07686	e7srsQ1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
C [auth R]	PF00001	e7srsR1	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: PF00001	ECOD (1.6)
D [auth C]	PF00339	e7srsC2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF00339	ECOD (1.6)
D [auth C]	PF02752	e7srsC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF02752	ECOD (1.6)
E [auth H]	PF07686	e7srsH1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
F [auth L]	PF07686	e7srsL1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A [auth P]	Light Chain	IGKV4	Kappa	5-hydroxytryptamine receptor 2b	SAbDab (2024-04-26)
B [auth Q]	Heavy Chain	IGHV1	-	5-hydroxytryptamine receptor 2b	SAbDab (2024-04-26)
E [auth H]	Heavy Chain	IGHV3	-	isoform 1b of beta-arrestin-1	SAbDab (2024-04-26)
F [auth L]	Light Chain	IGKV1	Kappa	isoform 1b of beta-arrestin-1	SAbDab (2024-04-26)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C [auth R]	PF00001	7 transmembrane receptor (rhodopsin family) (7tm_1)	7 transmembrane receptor (rhodopsin family)	-	Family
D [auth C]	PF00339	Arrestin (or S-antigen), N-terminal domain (Arrestin_N)	Arrestin (or S-antigen), N-terminal domain	Ig-like beta-sandwich fold. Scop reports duplication with C-terminal domain.	Domain
D [auth C]	PF02752	Arrestin (or S-antigen), C-terminal domain (Arrestin_C)	Arrestin (or S-antigen), C-terminal domain	Ig-like beta-sandwich fold. Scop reports duplication with N-terminal domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth P]	Anti-5HT2BR Fab light chain	-	-	-
B [auth Q]	Anti-5HT2BR Fab heavy chain	-	-	-
C [auth R]	5-hydroxytryptamine receptor 2B	neurotransmitter receptor activity molecular transducer activity signaling receptor activity G protein-coupled amine receptor activity G protein-coupled serotonin receptor activity G protein-coupled receptor activity transmembrane signaling receptor activity GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity neurotransmitter receptor activity molecular transducer activity signaling receptor activity G protein-coupled amine receptor activity G protein-coupled serotonin receptor activity G protein-coupled receptor activity transmembrane signaling receptor activity GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity Gq/11-coupled serotonin receptor activity protein binding binding G-protein alpha-subunit binding cation binding ion binding serotonin binding organic cyclic compound binding amine binding heterocyclic compound binding small molecule binding	behavior multicellular organismal process response to stimulus response to chemical response to xenobiotic stimulus developmental process neural crest cell differentiation cellular developmental process animal organ development mesenchyme development tissue development stem cell differentiation cell differentiation anatomical structure development behavior multicellular organismal process response to stimulus response to chemical response to xenobiotic stimulus developmental process neural crest cell differentiation cellular developmental process animal organ development mesenchyme development tissue development stem cell differentiation cell differentiation anatomical structure development cellular process mesenchymal cell differentiation cellular response to stimulus regulation of biological process regulation of cellular process signaling biological regulation phospholipase C-activating serotonin receptor signaling pathway G protein-coupled serotonin receptor signaling pathway cell communication phospholipase C-activating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway signal transduction regulation of catalytic activity positive regulation of catalytic activity regulation of oxidoreductase activity positive regulation of oxidoreductase activity positive regulation of nitric-oxide synthase activity regulation of molecular function positive regulation of molecular function regulation of monooxygenase activity positive regulation of monooxygenase activity regulation of nitric-oxide synthase activity regulation of lipid metabolic process positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of metabolic process regulation of phosphate metabolic process organic substance biosynthetic process phosphate-containing compound metabolic process positive regulation of lipid metabolic process phosphorus metabolic process regulation of phosphatidylinositol biosynthetic process positive regulation of phosphorus metabolic process cellular metabolic process primary metabolic process regulation of cellular metabolic process phospholipid biosynthetic process regulation of phospholipid biosynthetic process phosphatidylinositol biosynthetic process biosynthetic process glycerolipid biosynthetic process organophosphate biosynthetic process cellular lipid metabolic process metabolic process regulation of phosphorus metabolic process glycerolipid metabolic process regulation of metabolic process cellular biosynthetic process positive regulation of biological process glycerophospholipid metabolic process lipid biosynthetic process positive regulation of cellular metabolic process phospholipid metabolic process organic substance metabolic process positive regulation of biosynthetic process positive regulation of phosphatidylinositol biosynthetic process positive regulation of cellular process regulation of biosynthetic process phosphatidylinositol metabolic process glycerophospholipid biosynthetic process positive regulation of phospholipid biosynthetic process regulation of phospholipid metabolic process positive regulation of phospholipid metabolic process regulation of cellular biosynthetic process positive regulation of lipid biosynthetic process organophosphate metabolic process regulation of lipid biosynthetic process positive regulation of cellular biosynthetic process lipid metabolic process regulation of tube diameter system process regulation of tube size circulatory system process vascular process in circulatory system blood vessel diameter maintenance regulation of biological quality vasoconstriction blood circulation regulation of anatomical structure size inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis positive regulation of cell division cell division regulation of cell division regulation of behavior regulation of multicellular organismal process multicellular organism development anatomical structure morphogenesis embryonic morphogenesis embryo development heart development heart morphogenesis circulatory system development animal organ morphogenesis system development trans-synaptic signaling synaptic signaling anterograde trans-synaptic signaling cell-cell signaling chemical synaptic transmission regulation of phospholipase activity positive regulation of phospholipase activity positive regulation of phospholipase C activity positive regulation of lipase activity positive regulation of hydrolase activity regulation of phospholipase C activity regulation of hydrolase activity regulation of lipase activity activation of phospholipase C activity phosphorylation cellular response to temperature stimulus response to abiotic stimulus response to temperature stimulus negative adaptation of signaling pathway import into cell receptor internalization negative regulation of signaling transport negative regulation of biological process desensitization of G protein-coupled receptor signaling pathway regulation of signal transduction negative regulation of G protein-coupled receptor signaling pathway negative regulation of cell communication vesicle-mediated transport localization negative regulation of cellular process regulation of G protein-coupled receptor signaling pathway G protein-coupled receptor internalization regulation of signaling negative regulation of response to stimulus negative regulation of signal transduction establishment of localization regulation of response to stimulus adaptation of signaling pathway regulation of cell communication receptor-mediated endocytosis endocytosis G protein-coupled receptor signaling pathway, coupled to cyclic nucleotide second messenger positive regulation of cell communication positive regulation of signal transduction positive regulation of canonical NF-kappaB signal transduction intracellular signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette positive regulation of intracellular signal transduction canonical NF-kappaB signal transduction regulation of canonical NF-kappaB signal transduction positive regulation of signaling intestine smooth muscle contraction gastro-intestinal system smooth muscle contraction smooth muscle contraction phasic smooth muscle contraction muscle contraction muscle system process positive regulation of ERK1 and ERK2 cascade positive regulation of MAPK cascade regulation of MAPK cascade MAPK cascade ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade phosphatidylinositol 3-kinase/protein kinase B signal transduction negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death negative regulation of apoptotic process apoptotic process programmed cell death cGMP-mediated signaling protein kinase C-activating G protein-coupled receptor signaling pathway calcium-mediated signaling stem cell development neural crest cell development cell development mesenchymal cell migration ameboidal-type cell migration cell migration cell motility neural crest cell migration cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation positive regulation of phosphorylation regulation of transferase activity regulation of MAP kinase activity positive regulation of protein serine/threonine kinase activity positive regulation of macromolecule metabolic process protein modification process positive regulation of protein phosphorylation positive regulation of MAP kinase activity protein phosphorylation regulation of protein metabolic process positive regulation of kinase activity regulation of kinase activity regulation of protein serine/threonine kinase activity macromolecule modification macromolecule metabolic process regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of protein modification process protein metabolic process positive regulation of protein kinase activity organonitrogen compound metabolic process positive regulation of transferase activity regulation of protein kinase activity regulation of macromolecule metabolic process regulation of phosphorylation regulation of localization cellular localization monoatomic ion transmembrane transport negative regulation of sequestering of calcium ion calcium ion transport metal ion transport maintenance of location in cell monoatomic cation transmembrane transport monoatomic ion transport monoatomic cation transport regulation of sequestering of calcium ion calcium ion transmembrane import into cytosol sequestering of calcium ion inorganic ion transmembrane transport inorganic cation transmembrane transport maintenance of location transmembrane transport release of sequestered calcium ion into cytosol calcium ion transmembrane transport muscle hypertrophy cardiac muscle hypertrophy striated muscle hypertrophy positive regulation of macromolecule biosynthetic process cytokine production regulation of cytokine production gene expression macromolecule biosynthetic process regulation of gene expression positive regulation of gene expression positive regulation of multicellular organismal process regulation of macromolecule biosynthetic process positive regulation of cytokine production protein kinase C signaling endothelial cell proliferation positive regulation of epithelial cell proliferation regulation of endothelial cell proliferation positive regulation of endothelial cell proliferation regulation of epithelial cell proliferation epithelial cell proliferation	protein-containing complex G protein-coupled serotonin receptor complex receptor complex somatodendritic compartment cell projection dendrite dendritic tree neuron projection cellular anatomical entity plasma membrane bounded cell projection intracellular anatomical structure cytoplasm cell periphery plasma membrane protein-containing complex G protein-coupled serotonin receptor complex receptor complex somatodendritic compartment cell projection dendrite dendritic tree neuron projection cellular anatomical entity plasma membrane bounded cell projection intracellular anatomical structure cytoplasm cell periphery plasma membrane membrane membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen synapse cell junction
D [auth C]	Isoform 1B of Beta-arrestin-1	protein binding binding arrestin family protein binding enzyme regulator activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity transcription coactivator activity transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity GTPase regulator activity enzyme activator activity protein binding binding arrestin family protein binding enzyme regulator activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity transcription coactivator activity transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity GTPase regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity angiotensin receptor binding signaling receptor binding G protein-coupled receptor binding ubiquitin protein ligase binding ubiquitin-like protein ligase binding enzyme binding insulin-like growth factor receptor binding	cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction response to stimulus signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus positive regulation of ERK1 and ERK2 cascade regulation of intracellular signal transduction intracellular signaling cassette cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction response to stimulus signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus positive regulation of ERK1 and ERK2 cascade regulation of intracellular signal transduction intracellular signaling cassette signal transduction positive regulation of cellular process regulation of biological process regulation of signaling positive regulation of MAPK cascade biological regulation positive regulation of intracellular signal transduction regulation of MAPK cascade regulation of response to stimulus MAPK cascade regulation of cell communication cellular process ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade positive regulation of signaling interleukin-6 production multicellular organismal process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process regulation of interleukin-6 production organic substance metabolic process regulation of cytokine production organic substance biosynthetic process cytokine production negative regulation of cellular process regulation of multicellular organismal process negative regulation of macromolecule metabolic process regulation of biosynthetic process cellular metabolic process negative regulation of metabolic process regulation of cellular metabolic process negative regulation of cytokine production regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process negative regulation of cellular biosynthetic process regulation of cellular biosynthetic process regulation of gene expression negative regulation of interleukin-6 production negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process negative regulation of multicellular organismal process regulation of metabolic process negative regulation of post-translational protein modification regulation of protein modification process regulation of protein ubiquitination regulation of primary metabolic process protein ubiquitination negative regulation of protein modification process protein metabolic process negative regulation of protein ubiquitination regulation of protein modification by small protein conjugation or removal protein modification process negative regulation of protein metabolic process organonitrogen compound metabolic process negative regulation of protein modification by small protein conjugation or removal regulation of post-translational protein modification regulation of protein metabolic process primary metabolic process macromolecule modification post-translational protein modification protein modification by small protein conjugation protein modification by small protein conjugation or removal protein localization establishment of protein localization cellular localization nitrogen compound transport transport organic substance transport establishment of localization localization protein transport cellular macromolecule localization macromolecule localization regulation of localization import into cell regulation of cellular component organization positive regulation of cellular component organization receptor internalization regulation of receptor internalization vesicle-mediated transport cellular component organization positive regulation of endocytosis cellular component organization or biogenesis positive regulation of receptor-mediated endocytosis regulation of endocytosis regulation of transport regulation of receptor-mediated endocytosis regulation of vesicle-mediated transport positive regulation of receptor internalization positive regulation of transport endocytosis receptor-mediated endocytosis actomyosin structure organization actin cytoskeleton organization actin filament organization cellular component biogenesis organelle organization cellular component assembly actin filament bundle organization contractile actin filament bundle assembly actin filament-based process actin filament bundle assembly stress fiber assembly supramolecular fiber organization cytoskeleton organization small GTPase-mediated signal transduction regulation of small GTPase mediated signal transduction Rho protein signal transduction regulation of Rho protein signal transduction positive regulation of Rho protein signal transduction positive regulation of small GTPase mediated signal transduction organonitrogen compound catabolic process catabolic process proteolysis involved in protein catabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process organic substance catabolic process negative regulation of DNA-binding transcription factor activity RNA metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process negative regulation of NF-kappaB transcription factor activity nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of molecular function nucleobase-containing compound biosynthetic process nucleic acid metabolic process regulation of molecular function organic cyclic compound metabolic process regulation of DNA-binding transcription factor activity organic cyclic compound biosynthetic process regulation of DNA-templated transcription negative regulation of signaling negative regulation of cell communication cell surface receptor signaling pathway negative regulation of response to stimulus negative regulation of signal transduction Notch signaling pathway negative regulation of Notch signaling pathway regulation of Notch signaling pathway sensory perception of light stimulus system process sensory perception nervous system process visual perception negative regulation of interleukin-8 production interleukin-8 production regulation of interleukin-8 production positive regulation of phosphorylation regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of cellular metabolic process positive regulation of phosphate metabolic process positive regulation of metabolic process positive regulation of protein modification process regulation of phosphate metabolic process phosphate-containing compound metabolic process positive regulation of macromolecule metabolic process positive regulation of protein phosphorylation phosphorus metabolic process protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation regulation of phosphorus metabolic process regulation of phosphorylation transcription by RNA polymerase II regulation of transcription by RNA polymerase II positive regulation of macromolecule biosynthetic process positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of DNA-templated transcription positive regulation of biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process negative adaptation of signaling pathway desensitization of G protein-coupled receptor signaling pathway negative regulation of G protein-coupled receptor signaling pathway regulation of G protein-coupled receptor signaling pathway G protein-coupled receptor internalization adaptation of signaling pathway G protein-coupled receptor signaling pathway	cell projection pseudopodium cellular anatomical entity plasma membrane bounded cell projection clathrin-coated pit membrane endomembrane system intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane-bounded organelle nucleus cell projection pseudopodium cellular anatomical entity plasma membrane bounded cell projection clathrin-coated pit membrane endomembrane system intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen protein-containing complex protein-DNA complex intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle intracellular vesicle cytoplasmic vesicle membrane vesicle membrane cytoplasmic vesicle vesicle organelle membrane vacuolar membrane lytic vacuole vacuole lytic vacuole membrane bounding membrane of organelle lysosomal membrane lysosome Golgi membrane Golgi apparatus nuclear body
E [auth H]	Fab30 heavy chain	-	-	-
F [auth L]	Fab30 light chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth R]	IPR002231	5-hydroxytryptamine receptor family	Family
C [auth R]	IPR000276	G protein-coupled receptor, rhodopsin-like	Family
C [auth R]	IPR017452	GPCR, rhodopsin-like, 7TM	Domain
C [auth R]	IPR000482	5-Hydroxytryptamine 2B receptor	Family
D [auth C]	IPR000698	Arrestin	Family
D [auth C]	IPR011021	Arrestin-like, N-terminal	Domain
D [auth C]	IPR014753	Arrestin, N-terminal	Homologous Superfamily
D [auth C]	IPR014756	Immunoglobulin E-set	Homologous Superfamily
D [auth C]	IPR014752	Arrestin-like, C-terminal	Homologous Superfamily
D [auth C]	IPR017864	Arrestin, conserved site	Conserved Site
D [auth C]	IPR011022	Arrestin C-terminal-like domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
C [auth R]	Pharos: P41595	congestive heart failure heart valve disease pulmonary hypertension Cardiomegaly hypertensive disorder psoriasis acromegaly amenorrhea invasive ductal breast carcinoma malignant mesothelioma pulmonary arterial hypertension adrenal cortex carcinoma migraine disorder osteosarcoma heart failure congestive heart failure heart valve disease pulmonary hypertension Cardiomegaly hypertensive disorder psoriasis acromegaly amenorrhea invasive ductal breast carcinoma malignant mesothelioma pulmonary arterial hypertension adrenal cortex carcinoma migraine disorder osteosarcoma heart failure major depressive disorder
D [auth C]	Pharos: P49407	cirrhosis of liver pilocytic astrocytoma ulcerative colitis adrenal cortex carcinoma breast cancer Fibrosis, Liver large cell medulloblastoma lung carcinoma malignant glioma osteosarcoma astrocytic tumor glioblastoma lung adenocarcinoma major depressive disorder malignant mesothelioma cirrhosis of liver pilocytic astrocytoma ulcerative colitis adrenal cortex carcinoma breast cancer Fibrosis, Liver large cell medulloblastoma lung carcinoma malignant glioma osteosarcoma astrocytic tumor glioblastoma lung adenocarcinoma major depressive disorder malignant mesothelioma ovarian cancer tuberculosis atypical teratoid rhabdoid tumor ductal breast carcinoma in situ invasive ductal breast carcinoma lung cancer malignant ependymoma non-small cell lung carcinoma

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
C [auth R], D [auth C]	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
C [auth R], D [auth C]	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
C [auth R], D [auth C]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	G Protein-Coupled Receptors: Class A	5-HT_2B serotonin receptor - β arrestin-1 complex with bound LSD

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
C [auth R]	SEP	Parent Component: SER RESID: AA0037 PSI-MOD : O-phospho-L-serine MOD:00046

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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.