General description

cryo-EM structure of alpha2BAR-Gi1 complex


Receptor name: Alpha-2B adrenergic receptor

Receptor chain: R

Receptor organism: Homo sapiens

Family / Class: Rhodopsin-like / A

Resolution [Å]: 4.1

Effector protein: G: α β γ (A B G)

Fusion protein: Endolysin

Other protein: scFv

Non-peptide ligand code: CZX (R)

MD preparation


Number of mutations: 0

List of mutations: None


Name: Alpha-2B adrenergic receptor

Organism: Homo sapiens

Uniprot: P18089

Fusion protein

Name: Endolysin

Organism: Enterobacteria phage RB59

Uniprot: P00720

Effector protein

Name: Guanine nucleotide-binding protein G(i) subunit alpha-1

Organism: Bos taurus

Uniprot: P63097

Name: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Organism: Mus musculus

Uniprot: P62874

Name: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

Organism: Homo sapiens

Uniprot: P59768


Title: Activation of the α<sub>2B</sub> adrenoceptor by the sedative sympatholytic dexmedetomidine.

Authors: Yuan D, Liu Z, Kaindl J, Maeda S, Zhao J, Sun X, Xu J, Gmeiner P, Wang HW, Kobilka BK

Published: Nat Chem Biol (2020)

Other protein (not shown in structure)

Name: scFv

Organism: Mus musculus

Receptor TM helicies
TM regions (from OPM database)

TM1( 13-35),TM2( 49-70),TM3( 86-108),TM4( 129-148),TM5( 170-194),TM6( 370-394),TM7( 407-429)

Additional info

Membrane Thickness: 30.6 ± 0.8 Å

Tilt: 4 ± 0°

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