7E5E: GDP-bound GNAS

Crystal structure of GDP-bound GNAS in complex with the cyclic peptide inhibitor GD20. Determined by X-ray diffraction at 1.95 Å resolution. Released 2 Mar 2022.

Method
X-ray diffraction
Resolution
1.95 Å
Organisms
Homo sapiens, synthetic construct
Chains
8
Atoms
11,740
Mol. weight
171.38 kDa
Ligands
GDP
Released
2 Mar 2022

Explore 7E5E in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7E5E contains 84 α-helices and 40 β-strands across 8 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 21 helices, 9 β-strands

ElementResiduesLengthSheet
β-strand40-4671
α-helix53-6412
α-helix92-11221
α-helix122-1243
α-helix125-1339
α-helix144-15411
α-helix157-1648
α-helix166-1683
α-helix175-1795
α-helix182-1854
α-helix194-1996
β-strand206-21491
β-strand217-226101
β-strand22912
α-helix231-2388
β-strand241-24991
α-helix250-2523
β-strand25613
β-strand26413
α-helix265-27713
α-helix280-2823
β-strand286-29271
α-helix294-30310
α-helix308-3103
α-helix313-3175
α-helix326-3272
α-helix332-35120
β-strand359-36351
α-helix369-38416
α-helix386-3916
Chain B: 20 helices, 9 β-strands
ElementResiduesLengthSheet
β-strand40-4674
α-helix53-6412
α-helix92-11221
α-helix122-1243
α-helix125-1339
α-helix144-15411
α-helix157-1648
α-helix166-1683
α-helix175-1795
α-helix182-1854
α-helix194-1996
β-strand206-21384
β-strand218-22694
β-strand22915
α-helix234-2385
β-strand243-24974
α-helix250-2545
β-strand25616
β-strand26416
α-helix265-27713
α-helix280-2823
β-strand286-29274
α-helix294-30310
α-helix308-3103
α-helix313-3175
α-helix326-3272
α-helix332-35120
β-strand359-36354
α-helix369-38618
Chain C: 19 helices, 9 β-strands
ElementResiduesLengthSheet
β-strand39-4687
α-helix53-6412
α-helix92-11221
α-helix122-1243
α-helix125-1339
α-helix144-15411
α-helix157-1648
α-helix166-1683
α-helix175-1795
α-helix182-1854
α-helix194-1996
β-strand206-21497
β-strand217-226107
β-strand22918
α-helix231-2388
β-strand241-24997
α-helix250-2523
β-strand25619
β-strand26419
α-helix265-27713
α-helix280-2823
β-strand286-29277
α-helix294-30310
α-helix308-3103
α-helix313-3164
α-helix332-34918
β-strand359-36357
α-helix369-38921
Chain D: 19 helices, 9 β-strands
ElementResiduesLengthSheet
β-strand40-46710
α-helix53-6412
α-helix91-11222
α-helix122-1243
α-helix125-1339
α-helix144-15411
α-helix157-1648
α-helix166-1683
α-helix175-1795
α-helix182-1865
α-helix194-1996
β-strand206-213810
β-strand218-226910
β-strand229111
α-helix231-2388
β-strand243-249710
α-helix250-2545
β-strand256112
β-strand264112
α-helix265-27713
α-helix280-2823
β-strand286-292710
α-helix294-3018
α-helix308-3103
α-helix313-3175
α-helix332-34615
β-strand359-363510
α-helix369-38315
Chains E, F and H: 1 helix, 1 β-strand
ElementResiduesLengthSheet
β-strand312
α-helix5-95
Chain G: 2 helices, 1 β-strand
ElementResiduesLengthSheet
β-strand318
α-helix5-95
α-helix12-143

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Isoform Gnas-2 of Guanine nucleotide-binding protein G(s) subunit alpha isoforms shortA, B, C, Dprotein348Homo sapiensP63092 (AlphaFold model)
GD20E, F, G, Hprotein17synthetic construct
Sequence of entity 1 (A, B, C, D), FASTA
>7E5E_1 Isoform Gnas-2 of Guanine nucleotide-binding protein G(s) subunit alpha isoforms short (chains A, B, C, D)
GPQVYRATHRLLLLGAGESGKSTIVKQMRILHVNGFNGDSEKATKVQDIKNNLKEAIETI
VAAMSNLVPPVELANPENQFRVDYILSVMNVPDFDFPPEFYEHAKALWEDEGVRACYERS
NEYQLIDCAQYFLDKIDVIKQADYVPSDQDLLRCRVLTSGIFETKFQVDKVNFHMFDVGG
QRDERRKWIQCFNDVTAIIFVVASSSYNMVIREDNQTNRLQEALNLFKSIWNNRWLRTIS
VILFLNKQDLLAEKVLAGKSKIEDYFPEFARYTTPEDATPEPGEDPRVTRAKYFIRDEFL
RISTASGDGRHYCYPHFTCAVDTENIRRVFNDCRDIIQRMHLRQYELL
Sequence of entity 2 (E, F, G, H), FASTA
>7E5E_2 GD20 (chains E, F, G, H)
XYLITFRQWAFNLPCGX

Ligands and cofactors

IDNameFormulaCopies
GDPGuanosine-5'-diphosphateC10 H15 N5 O11 P24

Water and common crystallization additives (CL) are not listed.

Primary citation

State-selective modulation of heterotrimeric G alpha s signaling with macrocyclic peptides. Dai, S.A., Hu, Q., Gao, R. et al. Cell (2022) 185:3950. DOI 10.1016/j.cell.2022.09.019 · PubMed

Other PDB entries of the same protein (UniProt P63092 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 7E5E directly in your browser with nothing to install. Switch between cartoon, ball-and-stick, spacefill and surface views, color by chain, secondary structure or B-factor, measure distances, angles and dihedrals, and share or embed the view.