9W2G | pdb_00009w2g

Cryo-EM structure of EB1001-bound neurokinin 2 receptor (NK2R) in complex with miniGs/q70

• PDB DOI: https://doi.org/10.2210/pdb9W2G/pdb
• EM Map EMD-65570: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens, Lama glama, synthetic construct
• Expression System: Trichoplusia ni, Homo sapiens, Escherichia coli
• Mutation(s): No 


• Deposited: 2025-07-27 Released: 2026-06-17 
• Deposition Author(s): Ren, Y., Pavlovskyil, A., Liu, X., Gerhart-Hines, Z.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

---

Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Mechanistic basis for activation and selectivity of NK2R by endogenous and synthetic peptide agonists

Ren, Y., Pavlovskyil, A., Liu, X., Gerhart-Hines, Z.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 6-mer - A1B1C1D1E1F1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 134.68 kDa 
• Atom Count: 7,250 
• Modeled Residue Count: 968 
• Deposited Residue Count: 1,206 
• Unique protein chains: 6

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	A [auth G]	71	Homo sapiens	Mutation(s): 0  Gene Names: GNG2
UniProt & NIH Common Fund Data Resources
Find proteins for P59768 (Homo sapiens) Explore P59768  Go to UniProtKB:  P59768
PHAROS:  P59768 GTEx:  ENSG00000186469

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(s) subunit alpha isoforms short	B [auth A]	229	Homo sapiens	Mutation(s): 0  EC: 3.6.5

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Nanobody 35	C [auth N]	134	Lama glama	Mutation(s): 0

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Substance-K receptor	D [auth R]	406	Homo sapiens	Mutation(s): 0  Gene Names: TACR2, NK2R, NKNAR, TAC2R
UniProt & NIH Common Fund Data Resources
Find proteins for P21452 (Homo sapiens) Explore P21452  Go to UniProtKB:  P21452
PHAROS:  P21452 GTEx:  ENSG00000075073

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	E [auth B]	358	Homo sapiens	Mutation(s): 0  Gene Names: GNB1
UniProt & NIH Common Fund Data Resources
Find proteins for P62873 (Homo sapiens) Explore P62873  Go to UniProtKB:  P62873
PHAROS:  P62873 GTEx:  ENSG00000078369

Entity ID: 6
Molecule	Chains	Sequence Length	Organism	Details	Image
ASP-LYS-TYR-VAL-GLY-MLE-NLE-NH2	F [auth C]	8	synthetic construct	Mutation(s): 0

Small Molecules

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MLE	F [auth C]	L-PEPTIDE LINKING	C7 H15 N O2		LEU
NLE	F [auth C]	L-PEPTIDE LINKING	C6 H13 N O2		LEU

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.20.1_4487
RECONSTRUCTION	cryoSPARC

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-06-17 
Deposition Author(s): Ren, Y., Pavlovskyil, A., Liu, X., Gerhart-Hines, Z.

---

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	81974236

Revision History  

• Version 1.0: 2026-06-17
  Type: Initial release