8WPG

Human calcium-sensing receptor bound with cinacalcet in detergent

• PDB DOI: https://doi.org/10.2210/pdb8WPG/pdb
• EM Map EMD-37716: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): No 
• Membrane Protein: Yes  PDBTMMemProtMDmpstruc


• Deposited: 2023-10-10 Released: 2023-11-22 
• Deposition Author(s): Ling, S.L., Meng, X.Y., Tian, C.L.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.70 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structural insights into asymmetric activation of the calcium-sensing receptor-G q complex.

Ling, S., Meng, X., Zhang, Y., Xia, Z., Zhou, Y., Yang, F., Shi, P., Shi, C., Tian, C.

(2024) Cell Res 34: 169-172

• PubMed: 37919470 
• DOI: https://doi.org/10.1038/s41422-023-00892-2
• Primary Citation of Related Structures:  
  8WPG, 8WPU

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Organizational Affiliation: 

Department of Endocrinology, Institute of Endocrine and Metabolic Disease, The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, Joint Center for Biological Analytical Chemistry, Anhui Engineering Laboratory of Peptide Drug, Anhui Laboratory of Advanced Photonic Science and Technology, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 208.36 kDa 
• Atom Count: 12,443 
• Modelled Residue Count: 1,606 
• Deposited Residue Count: 1,806 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Extracellular calcium-sensing receptor	A [auth B], B [auth A]	903	Homo sapiens	Mutation(s): 0  Gene Names: CASR, GPRC2A, PCAR1 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P41180 (Homo sapiens) Explore P41180  Go to UniProtKB:  P41180
PHAROS:  P41180 GTEx:  ENSG00000036828

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	C, D, E, F	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
YP4 (Subject of Investigation/LOI)	O [auth B], U [auth A]	N-[(1R)-1-(naphthalen-1-yl)ethyl]-3-[3-(trifluoromethyl)phenyl]propan-1-amine C22 H22 F3 N VDHAWDNDOKGFTD-MRXNPFEDSA-N
NAG	G [auth B], H [auth B], I [auth B], P [auth A], Q [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
TRP	J [auth B], R [auth A]	TRYPTOPHAN C11 H12 N2 O2 QIVBCDIJIAJPQS-VIFPVBQESA-N
PO4	N [auth B], T [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
CA	K [auth B], L [auth B], M [auth B], S [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.70 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.20.1_4487:

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-11-22 
Deposition Author(s): Ling, S.L., Meng, X.Y., Tian, C.L.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	21825703
National Natural Science Foundation of China (NSFC)	China	31971152
National Natural Science Foundation of China (NSFC)	China	22307113

Revision History  

• Version 1.0: 2023-11-22
  Type: Initial release
  
• Version 1.1: 2024-02-21
  Changes: Database references