Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 8-mer - A3B3C2 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 8-mer - A1B1C1D1E1F1G1H1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 225.09 kDa 
• Atom Count: 14,028 
• Modelled Residue Count: 1,739 
• Deposited Residue Count: 1,970 
• Unique protein chains: 3

 7MQS

The insulin receptor ectodomain in complex with three venom hybrid insulin molecules - asymmetric conformation

• PDB DOI: 10.2210/pdb7MQS/pdb
• EM Map EMD-23951: EMDB EMDataResource

• Classification: HORMONE,TOXIN
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): Yes 


• Deposited: 2021-05-06 Released: 2022-03-16 
• Deposition Author(s): Blakely, A.D., Xiong, X., Kim, J.H., Menting, J., Schafer, I.B., Schubert, H.L., Agrawal, R., Gutmann, T., Delaine, C., Zhang, Y., Artik, G.O., Merriman, A., Eckert, D., Lawrence, M.C., Coskun, U., Fisher, S.J., Forbes, B.E., Safavi-Hemami, H., Hill, C.P., Chou, D.H.C.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Continuum of Symmetric and Asymmetric Receptor Conformations Induced by a Novel Insulin Analog with Elongated A Chain and Truncated B Chain

Xiong, X., Blakely, A.D., Kim, J.H., Menting, J., Schafer, I.B., Schubert, H.L., Agrawal, R., Gutmann, T., Delaine, C., Zhang, Y., Artik, G.O., Merriman, A., Lawrence, M.C., Coskun, U., Fisher, S.J., Forbes, B.E., Safavi-Hemami, H., Hill, C.P., Chou, D.H.C.

To be published.

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Isoform Short of Insulin receptor	A [auth E], B [auth F]	916	Homo sapiens	Mutation(s): 0  Gene Names: INSR EC: 2.7.10.1
UniProt & NIH Common Fund Data Resources
Find proteins for P06213 (Homo sapiens) Explore P06213  Go to UniProtKB:  P06213
PHAROS:  P06213

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin A chain	C [auth A], E [auth C], G	24	Homo sapiens	Mutation(s): 1  Gene Names: INS
UniProt & NIH Common Fund Data Resources
Find proteins for P01308 (Homo sapiens) Explore P01308  Go to UniProtKB:  P01308
PHAROS:  P01308

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin B chain	D [auth B], F [auth D], H	22	Homo sapiens	Mutation(s): 2  Gene Names: INS
UniProt & NIH Common Fund Data Resources
Find proteins for P01308 (Homo sapiens) Explore P01308  Go to UniProtKB:  P01308
PHAROS:  P01308

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX
RECONSTRUCTION	cryoSPARC	3.2

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-03-16 
Deposition Author(s): Blakely, A.D., Xiong, X., Kim, J.H., Menting, J., Schafer, I.B., Schubert, H.L., Agrawal, R., Gutmann, T., Delaine, C., Zhang, Y., Artik, G.O., Merriman, A., Eckert, D., Lawrence, M.C., Coskun, U., Fisher, S.J., Forbes, B.E., Safavi-Hemami, H., Hill, C.P., Chou, D.H.C.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2022-03-16
  Type: Initial release