9Y6U | pdb_00009y6u

Cryo-EM Structure of Gp77 within the In Vitro Reconstituted RAZR:GP77 Complex

• PDB DOI: https://doi.org/10.2210/pdb9Y6U/pdb
• EM Map EMD-72631: EMDB EMDataResource

• Classification: RNA BINDING PROTEIN
• Organism(s): Escherichia phage SECphi27
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2025-09-09 Released: 2025-12-24 
• Deposition Author(s): Yifei, L., Zhang, T., Laub, M., Ghanbarpour, A.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS), National Science Foundation (NSF, United States), Howard Hughes Medical Institute (HHMI)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.10 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: in silico

Literature

Cryo-EM Structure of Gp77 within the In Vitro Reconstituted RAZR:GP77 Complex

Yifei, L., Zhang, T., Laub, M., Ghanbarpour, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C24  (Explore in 3D)
Global Stoichiometry: Homo 24-mer - A24 

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

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 611.42 kDa 
• Atom Count: 23,664 
• Modeled Residue Count: 3,000 
• Deposited Residue Count: 5,448 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Gp77	A [auth IA], B [auth IB], C [auth IC], D [auth ID], E [auth IE], F [auth IF], G [auth IG], H [auth IH], I [auth II], J [auth IJ], K [auth IK], L [auth IL], M [auth IM], N [auth IN], O [auth IO], P [auth IP], Q [auth IQ], R [auth IR], S [auth IS], T [auth IT], U [auth IU], V [auth IV], W [auth IW], X [auth IX]	227	Escherichia phage SECphi27	Mutation(s): 0  Gene Names: JLBYU38_79

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.10 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.1_5286:
RECONSTRUCTION	cryoSPARC	4.7.0

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2025-12-24 
Deposition Author(s): Yifei, L., Zhang, T., Laub, M., Ghanbarpour, A.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R35-GM141517
National Science Foundation (NSF, United States)	United States	2046778
Howard Hughes Medical Institute (HHMI)	United States	--

Revision History  

• Version 1.0: 2025-12-24
  Type: Initial release