3JT0

Crystal Structure of the C-terminal fragment (426-558) Lamin-B1 from Homo sapiens, Northeast Structural Genomics Consortium Target HR5546A

• PDB DOI: https://doi.org/10.2210/pdb3JT0/pdb

• Classification: STRUCTURAL PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2009-09-11 Released: 2009-09-22 
• Deposition Author(s): Kuzin, A., Abashidze, M., Seetharaman, J., Sahdev, S., Xiao, R., Ciccosanti, C., Belote, R.L., Everett, J.K., Nair, R., Acton, T.B., Rost, B., Montelione, G.T., Tong, L., Hunt, J.F., Northeast Structural Genomics Consortium (NESG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.39 Å
• R-Value Free: 0.245 
• R-Value Work: 0.238 
• R-Value Observed: 0.238 

Literature

Northeast Structural Genomics Consortium Target HR5546A

Kuzin, A., Abashidze, M., Seetharaman, J., Sahdev, S., Xiao, R., Ciccosanti, C., Belote, R.L., Everett, J.K., Nair, R., Acton, T.B., Rost, B., Montelione, G.T., Tong, L., Hunt, J.F.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 32.29 kDa 
• Atom Count: 1,686 
• Modelled Residue Count: 215 
• Deposited Residue Count: 288 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Lamin-B1	A, B	144	Homo sapiens	Mutation(s): 0  Gene Names: LMN2, LMNB, LMNB1
UniProt & NIH Common Fund Data Resources
Find proteins for P20700 (Homo sapiens) Explore P20700  Go to UniProtKB:  P20700
PHAROS:  P20700 GTEx:  ENSG00000113368

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.39 Å
• R-Value Free: 0.245 
• R-Value Work: 0.238 
• R-Value Observed: 0.238 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.437	α = 90
b = 72.793	β = 90
c = 81.402	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
DENZO	data reduction
SCALEPACK	data scaling
PHENIX	phasing
REFMAC	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-09-22 
Deposition Author(s): Kuzin, A., Abashidze, M., Seetharaman, J., Sahdev, S., Xiao, R., Ciccosanti, C., Belote, R.L., Everett, J.K., Nair, R., Acton, T.B., Rost, B., Montelione, G.T., Tong, L., Hunt, J.F., Northeast Structural Genomics Consortium (NESG)

Revision History  

• Version 1.0: 2009-09-22
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2019-07-24
  Changes: Data collection, Derived calculations, Refinement description
• Version 1.3: 2024-10-30
  Changes: Data collection, Database references, Structure summary