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PDBsum entry 4fhn

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protein Protein-protein interface(s) links
Structural protein/oxidoreductase PDB id
4fhn

 

 

 

 

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Contents
Protein chains
343 a.a.
1022 a.a.
442 a.a.
PDB id:
4fhn
Name: Structural protein/oxidoreductase
Title: Nup37-nup120 full-length complex from schizosaccharomyces pombe
Structure: Nucleoporin nup37. Chain: a, c. Synonym: uncharacterized wd repeat-containing protein c4f10.18, nup37. Engineered: yes. Nucleoporin nup120. Chain: b, d. Synonym: nuclear pore protein nup120. Engineered: yes.
Source: Schizosaccharomyces pombe 972h-. Fission yeast. Organism_taxid: 284812. Strain: 972 / atcc 24843. Gene: nup37, spac4f10.18. Expressed in: escherichia coli. Expression_system_taxid: 469008. Gene: nup120, spbc3b9.16c. Escherichia coli o157:h7.
Resolution:
6.99Å     R-factor:   0.288     R-free:   0.346
Authors: S.Bilokapic,T.U.Schwartz
Key ref: S.Bilokapic and T.U.Schwartz (2012). Molecular basis for Nup37 and ELY5/ELYS recruitment to the nuclear pore complex. Proc Natl Acad Sci U S A, 109, 15241-15246. PubMed id: 22955883
Date:
06-Jun-12     Release date:   26-Sep-12    
PROCHECK
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 Headers
 References

Protein chains
O36030  (YEKI_SCHPO) -  Uncharacterized WD repeat-containing protein C4F10.18 from Schizosaccharomyces pombe (strain 972 / ATCC 24843)
Seq:
Struc:
391 a.a.
343 a.a.
Protein chains
O43044  (NU120_SCHPO) -  Nucleoporin nup120 from Schizosaccharomyces pombe (strain 972 / ATCC 24843)
Seq:
Struc:
 
Seq:
Struc:
 
Seq:
Struc:
1136 a.a.
1022 a.a.
Protein chain
Q8XDW9  (Q8XDW9_ECO57) -  Glutamate dehydrogenase from Escherichia coli O157:H7
Seq:
Struc:
447 a.a.
442 a.a.
Key:    Secondary structure

 Enzyme reactions 
   Enzyme class: Chain X: E.C.1.4.1.4  - glutamate dehydrogenase (NADP(+)).
[IntEnz]   [ExPASy]   [KEGG]   [BRENDA]
      Reaction: L-glutamate + NADP+ + H2O = 2-oxoglutarate + NH4+ + NADPH + H+
L-glutamate
+ NADP(+)
+ H2O
= 2-oxoglutarate
+ NH4(+)
+ NADPH
+ H(+)
Molecule diagrams generated from .mol files obtained from the KEGG ftp site

 

 
    reference    
 
 
Proc Natl Acad Sci U S A 109:15241-15246 (2012)
PubMed id: 22955883  
 
 
Molecular basis for Nup37 and ELY5/ELYS recruitment to the nuclear pore complex.
S.Bilokapic, T.U.Schwartz.
 
  ABSTRACT  
 
Nucleocytoplasmic transport is mediated by nuclear pore complexes (NPCs), enormous assemblies composed of multiple copies of ∼30 different proteins called nucleoporins. To unravel the basic scaffold underlying the NPC, we have characterized the species-specific scaffold nucleoporin Nup37 and ELY5/ELYS. Both proteins integrate directly via Nup120/160 into the universally conserved heptameric Y-complex, the critical unit for the assembly and functionality of the NPC. We present the crystal structure of Schizosaccharomyces pombe Nup37 in complex with Nup120, a 174-kDa subassembly that forms one of the two short arms of the Y-complex. Nup37 binds near the bend of the L-shaped Nup120 protein, potentially stabilizing the relative orientation of its two domains. By means of reconstitution assays, we pinpoint residues crucial for this interaction. In vivo and in vitro results show that ELY5 binds near an interface of the Nup120-Nup37 complex. Complementary biochemical and cell biological data refine and consolidate the interactions of Nup120 within the current Y-model. Finally, we propose an orientation of the Y-complex relative to the pore membrane, consistent with the lattice model.
 

 

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