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PDBsum entry 3og3

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protein ligands metals links
De novo protein, lyase PDB id
3og3

 

 

 

 

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Contents
Protein chain
242 a.a.
Ligands
SO4 ×2
Metals
_CL ×2
Waters ×173
PDB id:
3og3
Name: De novo protein, lyase
Title: Crystal structure of an artificial thermostable (ba)8-barrel protein from identical half barrels
Structure: Imidazole glycerol phosphate synthase subunit hisf. Chain: a. Synonym: igp synthase cyclase subunit, igp synthase subunit hisf, imgp synthase subunit hisf, igps subunit hisf. Engineered: yes. Mutation: yes
Source: Thermotoga maritima. Organism_taxid: 2336. Gene: hisf, hisf derivative (amino acids 99-219), tm_1036. Expressed in: escherichia coli. Expression_system_taxid: 562.
Resolution:
2.08Å     R-factor:   0.152     R-free:   0.196
Authors: J.M.Sperl,M.Bocola,F.List,B.Kellerer,R.Sterner
Key ref: J.M.Sperl et al. Design of an artificial thermostable (ba)8-Barrel pro from identical half barrels. To be published, .
Date:
16-Aug-10     Release date:   17-Aug-11    
PROCHECK
Go to PROCHECK summary
 Headers
 References

Protein chain
Pfam   ArchSchema ?
Q9X0C6  (HIS6_THEMA) -  Imidazole glycerol phosphate synthase subunit HisF from Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8)
Seq:
Struc:
253 a.a.
242 a.a.*
Key:    PfamA domain  Secondary structure  CATH domain
* PDB and UniProt seqs differ at 98 residue positions (black crosses)

 Enzyme reactions 
   Enzyme class: E.C.4.3.2.10  - imidazole glycerol-phosphate synthase.
[IntEnz]   [ExPASy]   [KEGG]   [BRENDA]
      Reaction: 5-[(5-phospho-1-deoxy-D-ribulos-1-ylimino)methylamino]-1-(5-phospho-beta- D-ribosyl)imidazole-4-carboxamide + L-glutamine = D-erythro-1-(imidazol- 4-yl)glycerol 3-phosphate + 5-amino-1-(5-phospho-beta-D- ribosyl)imidazole-4-carboxamide + L-glutamate + H+
5-[(5-phospho-1-deoxy-D-ribulos-1-ylimino)methylamino]-1-(5-phospho-beta- D-ribosyl)imidazole-4-carboxamide
+ L-glutamine
= D-erythro-1-(imidazol- 4-yl)glycerol 3-phosphate
+ 5-amino-1-(5-phospho-beta-D- ribosyl)imidazole-4-carboxamide
+ L-glutamate
+ H(+)
Molecule diagrams generated from .mol files obtained from the KEGG ftp site

 

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