_EC 5.1.3.1 Ribulose-phosphate 3-epimerase. 13 PDB entries  
EC 5.-.-.- Isomerases. [2,271 PDB entries]
EC 5.1.-.- Racemases and epimerases. [296 PDB entries]
EC 5.1.3.- Acting on carbohydrates and derivatives. [128 PDB entries]
EC 5.1.3.1 Ribulose-phosphate 3-epimerase. [13 PDB entries]    
1h1y

Reaction: D-ribulose 5-phosphate = D-xylulose 5-phosphate.
 


D-ribulose 5-phosphate
=
D-xylulose 5-phosphate
Molecule diagrams generated from .mol files obtained from the KEGG ftp site.

Other name(s): D-ribulose phosphate-3-epimerase. D-ribulose-5-phosphate epimerase. D-xylulose-5-phosphate 3-epimerase. Erythrose-4-phosphate epimerase. Pentose-5-phosphate 3-epimerase. Phosphoribulose epimerase. Xylulose phosphate 3-epimerase.
Comments: Also converts D-erythrose 4-phosphate into D-erythrulose 4-phosphate and D-threose 4-phosphate.
Links:   [IntEnz]   [ExPASy]   [KEGG]  

There are 13 PDB entries in enzyme class E.C.5.1.3.1

  PDB code Protein
1h1y
The structure of the cytosolic d-ribulose-5-phosphate 3-epimerase from rice complexed with sulfate
Source: Oryza sativa. Rice. Organism_taxid: 4530. Expressed in: escherichia coli. Expression_system_taxid: 562
Chains: A, B (220 residues) CATH domain: 3.20.20.70
1h1z
The structure of the cytosolic d-ribulose-5-phosphate 3-epimerase from rice complexed with sulfate and zinc
Source: Oryza sativa. Rice. Organism_taxid: 4530. Expressed in: escherichia coli. Expression_system_taxid: 562
Chains: A, B (220 residues) CATH domain: 3.20.20.70
1rpx
D-ribulose-5-phosphate 3-epimerase from solanum tuberosum ch
Source: Solanum tuberosum. Potato. Organism_taxid: 4113. Organelle: chloroplast. Expressed in: escherichia coli. Expression_system_taxid: 562
Chains: A, B, C (230 residues) CATH domain: 3.20.20.70
1tqj
Crystal structure of d-ribulose 5-phosphate 3-epimerase from synechocystis to 1.6 angstrom resolution
Source: Synechocystis sp.. Organism_taxid: 1143. Gene: rpe, sll0807. Expressed in: escherichia coli. Expression_system_taxid: 562
Chains: A, B, C, D, E, F (217 residues) CATH domain: 3.20.20.70
1tqx
Crystal structure of pfal009167 a putative d-ribulose 5-phos epimerase from p.Falciparum
Source: Plasmodium falciparum. Organism_taxid: 36329. Strain: 3d7. Expressed in: escherichia coli bl21. Expression_system_taxid: 511693.
Chains: A, B (221 residues) CATH domain: 3.20.20.70
2fli
The crystal structure of d-ribulose 5-phosphate 3-epimerase from streptococus pyogenes complexed with d-xylitol 5- phosphate
Source: Streptococcus pyogenes. Organism_taxid: 1314. Expressed in: escherichia coli. Expression_system_taxid: 562
Chains: A, B, C, D, E, F, G, H, I, J, K, L (217 residues) CATH domain: 3.20.20.70
Bound ligand:   Het Group DX5 corresponds to enzyme reactant D-ribulose 5-phosphate
3cu2
Crystal structure of ribulose-5-phosphate 3-epimerase (yp_71 from haemophilus somnus 129pt at 1.91 a resolution
Source: Haemophilus somnus. Organism_taxid: 205914. Strain: 129pt. Gene: yp_718263.1, rpe, hs_0057. Expressed in: escherichia coli. Expression_system_taxid: 562.
Chains: A, B (235 residues) CATH domain: 3.20.20.70
Bound ligand:   Het Group MRD is 46.67% similar to enzyme reactant D-ribulose
3inp
2.05 angstrom resolution crystal structure of d-ribulose-pho epimerase from francisella tularensis.
Source: Francisella tularensis subsp. Tularens organism_taxid: 119856. Strain: schu s4. Gene: ftt0789, ftt_0789, rpe. Expressed in: escherichia coli. Expression_system_taxid: 562.
Chain: A (218 residues) CATH domain: 3.20.20.70
3ovp
Crystal structure of hrpe
Source: Homo sapiens. Human. Organism_taxid: 9606. Gene: rpe, hussy-17. Expressed in: escherichia coli. Expression_system_taxid: 562.
Chains: A, B (221 residues) CATH domain: 3.20.20.70
3ovq
Crytal structure of hrpe and d-ribulose-5-phospate complex
Source: Homo sapiens. Human. Organism_taxid: 9606. Gene: rpe, hussy-17. Expressed in: escherichia coli. Expression_system_taxid: 562.
Chains: A, B (219 residues) CATH domain: 3.20.20.70
Bound ligand:   Het Group 5RP corresponds to enzyme reactant D-ribulose
3ovr
Crystal structure of hrpe and d-xylulose 5-phosphate complex
Source: Homo sapiens. Human. Organism_taxid: 9606. Gene: rpe, hussy-17. Expressed in: escherichia coli. Expression_system_taxid: 562.
Chains: A, B (221 residues) CATH domain: 3.20.20.70
Bound ligand:   Het Group 5SP corresponds to enzyme reactant D-ribulose
3qc3
Crystal structure of a d-ribulose-5-phosphate-3-epimerase (n from homo sapiens at 2.20 a resolution
Source: Homo sapiens. Human. Organism_taxid: 9606. Gene: rpe, hussy-17. Expressed in: escherichia coli. Expression_system_taxid: 562.
Chains: A, B (225 residues) CATH domain: 3.20.20.70
Bound ligand:   Het Group GOL is 42.86% similar to enzyme reactant D-ribulose
4nu7
2.05 angstrom crystal structure of ribulose-phosphate 3-epim toxoplasma gondii.
Source: Toxoplasma gondii. Organism_taxid: 5811. Strain: me49. Gene: rpe, tgveg_004130. Expressed in: escherichia coli. Expression_system_taxid: 562.
Chains: A, B, C, D (225 residues) CATH domain: 3.20.20.70