| General Information | 
| MoonProt ID | 486 | 
| First appeared in release | 3.0 | 
| Name(s) | Bifunctional NAD(P)H-hydrate repair enzyme; nnrD | 
| UniProt ID | H2C3I7 (H2C3I7_9CREN) | 
| GO terms | GO:0052855	ADP-dependent NAD(P)H-hydrate dehydratase activity
GO:0046872	metal ion binding	
GO:0016829	lyase activity	
GO:0000166	nucleotide binding	
GO:0016853	isomerase activity	
GO:0005524	ATP binding	
GO:0052857	NADPHX epimerase activity
GO:0046496	nicotinamide nucleotide metabolic process	
GO:0052856	NADHX epimerase activity	 | 
| Organisms for which functions have been demonstrated | Metallosphaera yellowstonensis MK1 | 
| Sequence length | 501 amino acids | 
| FASTA sequence | >tr|H2C3I7|H2C3I7_9CREN Bifunctional NAD(P)H-hydrate repair enzyme OS=Metallosphaera yellowstonensis MK1 OX=671065 GN=nnrD PE=3 SV=1
MITSKRMRALEINSDSLGVSTLQLMENAGRAVVEEIEKEVSLDNVSATVFVGHGGKGGDGLVVARQLAGRGAKVRVILLGEIKHKDALVNLNAVMEMDYSVELKEVYDLSELTSTKSDVLIDAMLGTGVKGKIREPFVTAIEVFNKSQGFKVSIDVPSGLDPDTGESLGAHVTPDLVVTFHDMKVGLLKVGFRTVVKKIGIPPEAELYVGPGDLMVNLKPRDMKSRKGVGGRVLVVGGSKTFSGAPALAGMAALRTGADLVYIASPEETAKTIASYSPDLIVVKLRGENFNQRNLEELKPWAEKANAVIFGPGLGLDPETIEAALPFLEMLMSLGKPVVLDADGLKAAKGHRLNKNVVITPHPGEFKIFFGEDQELNERKRIQQVMRKAEECNCVILLKGYLDIISDGREFRLNKTGNPGMTTGGTGDTLTGIIGTLLAQGLTTFDAASIGALINSLAGTVAFSNYGAHITATDVIANIPYVMNDPVGAFKKKVYKRVISW | 
| Structure Information | 
| PDB ID | NA | 
| Quaternary structure | NA | 
| SCOP |  | 
| CATH |  | 
| TM Helix Prediction | no TM helices | 
| DisProt Annotation |  | 
| Predicted Disorder Regions | Use FASTA sequence on the MFDp2 webserver.
tr_H2C3I7_H2C3I7_9CREN_B is 501 residues long, with 0 residues (0.00 %) predicted as disordered. The protein has 0 short (< 30 residues) disorder segments and 0 long (>= 30 residues) disorder segments. | 
| Connections to Disease | 
| OMIM ID |  | 
| Function 1 | 
| Function description | catalyzes the epimerization of the S- and R-forms of NAD(P)HX | 
| References for function | Marbaix AY, Noël G, Detroux AM, Vertommen D, Van Schaftingen E, Linster CL. Extremely conserved ATP-or ADP-dependent enzymatic system for nicotinamide nucleotide repair. Journal of Biological Chemistry. 2011 Dec 2;286(48):41246-52. | 
| E.C. number | 5.1.99.6 | 
| Location of functional site(s) |  | 
| Cellular location of function | cytoplasm | 
| Comments |  | 
| Function 2 | 
| Function description | catalyzes the dehydration of the S-form of NAD(P)HX at the expense of ADP, which is converted to AMP | 
| References for function | Marbaix AY, Noël G, Detroux AM, Vertommen D, Van Schaftingen E, Linster CL. Extremely conserved ATP-or ADP-dependent enzymatic system for nicotinamide nucleotide repair. Journal of Biological Chemistry. 2011 Dec 2;286(48):41246-52. | 
| E.C. number | 4.2.1.136 | 
| Location of functional site(s) |  | 
| Cellular location of function | cytoplasm | 
| Comments |  |