Incidental Mutation 'R3699:Nampt'
ID 269928
Institutional Source Beutler Lab
Gene Symbol Nampt
Ensembl Gene ENSMUSG00000020572
Gene Name nicotinamide phosphoribosyltransferase
Synonyms 1110035O14Rik, Visfatin, Pbef1
MMRRC Submission 040692-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R3699 (G1)
Quality Score 225
Status Validated
Chromosome 12
Chromosomal Location 32870334-32903368 bp(+) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) T to C at 32898758 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000020886 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020886]
AlphaFold Q99KQ4
PDB Structure Crystal Structure of Murine NMPRTase [X-RAY DIFFRACTION]
Crystal Structure of Mouse Nicotinamide Phosphoribosyltransferase/Visfatin/Pre-B Cell Colony Enhancing Factor 1 [X-RAY DIFFRACTION]
Crystal Structure of Mouse Nicotinamide Phosphoribosyltransferase/Visfatin/Pre-B Cell Colony Enhancing Factor in Complex with Nicotinamide Mononuleotide [X-RAY DIFFRACTION]
Predicted Effect probably benign
Transcript: ENSMUST00000020886
SMART Domains Protein: ENSMUSP00000020886
Gene: ENSMUSG00000020572

DomainStartEndE-ValueType
Pfam:NAPRTase 188 466 1.6e-73 PFAM
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 94.8%
Validation Efficiency 100% (33/33)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that catalyzes the condensation of nicotinamide with 5-phosphoribosyl-1-pyrophosphate to yield nicotinamide mononucleotide, one step in the biosynthesis of nicotinamide adenine dinucleotide. The protein belongs to the nicotinic acid phosphoribosyltransferase (NAPRTase) family and is thought to be involved in many important biological processes, including metabolism, stress response and aging. This gene has a pseudogene on chromosome 10. [provided by RefSeq, Feb 2011]
PHENOTYPE: Mice homozygous for a null allele exhibit embryonic lethality prior to E10.5. Mice heterozygous for a null allele exhibit increased fasted glucose in male mice and impaired glucose tolerance and decresed glucose-stimulated insulin secretion in female mice. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 29 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ankrd29 G A 18: 12,387,757 (GRCm39) A275V possibly damaging Het
Atp1b2 G A 11: 69,496,095 (GRCm39) T35I probably benign Het
Baz1a A G 12: 54,963,831 (GRCm39) V751A probably benign Het
Cdh23 C A 10: 60,163,149 (GRCm39) probably null Het
Chd2 G T 7: 73,118,238 (GRCm39) L1127I probably benign Het
D7Ertd443e A G 7: 133,950,797 (GRCm39) L292P probably damaging Het
Dst T C 1: 34,252,155 (GRCm39) probably benign Het
Dync2i1 C T 12: 116,175,462 (GRCm39) W905* probably null Het
Gm8229 T A 14: 44,603,984 (GRCm39) S58T unknown Het
Gucy2c A T 6: 136,747,109 (GRCm39) C117S probably damaging Het
Kirrel1 C T 3: 86,996,458 (GRCm39) M380I probably null Het
Klhl18 A G 9: 110,265,134 (GRCm39) Y291H probably benign Het
Lamc1 G T 1: 153,130,951 (GRCm39) S333R possibly damaging Het
Lbr T C 1: 181,646,485 (GRCm39) Y479C probably damaging Het
Or10am5 A G 7: 6,517,993 (GRCm39) M145T probably damaging Het
Pcnx3 G T 19: 5,722,493 (GRCm39) R1400S probably damaging Het
Pde4b C T 4: 102,458,742 (GRCm39) A466V probably damaging Het
Piezo1 C T 8: 123,221,642 (GRCm39) R584H probably damaging Het
Polq C A 16: 36,862,518 (GRCm39) S338Y probably damaging Het
Pramel26 A G 4: 143,536,922 (GRCm39) S470P probably benign Het
Rassf8 T C 6: 145,765,802 (GRCm39) probably benign Het
Rere A T 4: 150,561,819 (GRCm39) probably null Het
Rps6kb1 A G 11: 86,423,620 (GRCm39) F120S probably damaging Het
Scarf1 G T 11: 75,405,195 (GRCm39) C78F probably damaging Het
Tepsin C T 11: 119,982,579 (GRCm39) C491Y possibly damaging Het
Trpv4 A G 5: 114,772,861 (GRCm39) S243P probably damaging Het
Whrn A T 4: 63,379,649 (GRCm39) probably benign Het
Zfp521 G T 18: 13,979,330 (GRCm39) S361* probably null Het
Zfyve19 A G 2: 119,041,720 (GRCm39) T96A probably benign Het
Other mutations in Nampt
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02437:Nampt APN 12 32,880,215 (GRCm39) missense probably damaging 1.00
IGL02512:Nampt APN 12 32,880,268 (GRCm39) missense possibly damaging 0.72
IGL03095:Nampt APN 12 32,892,685 (GRCm39) missense possibly damaging 0.85
Nacht UTSW 12 32,883,037 (GRCm39) missense probably damaging 1.00
R0020:Nampt UTSW 12 32,891,012 (GRCm39) missense probably damaging 0.97
R0417:Nampt UTSW 12 32,883,100 (GRCm39) missense probably benign 0.01
R1087:Nampt UTSW 12 32,883,042 (GRCm39) missense possibly damaging 0.88
R1781:Nampt UTSW 12 32,883,037 (GRCm39) missense probably damaging 1.00
R2137:Nampt UTSW 12 32,880,309 (GRCm39) missense probably benign
R2138:Nampt UTSW 12 32,888,421 (GRCm39) missense possibly damaging 0.46
R3970:Nampt UTSW 12 32,883,095 (GRCm39) missense probably benign 0.02
R4434:Nampt UTSW 12 32,888,362 (GRCm39) missense probably damaging 1.00
R4785:Nampt UTSW 12 32,898,713 (GRCm39) missense possibly damaging 0.95
R5046:Nampt UTSW 12 32,883,037 (GRCm39) missense probably damaging 1.00
R5055:Nampt UTSW 12 32,883,120 (GRCm39) missense possibly damaging 0.94
R5427:Nampt UTSW 12 32,884,914 (GRCm39) missense probably benign 0.00
R6063:Nampt UTSW 12 32,898,658 (GRCm39) missense probably damaging 1.00
R6136:Nampt UTSW 12 32,880,301 (GRCm39) missense probably benign 0.24
R6995:Nampt UTSW 12 32,898,742 (GRCm39) missense probably benign 0.24
R7569:Nampt UTSW 12 32,900,433 (GRCm39) missense probably benign
R8801:Nampt UTSW 12 32,888,373 (GRCm39) missense possibly damaging 0.62
R8802:Nampt UTSW 12 32,900,435 (GRCm39) missense probably benign 0.15
R9056:Nampt UTSW 12 32,888,458 (GRCm39) critical splice donor site probably null
R9071:Nampt UTSW 12 32,892,781 (GRCm39) missense probably damaging 1.00
R9729:Nampt UTSW 12 32,900,528 (GRCm39) missense possibly damaging 0.86
Predicted Primers PCR Primer
(F):5'- TCAGTGAGAGATGACTTACCATTC -3'
(R):5'- GCTTCTCCAGAAATTAGTCACTGC -3'

Sequencing Primer
(F):5'- CCATTCAGTGAGAGATGACTTACC -3'
(R):5'- AGTCACTGCTAACTTACGGTAAG -3'
Posted On 2015-03-18