Incidental Mutation 'R5532:Mtnr1b'
ID 436225
Institutional Source Beutler Lab
Gene Symbol Mtnr1b
Ensembl Gene ENSMUSG00000050901
Gene Name melatonin receptor 1B
Synonyms Mel1b, Mt2
MMRRC Submission 043090-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5532 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 15773910-15785852 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 15774210 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 283 (L283P)
Ref Sequence ENSEMBL: ENSMUSP00000138524 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000057920] [ENSMUST00000182947]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000057920
AA Change: L283P

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000053086
Gene: ENSMUSG00000050901
AA Change: L283P

DomainStartEndE-ValueType
Pfam:7TM_GPCR_Srx 48 254 3.7e-11 PFAM
Pfam:7TM_GPCR_Srsx 51 323 2.6e-12 PFAM
Pfam:7tm_1 57 308 3.4e-47 PFAM
Pfam:7TM_GPCR_Srv 59 317 1.1e-7 PFAM
low complexity region 348 359 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000182947
AA Change: L283P

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000138524
Gene: ENSMUSG00000050901
AA Change: L283P

DomainStartEndE-ValueType
Pfam:7TM_GPCR_Srx 48 264 1.8e-10 PFAM
Pfam:7TM_GPCR_Srsx 51 323 2.6e-12 PFAM
Pfam:7tm_1 57 308 1.4e-50 PFAM
Pfam:7TM_GPCR_Srv 59 319 7.5e-8 PFAM
low complexity region 348 359 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.1%
  • 20x: 94.4%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes one of two high affinity forms of a receptor for melatonin, the primary hormone secreted by the pineal gland. This gene product is an integral membrane protein that is a G-protein coupled, 7-transmembrane receptor. It is found primarily in the retina and brain although this detection requires RT-PCR. It is thought to participate in light-dependent functions in the retina and may be involved in the neurobiological effects of melatonin. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele are viable and fertile and display no obvious circadian phenotype. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2ml1 T A 6: 128,530,293 (GRCm39) probably null Het
Adsl C G 15: 80,848,110 (GRCm39) P118A probably damaging Het
Ano6 C T 15: 95,860,122 (GRCm39) P748L probably damaging Het
Arhgap10 A T 8: 78,146,701 (GRCm39) N234K probably benign Het
Arhgap18 T A 10: 26,722,104 (GRCm39) I25K possibly damaging Het
AW551984 T C 9: 39,508,481 (GRCm39) Y345C probably damaging Het
Ccdc146 A G 5: 21,510,329 (GRCm39) V561A probably benign Het
Cenpv G A 11: 62,418,398 (GRCm39) T185M probably damaging Het
Fat2 T A 11: 55,153,163 (GRCm39) D3683V probably damaging Het
Galns T C 8: 123,311,765 (GRCm39) D415G possibly damaging Het
Gatad2a G A 8: 70,369,070 (GRCm39) T259M probably damaging Het
Gja8 T C 3: 96,827,648 (GRCm39) S5G probably benign Het
Ifi209 T C 1: 173,466,542 (GRCm39) S125P probably damaging Het
Iigp1c A G 18: 60,379,142 (GRCm39) I226V probably benign Het
Il12rb2 G A 6: 67,269,246 (GRCm39) R856W probably damaging Het
Kcnq3 A T 15: 65,869,622 (GRCm39) Y605* probably null Het
Klk1b16 T C 7: 43,790,950 (GRCm39) S251P probably benign Het
Map2 A G 1: 66,453,779 (GRCm39) N890D probably damaging Het
Map4 T A 9: 109,863,746 (GRCm39) S324T probably benign Het
Mmp28 T C 11: 83,333,684 (GRCm39) D419G probably damaging Het
Ndufb7 T A 8: 84,298,063 (GRCm39) Y95N probably damaging Het
Nfrkb C T 9: 31,309,075 (GRCm39) R280W probably damaging Het
Npc1l1 A G 11: 6,174,245 (GRCm39) Y687H probably damaging Het
Or6f1 A C 7: 85,970,879 (GRCm39) F94V possibly damaging Het
Or8b40 C T 9: 38,027,923 (GRCm39) T277I probably benign Het
Or8g51 T C 9: 38,608,943 (GRCm39) T240A probably damaging Het
Or8h9 T A 2: 86,788,924 (GRCm39) R293* probably null Het
Pabpc4l T C 3: 46,401,044 (GRCm39) D200G probably benign Het
Plekhg6 T C 6: 125,349,514 (GRCm39) E361G possibly damaging Het
Pramel31 A T 4: 144,090,061 (GRCm39) D367V probably damaging Het
Rictor A G 15: 6,819,046 (GRCm39) Y1423C probably damaging Het
Rsf1 G A 7: 97,329,902 (GRCm39) D1143N probably damaging Het
Spsb4 C T 9: 96,877,627 (GRCm39) probably null Het
Strada G T 11: 106,061,843 (GRCm39) A136E probably damaging Het
Syce2 A T 8: 85,610,131 (GRCm39) Q73L probably damaging Het
Teddm2 A T 1: 153,726,130 (GRCm39) V195D probably benign Het
Tex36 A T 7: 133,203,712 (GRCm39) N12K probably benign Het
Ubtf A G 11: 102,199,785 (GRCm39) S484P probably benign Het
Ufd1 T G 16: 18,636,680 (GRCm39) L66R probably damaging Het
Vmn2r74 C T 7: 85,601,197 (GRCm39) A814T probably benign Het
Vmn2r98 T C 17: 19,287,645 (GRCm39) S493P possibly damaging Het
Xrcc1 T A 7: 24,267,353 (GRCm39) probably null Het
Zfp277 A C 12: 40,385,308 (GRCm39) C305G probably damaging Het
Zfp998 A T 13: 66,579,740 (GRCm39) C248S probably damaging Het
Other mutations in Mtnr1b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01548:Mtnr1b APN 9 15,774,496 (GRCm39) missense probably damaging 1.00
IGL02041:Mtnr1b APN 9 15,774,589 (GRCm39) missense probably benign 0.01
IGL02054:Mtnr1b APN 9 15,785,536 (GRCm39) missense possibly damaging 0.93
IGL02147:Mtnr1b APN 9 15,774,672 (GRCm39) missense probably damaging 0.96
IGL02620:Mtnr1b APN 9 15,785,617 (GRCm39) missense possibly damaging 0.47
IGL03046:Mtnr1b UTSW 9 15,774,059 (GRCm39) missense probably benign 0.00
R0362:Mtnr1b UTSW 9 15,785,600 (GRCm39) missense probably damaging 1.00
R0784:Mtnr1b UTSW 9 15,774,081 (GRCm39) missense probably benign 0.17
R1323:Mtnr1b UTSW 9 15,774,432 (GRCm39) missense probably damaging 1.00
R1323:Mtnr1b UTSW 9 15,774,432 (GRCm39) missense probably damaging 1.00
R1572:Mtnr1b UTSW 9 15,774,438 (GRCm39) missense probably damaging 0.99
R1600:Mtnr1b UTSW 9 15,774,615 (GRCm39) missense probably damaging 0.99
R2880:Mtnr1b UTSW 9 15,774,102 (GRCm39) missense probably damaging 1.00
R2932:Mtnr1b UTSW 9 15,785,620 (GRCm39) missense probably damaging 0.97
R4033:Mtnr1b UTSW 9 15,774,830 (GRCm39) missense probably damaging 1.00
R5765:Mtnr1b UTSW 9 15,774,459 (GRCm39) missense probably damaging 1.00
R5775:Mtnr1b UTSW 9 15,774,168 (GRCm39) missense possibly damaging 0.73
R5893:Mtnr1b UTSW 9 15,774,540 (GRCm39) missense probably damaging 0.98
R6025:Mtnr1b UTSW 9 15,774,093 (GRCm39) missense probably damaging 1.00
R6247:Mtnr1b UTSW 9 15,774,082 (GRCm39) missense probably benign
R6349:Mtnr1b UTSW 9 15,774,509 (GRCm39) nonsense probably null
R6364:Mtnr1b UTSW 9 15,774,300 (GRCm39) missense possibly damaging 0.63
R7485:Mtnr1b UTSW 9 15,774,590 (GRCm39) nonsense probably null
R8114:Mtnr1b UTSW 9 15,785,563 (GRCm39) missense probably damaging 0.98
R8707:Mtnr1b UTSW 9 15,785,809 (GRCm39) start gained probably benign
R8750:Mtnr1b UTSW 9 15,785,724 (GRCm39) nonsense probably null
R9405:Mtnr1b UTSW 9 15,774,447 (GRCm39) missense possibly damaging 0.63
R9442:Mtnr1b UTSW 9 15,785,660 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- AGAGCACCTTCCTTGACAGG -3'
(R):5'- GAATCTGGGTACTGGTGCTC -3'

Sequencing Primer
(F):5'- TGTCGCTCCTCAGTAAGACAGTG -3'
(R):5'- GTGCTCCAGGCCCGAAG -3'
Posted On 2016-10-24