Incidental Mutation 'R1489:Map1a'
ID 163584
Institutional Source Beutler Lab
Gene Symbol Map1a
Ensembl Gene ENSMUSG00000027254
Gene Name microtubule-associated protein 1 A
Synonyms Mtap1a, Mtap-1, 6330416M19Rik, Mtap1
MMRRC Submission 039541-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.269) question?
Stock # R1489 (G1)
Quality Score 225
Status Validated
Chromosome 2
Chromosomal Location 121120081-121141313 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 121130918 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 578 (V578A)
Ref Sequence ENSEMBL: ENSMUSP00000092223 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000094639] [ENSMUST00000110639]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000094639
AA Change: V578A

PolyPhen 2 Score 0.909 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000092223
Gene: ENSMUSG00000027254
AA Change: V578A

DomainStartEndE-ValueType
Blast:Lactamase_B 286 538 2e-54 BLAST
SCOP:d1eq1a_ 584 699 8e-5 SMART
low complexity region 743 755 N/A INTRINSIC
low complexity region 820 833 N/A INTRINSIC
low complexity region 852 867 N/A INTRINSIC
low complexity region 897 911 N/A INTRINSIC
low complexity region 1228 1239 N/A INTRINSIC
low complexity region 1334 1344 N/A INTRINSIC
low complexity region 1540 1555 N/A INTRINSIC
coiled coil region 1573 1602 N/A INTRINSIC
internal_repeat_1 1616 1726 7.66e-6 PROSPERO
coiled coil region 1747 1771 N/A INTRINSIC
internal_repeat_1 1774 1888 7.66e-6 PROSPERO
low complexity region 2060 2084 N/A INTRINSIC
low complexity region 2121 2133 N/A INTRINSIC
low complexity region 2156 2169 N/A INTRINSIC
low complexity region 2383 2396 N/A INTRINSIC
low complexity region 2436 2460 N/A INTRINSIC
low complexity region 2517 2541 N/A INTRINSIC
low complexity region 2589 2600 N/A INTRINSIC
low complexity region 2662 2682 N/A INTRINSIC
low complexity region 2685 2704 N/A INTRINSIC
low complexity region 2716 2728 N/A INTRINSIC
low complexity region 2766 2790 N/A INTRINSIC
low complexity region 2980 2988 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000110639
AA Change: V340A

PolyPhen 2 Score 0.014 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000106269
Gene: ENSMUSG00000027254
AA Change: V340A

DomainStartEndE-ValueType
Blast:Lactamase_B 48 300 3e-54 BLAST
SCOP:d1eq1a_ 346 461 1e-4 SMART
low complexity region 505 517 N/A INTRINSIC
low complexity region 582 595 N/A INTRINSIC
low complexity region 614 629 N/A INTRINSIC
low complexity region 659 673 N/A INTRINSIC
low complexity region 990 1001 N/A INTRINSIC
low complexity region 1096 1106 N/A INTRINSIC
low complexity region 1302 1317 N/A INTRINSIC
coiled coil region 1335 1364 N/A INTRINSIC
internal_repeat_1 1378 1488 5.43e-6 PROSPERO
coiled coil region 1509 1533 N/A INTRINSIC
internal_repeat_1 1536 1650 5.43e-6 PROSPERO
low complexity region 1822 1846 N/A INTRINSIC
low complexity region 1883 1895 N/A INTRINSIC
low complexity region 1918 1931 N/A INTRINSIC
low complexity region 2145 2158 N/A INTRINSIC
low complexity region 2198 2222 N/A INTRINSIC
low complexity region 2279 2303 N/A INTRINSIC
low complexity region 2351 2362 N/A INTRINSIC
low complexity region 2424 2444 N/A INTRINSIC
low complexity region 2447 2466 N/A INTRINSIC
low complexity region 2478 2490 N/A INTRINSIC
low complexity region 2528 2552 N/A INTRINSIC
low complexity region 2742 2750 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000129000
Predicted Effect noncoding transcript
Transcript: ENSMUST00000133283
Meta Mutation Damage Score 0.0632 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.4%
  • 10x: 96.7%
  • 20x: 93.9%
Validation Efficiency 96% (52/54)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that belongs to the microtubule-associated protein family. The proteins of this family are thought to be involved in microtubule assembly, which is an essential step in neurogenesis. The product of this gene is a precursor polypeptide that presumably undergoes proteolytic processing to generate the final MAP1A heavy chain and LC2 light chain. Expression of this gene is almost exclusively in the brain. Studies of the rat microtubule-associated protein 1A gene suggested a role in early events of spinal cord development. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit Purkinje cell degeneration. Mice homozygous for a spontaneous mutation exhibit mild ataxia and Purkinje cell degeneration. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2700097O09Rik A G 12: 55,106,295 (GRCm39) S143P possibly damaging Het
4930522H14Rik T C 4: 109,362,654 (GRCm39) K218E possibly damaging Het
Abcb1a T A 5: 8,736,300 (GRCm39) probably null Het
Adam39 A G 8: 41,278,031 (GRCm39) T141A possibly damaging Het
Adam6b T A 12: 113,455,071 (GRCm39) S629R probably benign Het
Ap3b2 C A 7: 81,113,438 (GRCm39) E924* probably null Het
Armc3 A T 2: 19,314,858 (GRCm39) Y856F probably benign Het
Asap1 A G 15: 64,044,579 (GRCm39) L142P probably damaging Het
Atg9a T A 1: 75,162,734 (GRCm39) D427V probably damaging Het
Atl2 G A 17: 80,160,135 (GRCm39) A17V probably benign Het
Atxn2l A T 7: 126,095,639 (GRCm39) S379T probably damaging Het
C1ql3 G T 2: 13,015,453 (GRCm39) P69Q possibly damaging Het
Cap2 A T 13: 46,763,111 (GRCm39) I114F probably damaging Het
Ccdc168 A G 1: 44,096,950 (GRCm39) F1383L probably benign Het
Ccdc168 T C 1: 44,100,667 (GRCm39) I144V probably benign Het
Cox16 T C 12: 81,521,389 (GRCm39) N135S probably null Het
Dnajc13 A T 9: 104,108,234 (GRCm39) H180Q possibly damaging Het
Dpy19l3 A T 7: 35,424,835 (GRCm39) Y73* probably null Het
Duox2 T A 2: 122,123,877 (GRCm39) M436L probably benign Het
Exoc6 T A 19: 37,585,568 (GRCm39) M481K possibly damaging Het
Fbxw2 GCCCCC GCCCCCCCC 2: 34,702,829 (GRCm39) probably benign Het
Fmn1 T A 2: 113,195,557 (GRCm39) V419E unknown Het
Fndc4 T C 5: 31,450,795 (GRCm39) *232W probably null Het
Foxc1 C T 13: 31,992,595 (GRCm39) R469* probably null Het
Fsip2 A G 2: 82,810,155 (GRCm39) H2158R probably benign Het
Ghdc C T 11: 100,659,083 (GRCm39) G373D probably benign Het
Gm10330 A T 12: 23,830,032 (GRCm39) S50T probably benign Het
Hlx G T 1: 184,464,184 (GRCm39) A52D probably damaging Het
Lonrf1 A G 8: 36,690,108 (GRCm39) V650A probably damaging Het
Mbd3 C G 10: 80,229,740 (GRCm39) D190H probably damaging Het
Mcpt9 T C 14: 56,264,976 (GRCm39) K175R probably benign Het
Mia3 A G 1: 183,120,121 (GRCm39) S85P probably benign Het
Myrip T C 9: 120,261,595 (GRCm39) F403L probably damaging Het
Nox4 A G 7: 86,954,097 (GRCm39) Y134C probably damaging Het
Numb A G 12: 83,842,217 (GRCm39) L642P probably damaging Het
Pappa A T 4: 65,099,185 (GRCm39) Y568F possibly damaging Het
Pdzrn4 T C 15: 92,575,593 (GRCm39) L333P probably benign Het
Prl A T 13: 27,241,619 (GRCm39) S3C probably damaging Het
Ptprc T C 1: 138,047,824 (GRCm39) T60A possibly damaging Het
Rbm10 C T X: 20,503,903 (GRCm39) probably benign Het
Slc7a7 C T 14: 54,646,103 (GRCm39) R120H probably damaging Het
Smpd1 T C 7: 105,205,761 (GRCm39) probably null Het
Spta1 A G 1: 174,058,891 (GRCm39) E1942G probably damaging Het
Tmem38a A G 8: 73,333,479 (GRCm39) Y66C probably damaging Het
Tnnt1 A T 7: 4,510,524 (GRCm39) Y232* probably null Het
Tpte T C 8: 22,839,405 (GRCm39) probably null Het
Virma T C 4: 11,521,164 (GRCm39) V907A probably damaging Het
Vmn1r174 C T 7: 23,453,981 (GRCm39) Q216* probably null Het
Zswim3 T C 2: 164,661,901 (GRCm39) V127A probably benign Het
Other mutations in Map1a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00419:Map1a APN 2 121,129,508 (GRCm39) missense probably damaging 0.99
IGL00826:Map1a APN 2 121,132,757 (GRCm39) missense possibly damaging 0.87
IGL01476:Map1a APN 2 121,135,688 (GRCm39) missense probably damaging 1.00
IGL02029:Map1a APN 2 121,133,779 (GRCm39) missense possibly damaging 0.57
IGL02100:Map1a APN 2 121,133,327 (GRCm39) missense probably damaging 0.99
IGL02136:Map1a APN 2 121,130,693 (GRCm39) missense probably damaging 1.00
IGL02146:Map1a APN 2 121,129,927 (GRCm39) missense probably damaging 1.00
IGL02264:Map1a APN 2 121,137,794 (GRCm39) missense probably damaging 1.00
IGL02456:Map1a APN 2 121,129,134 (GRCm39) missense probably damaging 1.00
IGL02485:Map1a APN 2 121,129,769 (GRCm39) missense probably damaging 1.00
IGL02535:Map1a APN 2 121,132,658 (GRCm39) nonsense probably null
IGL02628:Map1a APN 2 121,130,585 (GRCm39) missense probably damaging 1.00
IGL02721:Map1a APN 2 121,134,518 (GRCm39) missense probably benign 0.44
IGL03273:Map1a APN 2 121,130,719 (GRCm39) missense probably damaging 1.00
IGL03281:Map1a APN 2 121,135,541 (GRCm39) missense probably damaging 1.00
IGL02991:Map1a UTSW 2 121,132,091 (GRCm39) missense probably damaging 0.99
R0096:Map1a UTSW 2 121,131,986 (GRCm39) missense probably damaging 1.00
R0096:Map1a UTSW 2 121,131,986 (GRCm39) missense probably damaging 1.00
R0218:Map1a UTSW 2 121,135,906 (GRCm39) missense probably benign 0.00
R0363:Map1a UTSW 2 121,132,525 (GRCm39) missense probably damaging 1.00
R0450:Map1a UTSW 2 121,136,255 (GRCm39) missense probably benign 0.27
R0469:Map1a UTSW 2 121,136,255 (GRCm39) missense probably benign 0.27
R0477:Map1a UTSW 2 121,132,582 (GRCm39) missense probably damaging 1.00
R0504:Map1a UTSW 2 121,133,422 (GRCm39) missense probably benign 0.03
R0510:Map1a UTSW 2 121,136,255 (GRCm39) missense probably benign 0.27
R0521:Map1a UTSW 2 121,136,234 (GRCm39) missense probably damaging 1.00
R0601:Map1a UTSW 2 121,129,083 (GRCm39) missense probably damaging 1.00
R0619:Map1a UTSW 2 121,135,736 (GRCm39) missense probably damaging 0.96
R0633:Map1a UTSW 2 121,138,495 (GRCm39) missense probably damaging 1.00
R0652:Map1a UTSW 2 121,133,264 (GRCm39) missense probably benign 0.04
R0893:Map1a UTSW 2 121,131,014 (GRCm39) missense probably damaging 1.00
R0960:Map1a UTSW 2 121,132,124 (GRCm39) missense probably benign 0.16
R1115:Map1a UTSW 2 121,137,859 (GRCm39) splice site probably null
R1166:Map1a UTSW 2 121,130,741 (GRCm39) missense probably damaging 1.00
R1326:Map1a UTSW 2 121,136,671 (GRCm39) nonsense probably null
R1331:Map1a UTSW 2 121,136,701 (GRCm39) nonsense probably null
R1395:Map1a UTSW 2 121,134,406 (GRCm39) missense probably benign 0.26
R1573:Map1a UTSW 2 121,134,607 (GRCm39) missense probably benign 0.37
R1596:Map1a UTSW 2 121,120,246 (GRCm39) missense probably benign 0.00
R1662:Map1a UTSW 2 121,136,889 (GRCm39) missense possibly damaging 0.90
R1675:Map1a UTSW 2 121,133,136 (GRCm39) nonsense probably null
R1919:Map1a UTSW 2 121,137,493 (GRCm39) missense probably damaging 1.00
R2122:Map1a UTSW 2 121,129,927 (GRCm39) missense probably damaging 1.00
R2126:Map1a UTSW 2 121,129,122 (GRCm39) missense probably damaging 0.96
R2143:Map1a UTSW 2 121,132,426 (GRCm39) missense probably damaging 1.00
R2172:Map1a UTSW 2 121,138,413 (GRCm39) missense probably damaging 1.00
R2249:Map1a UTSW 2 121,130,768 (GRCm39) missense probably damaging 1.00
R2254:Map1a UTSW 2 121,134,272 (GRCm39) missense possibly damaging 0.71
R2255:Map1a UTSW 2 121,134,272 (GRCm39) missense possibly damaging 0.71
R3834:Map1a UTSW 2 121,137,803 (GRCm39) missense probably damaging 1.00
R4011:Map1a UTSW 2 121,130,608 (GRCm39) missense probably damaging 1.00
R4346:Map1a UTSW 2 121,131,806 (GRCm39) missense probably benign 0.13
R4842:Map1a UTSW 2 121,132,567 (GRCm39) missense probably damaging 1.00
R4933:Map1a UTSW 2 121,136,386 (GRCm39) missense probably damaging 1.00
R4978:Map1a UTSW 2 121,131,623 (GRCm39) missense probably benign 0.00
R4988:Map1a UTSW 2 121,133,531 (GRCm39) missense probably benign 0.34
R5026:Map1a UTSW 2 121,138,019 (GRCm39) missense possibly damaging 0.83
R5086:Map1a UTSW 2 121,134,985 (GRCm39) missense probably damaging 1.00
R5155:Map1a UTSW 2 121,132,867 (GRCm39) missense probably damaging 1.00
R5232:Map1a UTSW 2 121,132,466 (GRCm39) missense probably damaging 1.00
R5311:Map1a UTSW 2 121,132,868 (GRCm39) missense probably damaging 1.00
R5401:Map1a UTSW 2 121,130,153 (GRCm39) missense probably damaging 1.00
R5465:Map1a UTSW 2 121,136,506 (GRCm39) missense probably damaging 1.00
R5526:Map1a UTSW 2 121,136,143 (GRCm39) missense probably damaging 1.00
R5642:Map1a UTSW 2 121,136,524 (GRCm39) missense probably damaging 1.00
R5726:Map1a UTSW 2 121,135,546 (GRCm39) missense probably damaging 1.00
R5817:Map1a UTSW 2 121,129,391 (GRCm39) missense possibly damaging 0.81
R5855:Map1a UTSW 2 121,134,155 (GRCm39) missense possibly damaging 0.74
R5917:Map1a UTSW 2 121,135,697 (GRCm39) missense probably damaging 1.00
R5974:Map1a UTSW 2 121,134,857 (GRCm39) missense probably benign 0.20
R5987:Map1a UTSW 2 121,134,776 (GRCm39) missense possibly damaging 0.56
R6151:Map1a UTSW 2 121,120,304 (GRCm39) missense probably benign 0.12
R6406:Map1a UTSW 2 121,131,224 (GRCm39) missense probably damaging 1.00
R7014:Map1a UTSW 2 121,130,720 (GRCm39) missense probably damaging 1.00
R7099:Map1a UTSW 2 121,130,998 (GRCm39) missense probably benign 0.04
R7211:Map1a UTSW 2 121,135,124 (GRCm39) missense probably benign 0.02
R7230:Map1a UTSW 2 121,131,299 (GRCm39) missense probably damaging 1.00
R7305:Map1a UTSW 2 121,129,939 (GRCm39) missense probably damaging 1.00
R7382:Map1a UTSW 2 121,121,266 (GRCm39) missense probably damaging 1.00
R7524:Map1a UTSW 2 121,120,293 (GRCm39) missense probably damaging 1.00
R7699:Map1a UTSW 2 121,130,201 (GRCm39) missense probably damaging 1.00
R7767:Map1a UTSW 2 121,132,517 (GRCm39) missense probably damaging 1.00
R7883:Map1a UTSW 2 121,135,853 (GRCm39) missense probably damaging 1.00
R7896:Map1a UTSW 2 121,135,657 (GRCm39) missense probably benign 0.00
R7993:Map1a UTSW 2 121,135,057 (GRCm39) missense possibly damaging 0.84
R8270:Map1a UTSW 2 121,129,501 (GRCm39) missense probably damaging 0.99
R8365:Map1a UTSW 2 121,138,528 (GRCm39) missense probably damaging 1.00
R8428:Map1a UTSW 2 121,135,418 (GRCm39) missense probably benign 0.42
R8490:Map1a UTSW 2 121,135,045 (GRCm39) missense possibly damaging 0.93
R8678:Map1a UTSW 2 121,137,737 (GRCm39) missense probably damaging 1.00
R8798:Map1a UTSW 2 121,132,768 (GRCm39) missense probably benign 0.20
R8857:Map1a UTSW 2 121,138,098 (GRCm39) missense probably damaging 1.00
R8878:Map1a UTSW 2 121,138,125 (GRCm39) missense probably damaging 1.00
R8909:Map1a UTSW 2 121,129,391 (GRCm39) missense probably damaging 0.99
R8917:Map1a UTSW 2 121,131,791 (GRCm39) missense possibly damaging 0.93
R8947:Map1a UTSW 2 121,135,450 (GRCm39) missense probably benign 0.27
R9069:Map1a UTSW 2 121,134,145 (GRCm39) missense probably benign 0.15
R9198:Map1a UTSW 2 121,133,854 (GRCm39) missense probably benign 0.00
R9253:Map1a UTSW 2 121,132,823 (GRCm39) missense probably benign 0.00
R9290:Map1a UTSW 2 121,131,014 (GRCm39) missense probably damaging 1.00
R9300:Map1a UTSW 2 121,133,446 (GRCm39) missense probably damaging 1.00
R9589:Map1a UTSW 2 121,136,398 (GRCm39) missense probably damaging 1.00
R9680:Map1a UTSW 2 121,132,865 (GRCm39) missense probably damaging 1.00
R9792:Map1a UTSW 2 121,121,304 (GRCm39) critical splice donor site probably null
R9793:Map1a UTSW 2 121,121,304 (GRCm39) critical splice donor site probably null
R9795:Map1a UTSW 2 121,121,304 (GRCm39) critical splice donor site probably null
RF003:Map1a UTSW 2 121,136,777 (GRCm39) small insertion probably benign
RF007:Map1a UTSW 2 121,136,789 (GRCm39) small insertion probably benign
RF009:Map1a UTSW 2 121,136,782 (GRCm39) small insertion probably benign
RF010:Map1a UTSW 2 121,136,799 (GRCm39) small insertion probably benign
RF014:Map1a UTSW 2 121,136,776 (GRCm39) small insertion probably benign
RF017:Map1a UTSW 2 121,136,789 (GRCm39) small insertion probably benign
RF024:Map1a UTSW 2 121,136,788 (GRCm39) small insertion probably benign
RF025:Map1a UTSW 2 121,136,775 (GRCm39) small insertion probably benign
RF030:Map1a UTSW 2 121,136,798 (GRCm39) small insertion probably benign
RF030:Map1a UTSW 2 121,136,792 (GRCm39) small insertion probably benign
RF033:Map1a UTSW 2 121,136,780 (GRCm39) small insertion probably benign
RF034:Map1a UTSW 2 121,136,788 (GRCm39) small insertion probably benign
RF034:Map1a UTSW 2 121,136,785 (GRCm39) small insertion probably benign
RF035:Map1a UTSW 2 121,136,782 (GRCm39) small insertion probably benign
RF037:Map1a UTSW 2 121,136,775 (GRCm39) small insertion probably benign
RF039:Map1a UTSW 2 121,136,785 (GRCm39) small insertion probably benign
RF042:Map1a UTSW 2 121,136,768 (GRCm39) small insertion probably benign
RF044:Map1a UTSW 2 121,136,774 (GRCm39) small insertion probably benign
RF045:Map1a UTSW 2 121,136,774 (GRCm39) small insertion probably benign
RF051:Map1a UTSW 2 121,136,777 (GRCm39) small insertion probably benign
RF052:Map1a UTSW 2 121,136,776 (GRCm39) small insertion probably benign
RF053:Map1a UTSW 2 121,136,771 (GRCm39) small insertion probably benign
RF060:Map1a UTSW 2 121,136,799 (GRCm39) small insertion probably benign
RF061:Map1a UTSW 2 121,136,768 (GRCm39) small insertion probably benign
Z1176:Map1a UTSW 2 121,133,719 (GRCm39) missense possibly damaging 0.95
Z1177:Map1a UTSW 2 121,135,760 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- TATCCTGTGGCGACACAGAAGGAC -3'
(R):5'- TTACGGACCTCAGGGGTAAAAGGC -3'

Sequencing Primer
(F):5'- ACAGAAGGACCTGGCTGC -3'
(R):5'- tcctttttctcctccttccttc -3'
Posted On 2014-03-28