Incidental Mutation 'R0218:Map1a'
ID 33651
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 038467-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.269) question?
Stock # R0218 (G1)
Quality Score 162
Status Validated
Chromosome 2
Chromosomal Location 121120081-121141313 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 121135906 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 2241 (T2241A)
Ref Sequence ENSEMBL: ENSMUSP00000092223 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000094639] [ENSMUST00000110639]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000094639
AA Change: T2241A

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000092223
Gene: ENSMUSG00000027254
AA Change: T2241A

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: T2003A

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000106269
Gene: ENSMUSG00000027254
AA Change: T2003A

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: ENSMUST00000133283
Meta Mutation Damage Score 0.0609 question?
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.2%
  • 10x: 96.0%
  • 20x: 91.7%
Validation Efficiency 98% (53/54)
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam34l T G 8: 44,079,477 (GRCm39) Q249P probably benign Het
Adgrv1 C T 13: 81,255,017 (GRCm39) probably null Het
Ccdc110 A G 8: 46,387,761 (GRCm39) probably benign Het
Cd200r1 T A 16: 44,609,106 (GRCm39) probably benign Het
Cdkl1 A T 12: 69,836,809 (GRCm39) D40E probably benign Het
Cdx1 A G 18: 61,153,436 (GRCm39) probably benign Het
Cenpp T A 13: 49,801,108 (GRCm39) K103N possibly damaging Het
Cep162 A G 9: 87,093,862 (GRCm39) Y839H possibly damaging Het
Chac1 T A 2: 119,183,941 (GRCm39) L181* probably null Het
Ciapin1 G T 8: 95,554,938 (GRCm39) Q173K probably damaging Het
Cmklr2 T A 1: 63,222,690 (GRCm39) N182Y probably benign Het
Dgcr2 A G 16: 17,667,650 (GRCm39) C270R probably damaging Het
Dlc1 A G 8: 37,317,383 (GRCm39) S431P probably benign Het
Efcab12 T C 6: 115,791,611 (GRCm39) probably benign Het
Ehbp1 A T 11: 22,181,992 (GRCm39) probably benign Het
Enpp3 A T 10: 24,652,767 (GRCm39) V730D possibly damaging Het
Fam174b A G 7: 73,390,512 (GRCm39) T88A probably benign Het
Fancl A G 11: 26,421,337 (GRCm39) K364E probably benign Het
Fbp2 A T 13: 63,001,862 (GRCm39) F118I probably damaging Het
Galc A G 12: 98,188,906 (GRCm39) Y402H probably damaging Het
Gga2 T C 7: 121,598,123 (GRCm39) N324D possibly damaging Het
Hc G T 2: 34,918,086 (GRCm39) F732L probably damaging Het
Heca T C 10: 17,791,463 (GRCm39) M198V probably benign Het
Herc6 C A 6: 57,596,586 (GRCm39) H509N probably benign Het
Irf2bpl A T 12: 86,929,398 (GRCm39) M425K probably benign Het
Mael C T 1: 166,066,159 (GRCm39) G26D probably damaging Het
Mcc C G 18: 44,652,583 (GRCm39) probably benign Het
Mdga2 A G 12: 66,701,894 (GRCm39) S505P probably damaging Het
Mdm1 A G 10: 117,992,783 (GRCm39) probably benign Het
Mex3b A T 7: 82,518,312 (GRCm39) E209V probably damaging Het
Mrgprx3-ps T C 7: 46,959,154 (GRCm39) E279G possibly damaging Het
Ms4a20 A T 19: 11,093,801 (GRCm39) Y10* probably null Het
Nfe2l1 A T 11: 96,718,439 (GRCm39) L32Q probably damaging Het
Npas1 C T 7: 16,195,818 (GRCm39) V285I probably benign Het
Or5e1 T A 7: 108,354,781 (GRCm39) C239* probably null Het
Or5h19 C T 16: 58,856,456 (GRCm39) V215I probably benign Het
Or9i14 T C 19: 13,792,342 (GRCm39) N204S probably benign Het
Osr1 A G 12: 9,629,639 (GRCm39) T171A probably benign Het
Ppp3cb A T 14: 20,574,044 (GRCm39) C265S probably damaging Het
Pramel27 A G 4: 143,578,401 (GRCm39) I220M probably damaging Het
Sephs1 A G 2: 4,904,371 (GRCm39) T250A probably benign Het
Simc1 T C 13: 54,674,417 (GRCm39) Y922H probably damaging Het
Slc25a39 A G 11: 102,297,056 (GRCm39) F56L probably benign Het
Smg8 A G 11: 86,976,948 (GRCm39) L211P probably damaging Het
Sncaip A G 18: 53,040,400 (GRCm39) S805G probably benign Het
Sra1 T C 18: 36,809,662 (GRCm39) probably benign Het
Tas2r104 T G 6: 131,662,055 (GRCm39) D218A probably damaging Het
Unc45b A G 11: 82,802,686 (GRCm39) probably benign Het
Unc79 A G 12: 103,075,040 (GRCm39) probably null Het
Washc2 T A 6: 116,225,007 (GRCm39) L785* probably null Het
Zfp30 A G 7: 29,493,063 (GRCm39) E439G probably damaging Het
Zfp518a A G 19: 40,901,072 (GRCm39) T334A 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
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
R1489:Map1a UTSW 2 121,130,918 (GRCm39) missense possibly damaging 0.91
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'- CGAGAGGAGCTTTCAGTATGCAGAC -3'
(R):5'- TACCATCATCCCAGTGACTTCGGC -3'

Sequencing Primer
(F):5'- GCTTTCAGTATGCAGACATCTACG -3'
(R):5'- AGTGACTTCGGCCTGCTTC -3'
Posted On 2013-05-09