Incidental Mutation 'R2254:Map1a'
ID 241852
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 040254-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.269) question?
Stock # R2254 (G1)
Quality Score 225
Status Not validated
Chromosome 2
Chromosomal Location 121120081-121141313 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 121134272 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 1458 (D1458G)
Ref Sequence ENSEMBL: ENSMUSP00000106269 (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: D1696G

PolyPhen 2 Score 0.004 (Sensitivity: 0.98; Specificity: 0.59)
SMART Domains Protein: ENSMUSP00000092223
Gene: ENSMUSG00000027254
AA Change: D1696G

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 possibly damaging
Transcript: ENSMUST00000110639
AA Change: D1458G

PolyPhen 2 Score 0.710 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000106269
Gene: ENSMUSG00000027254
AA Change: D1458G

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
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.7%
Validation Efficiency
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
Actn2 T C 13: 12,311,365 (GRCm39) E260G probably benign Het
AI429214 G T 8: 37,460,920 (GRCm39) D23Y possibly damaging Het
Alms1 A G 6: 85,596,830 (GRCm39) Y1021C probably damaging Het
Ang5 A G 14: 44,200,074 (GRCm39) D46G probably benign Het
Ano9 T A 7: 140,683,003 (GRCm39) D635V probably benign Het
Apob C T 12: 8,061,256 (GRCm39) T3246I possibly damaging Het
Arhgef25 T C 10: 127,025,390 (GRCm39) E63G probably benign Het
B3gnt4 A C 5: 123,649,342 (GRCm39) I236L probably damaging Het
Bmper T A 9: 23,292,759 (GRCm39) I356N possibly damaging Het
Capn3 A G 2: 120,331,732 (GRCm39) E614G probably benign Het
Ccdc90b T A 7: 92,221,776 (GRCm39) H118Q probably damaging Het
Cdcp3 G T 7: 130,824,634 (GRCm39) C243F probably damaging Het
Cdh2 A T 18: 16,776,985 (GRCm39) probably null Het
Chmp7 C T 14: 69,958,405 (GRCm39) V255I probably damaging Het
Dnhd1 T A 7: 105,352,979 (GRCm39) S2711T probably damaging Het
Gabrg1 T A 5: 70,939,707 (GRCm39) K137* probably null Het
Gdi2 T A 13: 3,604,400 (GRCm39) probably null Het
Glyr1 A G 16: 4,836,877 (GRCm39) V429A probably benign Het
Gm5938 T A X: 77,172,161 (GRCm39) probably null Het
Golt1b T C 6: 142,341,979 (GRCm39) L121P probably damaging Het
Gpi1 T C 7: 33,902,302 (GRCm39) N471S probably damaging Het
Ifi204 G A 1: 173,589,296 (GRCm39) T45M possibly damaging Het
Il18r1 A G 1: 40,530,380 (GRCm39) N369S possibly damaging Het
Kcnh1 G T 1: 192,187,722 (GRCm39) probably null Het
Kitl G A 10: 99,915,993 (GRCm39) probably null Het
Krt33a A T 11: 99,905,004 (GRCm39) D167E possibly damaging Het
Lax1 A G 1: 133,607,971 (GRCm39) S257P probably damaging Het
Lepr T C 4: 101,672,309 (GRCm39) I1111T probably benign Het
Lrrcc1 G A 3: 14,612,315 (GRCm39) R356H probably damaging Het
Med11 T C 11: 70,342,921 (GRCm39) probably null Het
Mtmr2 T C 9: 13,707,353 (GRCm39) Y230H possibly damaging Het
Nup93 T C 8: 94,954,485 (GRCm39) probably null Het
Or51ag1 A G 7: 103,155,271 (GRCm39) V294A probably damaging Het
Ovch2 A G 7: 107,389,402 (GRCm39) V342A probably benign Het
Ovgp1 A G 3: 105,894,228 (GRCm39) probably benign Het
Oxtr A T 6: 112,466,067 (GRCm39) L231Q probably damaging Het
Prap1 A G 7: 139,676,075 (GRCm39) T30A probably damaging Het
Scg2 G A 1: 79,414,217 (GRCm39) P169S probably damaging Het
Scube2 A G 7: 109,424,666 (GRCm39) V549A possibly damaging Het
Slc22a12 A T 19: 6,592,571 (GRCm39) V57D possibly damaging Het
Slc22a28 A C 19: 8,041,858 (GRCm39) C450G probably benign Het
Tas2r120 A T 6: 132,634,572 (GRCm39) Q218L probably benign Het
Tbx15 A G 3: 99,259,190 (GRCm39) T354A possibly damaging Het
Trim24 A G 6: 37,935,612 (GRCm39) T868A probably benign Het
Ttn T A 2: 76,598,684 (GRCm39) M19410L possibly damaging Het
Ttn A T 2: 76,641,587 (GRCm39) L5176Q possibly damaging Het
Upb1 G A 10: 75,272,051 (GRCm39) R288H probably damaging Het
Wdr20rt T A 12: 65,273,007 (GRCm39) W56R probably damaging Het
Wdr62 T G 7: 29,967,328 (GRCm39) I309L probably damaging Het
Zer1 G A 2: 29,998,286 (GRCm39) L342F probably damaging Het
Zfp40 T C 17: 23,397,344 (GRCm39) D51G possibly damaging Het
Zfp64 G A 2: 168,768,662 (GRCm39) H317Y probably damaging 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
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
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'- ACAAGCCTGGAGGACAGCA -3'
(R):5'- GAGGCCTCATCCTTCTGTTC -3'

Sequencing Primer
(F):5'- CTGGAGGACAGCAGGATAAGACTTC -3'
(R):5'- GTTCTTTATCAACCTTGCTTCTGTG -3'
Posted On 2014-10-16