Incidental Mutation 'R0624:Psap'
ID 58821
Institutional Source Beutler Lab
Gene Symbol Psap
Ensembl Gene ENSMUSG00000004207
Gene Name prosaposin
Synonyms SGP-1
MMRRC Submission 038813-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0624 (G1)
Quality Score 173
Status Validated
Chromosome 10
Chromosomal Location 60113449-60138376 bp(+) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) T to G at 60135345 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000137476 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000004316] [ENSMUST00000073242] [ENSMUST00000105461] [ENSMUST00000105462] [ENSMUST00000105463] [ENSMUST00000105464] [ENSMUST00000105465] [ENSMUST00000179238] [ENSMUST00000177779] [ENSMUST00000165878]
AlphaFold Q61207
Predicted Effect probably benign
Transcript: ENSMUST00000004316
SMART Domains Protein: ENSMUSP00000004316
Gene: ENSMUSG00000004207

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
SAPA 21 54 1.4e-18 SMART
SapB 61 138 1.87e-27 SMART
SapB 195 272 1.2e-16 SMART
SapB 314 389 2.07e-20 SMART
low complexity region 412 430 N/A INTRINSIC
SapB 439 514 3.84e-24 SMART
SAPA 523 556 3.19e-22 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000073242
SMART Domains Protein: ENSMUSP00000072973
Gene: ENSMUSG00000012819

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
CA 55 130 5.15e-13 SMART
CA 154 234 3.19e-18 SMART
CA 258 346 2.03e-11 SMART
CA 371 458 8.11e-11 SMART
CA 482 559 1.04e-22 SMART
CA 583 669 3.55e-25 SMART
CA 693 776 2.04e-25 SMART
CA 800 888 5.03e-16 SMART
CA 912 993 1.05e-27 SMART
CA 1017 1100 1.99e-19 SMART
CA 1124 1206 6.94e-19 SMART
CA 1231 1311 1.99e-19 SMART
CA 1335 1415 1.21e-18 SMART
CA 1440 1524 2.38e-26 SMART
CA 1549 1631 6.27e-26 SMART
CA 1656 1741 6.99e-24 SMART
CA 1765 1848 3.49e-24 SMART
CA 1872 1956 2.78e-18 SMART
CA 1984 2066 5.6e-14 SMART
CA 2090 2171 2.59e-27 SMART
CA 2195 2290 2.87e-11 SMART
CA 2317 2399 1.01e-20 SMART
CA 2423 2506 1.09e-25 SMART
CA 2530 2608 7.91e-23 SMART
CA 2634 2719 1.06e-23 SMART
CA 2750 2843 2e-10 SMART
Blast:CA 2867 2956 4e-51 BLAST
transmembrane domain 3067 3089 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000105461
SMART Domains Protein: ENSMUSP00000101101
Gene: ENSMUSG00000012819

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
CA 55 130 5.15e-13 SMART
CA 154 234 3.19e-18 SMART
CA 258 346 2.03e-11 SMART
CA 371 458 1.25e-11 SMART
CA 482 559 1.04e-22 SMART
CA 583 669 3.55e-25 SMART
CA 693 776 2.04e-25 SMART
CA 800 888 5.03e-16 SMART
CA 912 993 1.05e-27 SMART
CA 1017 1100 1.99e-19 SMART
CA 1124 1206 6.94e-19 SMART
CA 1231 1311 1.99e-19 SMART
CA 1335 1416 5.26e-19 SMART
CA 1441 1525 2.38e-26 SMART
CA 1550 1632 6.27e-26 SMART
CA 1657 1742 6.99e-24 SMART
CA 1766 1849 3.49e-24 SMART
CA 1873 1957 2.78e-18 SMART
CA 1985 2067 5.6e-14 SMART
CA 2091 2172 2.59e-27 SMART
CA 2196 2291 2.87e-11 SMART
CA 2318 2400 1.01e-20 SMART
CA 2424 2507 1.09e-25 SMART
CA 2531 2609 7.91e-23 SMART
CA 2635 2720 1.06e-23 SMART
CA 2751 2844 2e-10 SMART
Blast:CA 2868 2957 4e-51 BLAST
transmembrane domain 3068 3090 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000105462
SMART Domains Protein: ENSMUSP00000101102
Gene: ENSMUSG00000012819

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
CA 55 130 5.15e-13 SMART
CA 154 234 3.19e-18 SMART
CA 261 349 2.03e-11 SMART
CA 374 461 8.11e-11 SMART
CA 485 562 1.04e-22 SMART
CA 586 672 3.55e-25 SMART
CA 696 779 2.04e-25 SMART
CA 803 891 5.03e-16 SMART
CA 915 996 1.05e-27 SMART
CA 1020 1103 1.99e-19 SMART
CA 1127 1209 6.94e-19 SMART
CA 1234 1314 1.99e-19 SMART
CA 1338 1418 1.21e-18 SMART
CA 1443 1527 2.38e-26 SMART
CA 1552 1634 6.27e-26 SMART
CA 1659 1744 6.99e-24 SMART
CA 1768 1851 3.49e-24 SMART
CA 1875 1959 2.78e-18 SMART
CA 1987 2069 5.6e-14 SMART
CA 2093 2174 2.59e-27 SMART
CA 2198 2293 2.87e-11 SMART
CA 2320 2402 1.01e-20 SMART
CA 2426 2509 1.09e-25 SMART
CA 2533 2611 7.91e-23 SMART
CA 2637 2722 1.06e-23 SMART
CA 2753 2846 2e-10 SMART
Blast:CA 2870 2959 4e-51 BLAST
transmembrane domain 3070 3092 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000105463
SMART Domains Protein: ENSMUSP00000101103
Gene: ENSMUSG00000012819

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
CA 55 130 5.15e-13 SMART
CA 154 234 3.19e-18 SMART
CA 258 346 2.03e-11 SMART
CA 371 458 1.25e-11 SMART
CA 482 559 1.04e-22 SMART
CA 583 669 3.55e-25 SMART
CA 693 776 2.04e-25 SMART
CA 800 888 5.03e-16 SMART
CA 912 993 1.05e-27 SMART
CA 1017 1100 1.99e-19 SMART
CA 1124 1206 6.94e-19 SMART
CA 1231 1311 1.99e-19 SMART
CA 1335 1416 5.26e-19 SMART
CA 1441 1525 2.38e-26 SMART
CA 1550 1632 6.27e-26 SMART
CA 1657 1742 6.99e-24 SMART
CA 1766 1849 3.49e-24 SMART
CA 1873 1957 2.78e-18 SMART
CA 1985 2067 5.6e-14 SMART
CA 2091 2172 2.59e-27 SMART
CA 2196 2291 2.87e-11 SMART
CA 2318 2400 1.01e-20 SMART
CA 2424 2507 1.09e-25 SMART
CA 2531 2609 7.91e-23 SMART
CA 2635 2720 1.06e-23 SMART
CA 2751 2844 2e-10 SMART
Blast:CA 2868 2957 4e-51 BLAST
transmembrane domain 3068 3090 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000105464
SMART Domains Protein: ENSMUSP00000101104
Gene: ENSMUSG00000012819

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
CA 55 130 5.15e-13 SMART
CA 154 234 3.19e-18 SMART
CA 258 346 2.03e-11 SMART
CA 371 456 3.58e-12 SMART
CA 480 557 1.04e-22 SMART
CA 581 667 3.55e-25 SMART
CA 691 774 2.04e-25 SMART
CA 798 886 5.03e-16 SMART
CA 910 991 1.05e-27 SMART
CA 1015 1098 1.99e-19 SMART
CA 1122 1204 6.94e-19 SMART
CA 1229 1309 1.99e-19 SMART
CA 1333 1414 5.26e-19 SMART
CA 1439 1523 2.38e-26 SMART
CA 1548 1630 6.27e-26 SMART
CA 1655 1740 6.99e-24 SMART
CA 1764 1847 3.49e-24 SMART
CA 1871 1955 2.78e-18 SMART
CA 1983 2065 5.6e-14 SMART
CA 2089 2170 2.59e-27 SMART
CA 2194 2289 2.87e-11 SMART
CA 2316 2398 1.01e-20 SMART
CA 2422 2505 1.09e-25 SMART
CA 2529 2607 7.91e-23 SMART
CA 2633 2718 1.06e-23 SMART
CA 2749 2842 2e-10 SMART
Blast:CA 2866 2955 3e-51 BLAST
transmembrane domain 3066 3088 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000105465
SMART Domains Protein: ENSMUSP00000101105
Gene: ENSMUSG00000004207

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
SAPA 21 54 1.4e-18 SMART
SapB 61 138 1.87e-27 SMART
SapB 195 270 2.76e-16 SMART
SapB 312 387 2.07e-20 SMART
low complexity region 410 428 N/A INTRINSIC
SapB 437 512 3.84e-24 SMART
SAPA 521 554 3.19e-22 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000179238
SMART Domains Protein: ENSMUSP00000137476
Gene: ENSMUSG00000004207

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
SAPA 21 54 1.4e-18 SMART
SapB 61 138 1.87e-27 SMART
SapB 195 273 8.5e-17 SMART
SapB 315 390 2.07e-20 SMART
low complexity region 413 431 N/A INTRINSIC
SapB 440 515 3.84e-24 SMART
SAPA 524 557 3.19e-22 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000177779
SMART Domains Protein: ENSMUSP00000137286
Gene: ENSMUSG00000004207

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
SAPA 21 54 1.4e-18 SMART
SapB 61 138 1.87e-27 SMART
SapB 195 273 2.37e-15 SMART
SapB 315 390 2.07e-20 SMART
low complexity region 413 431 N/A INTRINSIC
SapB 440 515 3.84e-24 SMART
SAPA 524 557 3.19e-22 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000165878
SMART Domains Protein: ENSMUSP00000126407
Gene: ENSMUSG00000004207

DomainStartEndE-ValueType
SAPA 18 51 1.4e-18 SMART
SapB 58 135 1.87e-27 SMART
SapB 192 267 2.76e-16 SMART
SapB 309 384 2.07e-20 SMART
low complexity region 407 425 N/A INTRINSIC
SapB 434 509 3.84e-24 SMART
SAPA 518 551 3.19e-22 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000156501
Predicted Effect noncoding transcript
Transcript: ENSMUST00000135638
Predicted Effect noncoding transcript
Transcript: ENSMUST00000153525
Predicted Effect noncoding transcript
Transcript: ENSMUST00000128249
Predicted Effect noncoding transcript
Transcript: ENSMUST00000151194
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 99.0%
  • 10x: 97.8%
  • 20x: 96.2%
Validation Efficiency 98% (88/90)
MGI Phenotype FUNCTION: This gene encodes a multifunctional glycoprotein that plays a role in the intracellular metabolism of various sphingolipids or secreted into the plasma, milk or cerebrospinal fluid. The encoded protein undergoes proteolytic processing to generate four different polypeptides known as saposin A, B, C or D, that are required for the hydrolysis of certain sphingolipids by lysosomal hydrolases. Alternately, the encoded protein is secreted into body fluids where it exhibits neurotrophic and myelinotrophic activities. A complete lack of the encoded protein is fatal to mice either at the neonatal stage or within the first month due to severe leukodystrophy and sphingolipid accumulation. Alternative splicing results in multiple transcript variants encoding different isoforms that may undergo similar processing to generate the mature saposins. [provided by RefSeq, Sep 2015]
PHENOTYPE: Homozygotes for a targeted null mutation die either neonatally or around 7 weeks. At 30 days, mutants show hypomyelination, PAS-positive material in the nervous system, and accumulation of ceramides in brain, liver, and kidney. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 88 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca9 T A 11: 110,030,446 (GRCm39) D767V probably damaging Het
Add1 T A 5: 34,763,197 (GRCm39) N128K probably damaging Het
Ado A T 10: 67,384,058 (GRCm39) D182E probably benign Het
Anapc4 T A 5: 53,002,761 (GRCm39) probably benign Het
Ano10 A G 9: 122,088,661 (GRCm39) probably benign Het
Apba2 A G 7: 64,364,263 (GRCm39) probably null Het
Apc2 A G 10: 80,150,417 (GRCm39) T1795A probably benign Het
Atp4a A G 7: 30,418,424 (GRCm39) N571D probably benign Het
Birc6 A G 17: 74,887,344 (GRCm39) N891D probably benign Het
Bltp2 G A 11: 78,159,283 (GRCm39) E494K probably damaging Het
Car3 G T 3: 14,931,864 (GRCm39) M78I probably benign Het
Cc2d2a A T 5: 43,887,371 (GRCm39) H1267L probably benign Het
Cdk18 A G 1: 132,046,610 (GRCm39) L192P probably damaging Het
Cdk9 A T 2: 32,599,836 (GRCm39) Y134N probably damaging Het
Ceacam5 A T 7: 17,448,888 (GRCm39) T85S probably benign Het
Cenpe A G 3: 134,952,347 (GRCm39) T1403A probably benign Het
Chd8 C T 14: 52,457,214 (GRCm39) G918D possibly damaging Het
Csnk1e T A 15: 79,304,098 (GRCm39) probably benign Het
Dctpp1 A T 7: 126,856,365 (GRCm39) I119N probably damaging Het
Defb34 T A 8: 19,173,784 (GRCm39) F6Y unknown Het
Dnai4 T C 4: 102,930,054 (GRCm39) probably benign Het
Dvl1 C G 4: 155,939,232 (GRCm39) N248K probably damaging Het
Dync1h1 T C 12: 110,618,181 (GRCm39) probably benign Het
Dync2i1 T C 12: 116,211,910 (GRCm39) D199G probably damaging Het
Eml5 T A 12: 98,831,738 (GRCm39) R407W probably damaging Het
Epb41l5 T C 1: 119,551,688 (GRCm39) D99G probably damaging Het
Fat1 A T 8: 45,504,205 (GRCm39) N4566I possibly damaging Het
Gm21834 T C 17: 58,049,015 (GRCm39) E67G possibly damaging Het
Gsap T A 5: 21,458,949 (GRCm39) probably null Het
Guf1 T C 5: 69,715,923 (GRCm39) I108T probably damaging Het
Hsd3b5 T C 3: 98,526,720 (GRCm39) D242G probably damaging Het
Kcna7 A G 7: 45,059,114 (GRCm39) D467G probably null Het
Lars1 A G 18: 42,375,849 (GRCm39) probably benign Het
Lrrc56 A T 7: 140,786,366 (GRCm39) D248V probably damaging Het
Map3k14 T A 11: 103,133,117 (GRCm39) E27V possibly damaging Het
Med12l G A 3: 58,945,123 (GRCm39) W116* probably null Het
Mgll A G 6: 88,702,799 (GRCm39) R33G probably damaging Het
Mmp13 A G 9: 7,280,221 (GRCm39) S384G possibly damaging Het
Nalcn C T 14: 123,607,444 (GRCm39) C675Y probably benign Het
Nrxn1 A G 17: 91,396,117 (GRCm39) L13P unknown Het
Ocstamp A G 2: 165,239,772 (GRCm39) V138A probably damaging Het
Or12e8 T G 2: 87,188,026 (GRCm39) Y79* probably null Het
Or2z8 T A 8: 72,812,006 (GRCm39) S161T possibly damaging Het
Or4a68 A G 2: 89,270,482 (GRCm39) V47A possibly damaging Het
Or4f7 T C 2: 111,645,056 (GRCm39) N5S probably damaging Het
Or5p51 A G 7: 107,444,323 (GRCm39) S206P possibly damaging Het
Or9i1b T G 19: 13,896,808 (GRCm39) C141W probably damaging Het
Patj T C 4: 98,569,472 (GRCm39) probably benign Het
Pcdhb22 A G 18: 37,651,780 (GRCm39) I83V probably benign Het
Pclo A G 5: 14,719,670 (GRCm39) E1269G unknown Het
Plagl2 T C 2: 153,077,973 (GRCm39) T3A probably benign Het
Plcb1 C T 2: 135,136,831 (GRCm39) P309S possibly damaging Het
Pld3 A T 7: 27,239,000 (GRCm39) L175Q possibly damaging Het
Prrx1 A G 1: 163,075,974 (GRCm39) probably benign Het
Ptgfr G A 3: 151,540,839 (GRCm39) T223M probably damaging Het
Reep2 A T 18: 34,973,824 (GRCm39) I6F probably benign Het
Rraga A G 4: 86,494,454 (GRCm39) E100G probably benign Het
Rrm2b T C 15: 37,931,889 (GRCm39) D37G probably benign Het
Rtl1 T C 12: 109,559,153 (GRCm39) I895M probably damaging Het
Ryr1 G A 7: 28,774,034 (GRCm39) A2445V probably damaging Het
Sbf1 C T 15: 89,186,532 (GRCm39) D898N possibly damaging Het
Sh3d19 G A 3: 86,022,213 (GRCm39) V548I possibly damaging Het
Shf C A 2: 122,199,116 (GRCm39) probably benign Het
Sipa1l3 T C 7: 29,086,676 (GRCm39) E638G probably damaging Het
Slc13a3 G T 2: 165,253,807 (GRCm39) P449T probably damaging Het
Slc2a13 C T 15: 91,234,215 (GRCm39) V374I possibly damaging Het
Slc4a7 T C 14: 14,794,059 (GRCm38) probably null Het
Slc7a2 T A 8: 41,361,568 (GRCm39) S414T probably benign Het
Slc9c1 A G 16: 45,393,719 (GRCm39) E554G probably benign Het
Smad2 T C 18: 76,433,064 (GRCm39) I332T probably damaging Het
Snrnp40 C T 4: 130,256,451 (GRCm39) P59S probably damaging Het
Sorcs2 A T 5: 36,222,777 (GRCm39) I154N probably damaging Het
Sort1 G A 3: 108,255,946 (GRCm39) G631S probably damaging Het
Sox10 T C 15: 79,043,586 (GRCm39) D149G possibly damaging Het
Spn C T 7: 126,735,380 (GRCm39) V376M possibly damaging Het
Tacc2 A G 7: 130,179,239 (GRCm39) D9G probably damaging Het
Tapt1 T G 5: 44,334,448 (GRCm39) L514F possibly damaging Het
Tcf3 A G 10: 80,249,168 (GRCm39) L480P probably damaging Het
Tenm4 G C 7: 96,423,227 (GRCm39) G637A probably damaging Het
Tex14 T A 11: 87,411,525 (GRCm39) N950K probably benign Het
Tgfbrap1 T G 1: 43,098,289 (GRCm39) H497P probably benign Het
Tnfrsf18 A T 4: 156,110,986 (GRCm39) Y48F possibly damaging Het
Tnxb A C 17: 34,902,522 (GRCm39) H1002P probably damaging Het
Ttn A G 2: 76,593,571 (GRCm39) probably benign Het
Ugt2b34 C G 5: 87,041,591 (GRCm39) probably null Het
Vldlr A G 19: 27,215,663 (GRCm39) D220G possibly damaging Het
Vmn1r33 A T 6: 66,589,121 (GRCm39) Y144* probably null Het
Xrcc4 T C 13: 90,140,594 (GRCm39) E205G possibly damaging Het
Other mutations in Psap
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00926:Psap APN 10 60,128,316 (GRCm39) missense probably damaging 1.00
IGL01100:Psap APN 10 60,135,708 (GRCm39) missense probably benign 0.03
IGL01122:Psap APN 10 60,135,253 (GRCm39) missense probably benign 0.04
IGL02544:Psap APN 10 60,136,405 (GRCm39) splice site probably benign
twerk UTSW 10 60,136,630 (GRCm39) missense probably damaging 1.00
R0591:Psap UTSW 10 60,136,634 (GRCm39) missense possibly damaging 0.65
R1018:Psap UTSW 10 60,136,590 (GRCm39) missense probably damaging 1.00
R1896:Psap UTSW 10 60,130,826 (GRCm39) nonsense probably null
R3161:Psap UTSW 10 60,113,575 (GRCm39) missense possibly damaging 0.95
R3162:Psap UTSW 10 60,113,575 (GRCm39) missense possibly damaging 0.95
R3162:Psap UTSW 10 60,113,575 (GRCm39) missense possibly damaging 0.95
R3615:Psap UTSW 10 60,130,383 (GRCm39) missense probably benign 0.06
R3616:Psap UTSW 10 60,130,383 (GRCm39) missense probably benign 0.06
R4622:Psap UTSW 10 60,136,630 (GRCm39) missense probably damaging 1.00
R4623:Psap UTSW 10 60,136,630 (GRCm39) missense probably damaging 1.00
R4666:Psap UTSW 10 60,136,324 (GRCm39) missense probably benign
R5131:Psap UTSW 10 60,135,736 (GRCm39) missense possibly damaging 0.72
R5203:Psap UTSW 10 60,130,755 (GRCm39) missense probably damaging 1.00
R5251:Psap UTSW 10 60,137,479 (GRCm39) missense probably damaging 0.99
R5511:Psap UTSW 10 60,134,959 (GRCm39) missense possibly damaging 0.51
R5764:Psap UTSW 10 60,129,186 (GRCm39) missense probably benign 0.18
R6207:Psap UTSW 10 60,136,317 (GRCm39) missense probably damaging 1.00
R7003:Psap UTSW 10 60,135,276 (GRCm39) missense probably damaging 1.00
R7494:Psap UTSW 10 60,135,275 (GRCm39) missense probably benign 0.00
R7525:Psap UTSW 10 60,135,253 (GRCm39) missense probably benign 0.04
R7711:Psap UTSW 10 60,135,634 (GRCm39) missense probably damaging 0.96
R8252:Psap UTSW 10 60,113,511 (GRCm39) start gained probably benign
R8894:Psap UTSW 10 60,135,736 (GRCm39) missense possibly damaging 0.72
R9062:Psap UTSW 10 60,131,738 (GRCm39) missense possibly damaging 0.49
R9756:Psap UTSW 10 60,130,784 (GRCm39) missense possibly damaging 0.70
X0019:Psap UTSW 10 60,135,694 (GRCm39) missense probably damaging 0.96
Predicted Primers PCR Primer
(F):5'- GTTCTCTGCCGACTGGAACAGATAC -3'
(R):5'- CATCAGACTGGAGCTGGACACAAAG -3'

Sequencing Primer
(F):5'- GAGGAGTTCTATACGTGCCCATAATC -3'
(R):5'- CTGGACACAAAGAAGAGATGC -3'
Posted On 2013-07-11