Incidental Mutation 'R4666:Psap'
ID 351946
Institutional Source Beutler Lab
Gene Symbol Psap
Ensembl Gene ENSMUSG00000004207
Gene Name prosaposin
Synonyms SGP-1
MMRRC Submission 041924-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4666 (G1)
Quality Score 225
Status Not validated
Chromosome 10
Chromosomal Location 60277627-60302597 bp(+) (GRCm38)
Type of Mutation missense
DNA Base Change (assembly) A to G at 60300545 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 486 (D486G)
Ref Sequence ENSEMBL: ENSMUSP00000137476 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000004316] [ENSMUST00000073242] [ENSMUST00000105461] [ENSMUST00000105462] [ENSMUST00000105463] [ENSMUST00000105464] [ENSMUST00000105465] [ENSMUST00000165878] [ENSMUST00000177779] [ENSMUST00000179238]
AlphaFold Q61207
Predicted Effect probably benign
Transcript: ENSMUST00000004316
AA Change: D485G

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000004316
Gene: ENSMUSG00000004207
AA Change: D485G

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
AA Change: D483G

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000101105
Gene: ENSMUSG00000004207
AA Change: D483G

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 noncoding transcript
Transcript: ENSMUST00000128249
Predicted Effect noncoding transcript
Transcript: ENSMUST00000135638
Predicted Effect noncoding transcript
Transcript: ENSMUST00000151194
Predicted Effect noncoding transcript
Transcript: ENSMUST00000153525
Predicted Effect noncoding transcript
Transcript: ENSMUST00000156501
Predicted Effect probably benign
Transcript: ENSMUST00000165878
AA Change: D480G

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000126407
Gene: ENSMUSG00000004207
AA Change: D480G

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 probably benign
Transcript: ENSMUST00000177779
AA Change: D486G

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000137286
Gene: ENSMUSG00000004207
AA Change: D486G

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: ENSMUST00000179238
AA Change: D486G

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000137476
Gene: ENSMUSG00000004207
AA Change: D486G

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
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.8%
Validation Efficiency
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: 100 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2410137M14Rik G A 17: 36,978,902 S12L probably benign Het
4921507P07Rik G T 6: 50,595,828 T35K possibly damaging Het
4931406P16Rik T C 7: 34,284,773 M142V probably damaging Het
Abce1 A G 8: 79,687,486 V532A probably damaging Het
Adamts12 T A 15: 11,311,492 N1278K probably benign Het
Adipor1 T A 1: 134,424,905 I138N probably damaging Het
Aox2 C T 1: 58,304,597 Q480* probably null Het
Arhgef38 C T 3: 133,140,772 probably null Het
Atmin A G 8: 116,957,959 D786G probably damaging Het
Capn1 A T 19: 6,011,015 N253K probably benign Het
Cdh8 T C 8: 99,024,902 T728A possibly damaging Het
Celsr1 A G 15: 86,030,494 S1093P probably damaging Het
Cep135 C A 5: 76,616,854 P560T probably benign Het
Chfr C T 5: 110,144,867 Q167* probably null Het
Chrna4 A G 2: 181,037,493 S54P probably damaging Het
Cntln A G 4: 84,971,216 N312S probably benign Het
Cntn6 A G 6: 104,728,284 E154G probably benign Het
Col6a6 T A 9: 105,767,342 Y1249F possibly damaging Het
Cpsf2 T C 12: 101,983,207 S61P probably damaging Het
Cpvl C T 6: 53,931,933 E282K probably benign Het
Cryba2 C T 1: 74,890,048 D179N probably benign Het
Daglb A T 5: 143,503,349 R654W probably damaging Het
Dennd3 A G 15: 73,570,860 D1244G probably damaging Het
Dhx57 T C 17: 80,274,961 E405G probably damaging Het
Dnah10 T C 5: 124,828,472 M4060T possibly damaging Het
Dph1 A G 11: 75,181,330 S238P probably damaging Het
Duox1 C T 2: 122,319,475 P116S probably benign Het
Ebf1 A G 11: 44,991,557 N447D probably damaging Het
Epg5 A G 18: 78,012,864 N1751S probably benign Het
Exoc6 A G 19: 37,570,505 D75G probably damaging Het
Extl2 T A 3: 116,024,207 I70N probably damaging Het
Fam129c G T 8: 71,603,825 E390* probably null Het
Fanca T C 8: 123,268,972 T1364A probably damaging Het
Fbln7 T A 2: 128,894,910 probably null Het
Foxa3 G T 7: 19,014,372 C275* probably null Het
Foxred1 C T 9: 35,210,855 probably benign Het
Galr2 A G 11: 116,283,629 T362A probably benign Het
Garem2 C A 5: 30,114,667 R376S probably damaging Het
Gatc T A 5: 115,335,547 N111I probably benign Het
Gjb4 C A 4: 127,351,778 K123N probably damaging Het
Gm14025 T C 2: 129,038,230 H592R probably benign Het
Gm9894 T C 13: 67,765,094 noncoding transcript Het
Gtdc1 T C 2: 44,591,925 N301S probably benign Het
Gtf2ird1 T A 5: 134,383,902 E55V probably damaging Het
Gtsf1 T C 15: 103,421,205 I96V probably benign Het
Homer1 T A 13: 93,402,159 I170N probably damaging Het
Homer3 G A 8: 70,290,143 probably null Het
Hoxb9 A G 11: 96,274,831 K242R possibly damaging Het
Ifna14 T C 4: 88,571,336 R155G probably benign Het
Lrrc7 GAAGTTGTTTGGAGATTCTTATCTTA GA 3: 158,318,408 probably benign Het
Lsm11 A G 11: 45,933,813 S296P probably damaging Het
Macrod2 T C 2: 142,217,599 L265P probably damaging Het
Mcu G A 10: 59,456,699 L53F probably damaging Het
Mpv17l2 A G 8: 70,760,415 V104A possibly damaging Het
Myh10 G A 11: 68,801,730 probably null Het
Nemf T C 12: 69,312,280 E1031G probably damaging Het
Nhsl1 G A 10: 18,531,405 S1395N probably damaging Het
Nlrp2 T A 7: 5,319,189 I82F probably benign Het
Nlrp4e T A 7: 23,336,780 L686* probably null Het
Nudt12os T A 17: 59,024,551 noncoding transcript Het
Olfr1122 T A 2: 87,387,876 I57K probably damaging Het
Olfr16 G A 1: 172,957,590 S265N probably benign Het
Olfr180 T C 16: 58,916,584 D19G probably benign Het
Olfr205 A G 16: 59,329,210 Y100H possibly damaging Het
Olfr93 A T 17: 37,151,379 S44T possibly damaging Het
Olfr944 T A 9: 39,217,846 M163K probably damaging Het
Pde7a T C 3: 19,260,256 T59A probably damaging Het
Pde7b A C 10: 20,438,750 D203E probably damaging Het
Phkg2 T A 7: 127,577,984 I94N possibly damaging Het
Pik3r2 G A 8: 70,768,859 T667I possibly damaging Het
Pitx3 T A 19: 46,137,101 H68L possibly damaging Het
Prcd A G 11: 116,668,164 probably benign Het
Prune2 C T 19: 17,120,188 R1019* probably null Het
Purb A T 11: 6,475,615 V91E probably damaging Het
Recql C A 6: 142,376,841 V112F probably damaging Het
Rptor A T 11: 119,743,882 I175F probably damaging Het
Sbf1 C T 15: 89,295,246 V1385M probably damaging Het
Serpinb13 C T 1: 106,982,844 S66L probably damaging Het
Slc35f6 T C 5: 30,655,613 L37P probably damaging Het
Slc6a3 T A 13: 73,538,581 N22K possibly damaging Het
Sorl1 A T 9: 42,004,051 M1294K probably damaging Het
Sp6 C A 11: 97,021,875 A138E probably benign Het
Spag8 G T 4: 43,653,408 probably benign Het
Spon1 T A 7: 114,028,969 M320K probably benign Het
Tceanc2 A T 4: 107,165,560 S77T probably damaging Het
Thsd7a T A 6: 12,337,314 T1235S possibly damaging Het
Thsd7a T A 6: 12,504,013 I381F possibly damaging Het
Tmc4 T C 7: 3,671,271 probably null Het
Tmprss11d T C 5: 86,309,401 D133G probably damaging Het
Trav13n-3 T A 14: 53,337,496 V65D probably damaging Het
Trpm1 G T 7: 64,203,034 L65F probably damaging Het
Tyk2 C T 9: 21,114,207 A741T probably damaging Het
Ube2v1 T A 2: 167,610,377 Y102F probably damaging Het
Uckl1 A T 2: 181,574,868 S95T possibly damaging Het
Uhrf1bp1 G T 17: 27,893,503 W1222L possibly damaging Het
Vcan C A 13: 89,679,934 W2171L probably damaging Het
Vmn1r64 T C 7: 5,884,358 N62S probably damaging Het
Vmn2r67 T C 7: 85,150,623 D469G probably benign Het
Vps13b A G 15: 35,640,544 S1352G probably benign Het
Zbtb38 C T 9: 96,688,383 R216H probably damaging Het
Other mutations in Psap
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00926:Psap APN 10 60292536 missense probably damaging 1.00
IGL01100:Psap APN 10 60299929 missense probably benign 0.03
IGL01122:Psap APN 10 60299474 missense probably benign 0.04
IGL02544:Psap APN 10 60300626 splice site probably benign
twerk UTSW 10 60300851 missense probably damaging 1.00
R0591:Psap UTSW 10 60300855 missense possibly damaging 0.65
R0624:Psap UTSW 10 60299566 splice site probably benign
R1018:Psap UTSW 10 60300811 missense probably damaging 1.00
R1896:Psap UTSW 10 60295046 nonsense probably null
R3161:Psap UTSW 10 60277753 missense possibly damaging 0.95
R3162:Psap UTSW 10 60277753 missense possibly damaging 0.95
R3162:Psap UTSW 10 60277753 missense possibly damaging 0.95
R3615:Psap UTSW 10 60294603 missense probably benign 0.06
R3616:Psap UTSW 10 60294603 missense probably benign 0.06
R4622:Psap UTSW 10 60300851 missense probably damaging 1.00
R4623:Psap UTSW 10 60300851 missense probably damaging 1.00
R5131:Psap UTSW 10 60299957 missense possibly damaging 0.72
R5203:Psap UTSW 10 60294975 missense probably damaging 1.00
R5251:Psap UTSW 10 60301700 missense probably damaging 0.99
R5511:Psap UTSW 10 60299180 missense possibly damaging 0.51
R5764:Psap UTSW 10 60293406 missense probably benign 0.18
R6207:Psap UTSW 10 60300538 missense probably damaging 1.00
R7003:Psap UTSW 10 60299497 missense probably damaging 1.00
R7494:Psap UTSW 10 60299496 missense probably benign 0.00
R7525:Psap UTSW 10 60299474 missense probably benign 0.04
R7711:Psap UTSW 10 60299855 missense probably damaging 0.96
R8252:Psap UTSW 10 60277689 start gained probably benign
R8894:Psap UTSW 10 60299957 missense possibly damaging 0.72
R9062:Psap UTSW 10 60295958 missense possibly damaging 0.49
R9756:Psap UTSW 10 60295004 missense possibly damaging 0.70
X0019:Psap UTSW 10 60299915 missense probably damaging 0.96
Predicted Primers PCR Primer
(F):5'- CGTGTCCGTTCACTGCTAATG -3'
(R):5'- TTCAGAGCTGAGACCGAAGC -3'

Sequencing Primer
(F):5'- CACTGCTAATGTTCCAGTGTG -3'
(R):5'- GAGCTGAGACCGAAGCACTTC -3'
Posted On 2015-10-08