Incidental Mutation 'R6805:Iscu'
ID 533527
Institutional Source Beutler Lab
Gene Symbol Iscu
Ensembl Gene ENSMUSG00000025825
Gene Name iron-sulfur cluster assembly enzyme
Synonyms 2310020H20Rik, Nifun
MMRRC Submission 044918-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.954) question?
Stock # R6805 (G1)
Quality Score 225.009
Status Validated
Chromosome 5
Chromosomal Location 113910809-113916349 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 113913304 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 79 (I79N)
Ref Sequence ENSEMBL: ENSMUSP00000123237 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000019118] [ENSMUST00000026937] [ENSMUST00000112311] [ENSMUST00000112312] [ENSMUST00000123616] [ENSMUST00000145592] [ENSMUST00000145778] [ENSMUST00000197041]
AlphaFold Q9D7P6
Predicted Effect probably benign
Transcript: ENSMUST00000019118
SMART Domains Protein: ENSMUSP00000019118
Gene: ENSMUSG00000018974

DomainStartEndE-ValueType
low complexity region 2 10 N/A INTRINSIC
low complexity region 11 33 N/A INTRINSIC
low complexity region 42 50 N/A INTRINSIC
low complexity region 65 93 N/A INTRINSIC
HAT 127 159 1.76e1 SMART
HAT 165 196 4.82e-1 SMART
HAT 202 238 1.53e-3 SMART
low complexity region 269 281 N/A INTRINSIC
HAT 325 357 1.78e-4 SMART
HAT 360 392 7.83e-1 SMART
HAT 395 431 7.56e0 SMART
HAT 488 521 7.31e-1 SMART
coiled coil region 554 619 N/A INTRINSIC
low complexity region 626 640 N/A INTRINSIC
RRM 705 778 1.87e-14 SMART
RRM 802 874 3.2e-22 SMART
Pfam:LSM_int_assoc 877 937 3.1e-28 PFAM
Pfam:Lsm_interact 944 961 2e-9 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000026937
AA Change: I86N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000026937
Gene: ENSMUSG00000025825
AA Change: I86N

DomainStartEndE-ValueType
low complexity region 2 27 N/A INTRINSIC
Pfam:NifU_N 35 161 3.9e-57 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000112311
AA Change: I86N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000107930
Gene: ENSMUSG00000025825
AA Change: I86N

DomainStartEndE-ValueType
low complexity region 2 27 N/A INTRINSIC
Pfam:NifU_N 35 149 1.1e-51 PFAM
low complexity region 170 188 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000112312
AA Change: I86N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000107931
Gene: ENSMUSG00000025825
AA Change: I86N

DomainStartEndE-ValueType
low complexity region 2 27 N/A INTRINSIC
Pfam:NifU_N 35 149 3.4e-49 PFAM
low complexity region 170 188 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000123616
SMART Domains Protein: ENSMUSP00000117973
Gene: ENSMUSG00000025825

DomainStartEndE-ValueType
low complexity region 2 27 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000134881
Predicted Effect probably damaging
Transcript: ENSMUST00000145592
AA Change: I79N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000123237
Gene: ENSMUSG00000025825
AA Change: I79N

DomainStartEndE-ValueType
Pfam:NifU_N 32 136 2.7e-48 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000145778
Predicted Effect probably benign
Transcript: ENSMUST00000197041
SMART Domains Protein: ENSMUSP00000143778
Gene: ENSMUSG00000018974

DomainStartEndE-ValueType
low complexity region 2 10 N/A INTRINSIC
low complexity region 11 33 N/A INTRINSIC
low complexity region 42 50 N/A INTRINSIC
low complexity region 65 93 N/A INTRINSIC
HAT 127 159 1.76e1 SMART
HAT 165 196 4.82e-1 SMART
HAT 202 238 1.53e-3 SMART
low complexity region 269 281 N/A INTRINSIC
Blast:HAT 292 323 1e-5 BLAST
HAT 325 357 1.33e-3 SMART
Meta Mutation Damage Score 0.9746 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.8%
  • 20x: 97.1%
Validation Efficiency 98% (62/63)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a component of the iron-sulfur (Fe-S) cluster scaffold. Fe-S clusters are cofactors that play a role in the function of a diverse set of enzymes, including those that regulate metabolism, iron homeostasis, and oxidative stress response. Alternative splicing results in transcript variants encoding different protein isoforms that localize either to the cytosol or to the mitochondrion. Mutations in this gene have been found in patients with hereditary myopathy with lactic acidosis. A disease-associated mutation in an intron may activate a cryptic splice site, resulting in the production of a splice variant encoding a putatively non-functional protein. A pseudogene of this gene is present on chromosome 1. [provided by RefSeq, Feb 2016]
Allele List at MGI
Other mutations in this stock
Total: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930407I10Rik A G 15: 81,946,744 (GRCm39) T214A possibly damaging Het
A930009A15Rik G T 10: 115,415,810 (GRCm39) probably benign Het
Aadac A C 3: 59,944,757 (GRCm39) D143A probably benign Het
Acot10 T G 15: 20,665,452 (GRCm39) T430P probably benign Het
Adgrb3 T C 1: 25,865,253 (GRCm39) T197A possibly damaging Het
Bbs1 A G 19: 4,950,643 (GRCm39) I200T probably damaging Het
C1ra G A 6: 124,494,684 (GRCm39) E316K probably benign Het
Cadps G A 14: 12,467,103 (GRCm38) A943V probably damaging Het
Cc2d2a A G 5: 43,838,673 (GRCm39) E48G probably damaging Het
Clca3a1 A T 3: 144,724,428 (GRCm39) C211S probably damaging Het
Col18a1 A G 10: 76,890,073 (GRCm39) L1429P probably damaging Het
Cplane1 T C 15: 8,273,790 (GRCm39) V2591A probably benign Het
Cul2 T G 18: 3,421,263 (GRCm39) Y196D probably damaging Het
D630023F18Rik T C 1: 65,156,365 (GRCm39) S43G probably benign Het
Ddx39a G A 8: 84,449,766 (GRCm39) R427Q probably damaging Het
Def6 A G 17: 28,442,691 (GRCm39) T285A probably damaging Het
Defb21 T A 2: 152,416,789 (GRCm39) D88E probably benign Het
Defb6 A G 8: 19,278,117 (GRCm39) K63R probably benign Het
Dnph1 T C 17: 46,809,670 (GRCm39) S112P probably damaging Het
Dock10 T A 1: 80,564,407 (GRCm39) I467L probably benign Het
Dspp C A 5: 104,323,716 (GRCm39) H286Q probably benign Het
Eya1 T A 1: 14,253,501 (GRCm39) T459S probably benign Het
Faf1 T C 4: 109,719,049 (GRCm39) L385P probably damaging Het
Fbxw21 C A 9: 108,986,633 (GRCm39) R82L probably damaging Het
Fryl A G 5: 73,222,437 (GRCm39) V2048A probably benign Het
Galnt5 A T 2: 57,925,311 (GRCm39) D864V possibly damaging Het
Gata6 T G 18: 11,054,460 (GRCm39) S130A possibly damaging Het
Gbf1 G T 19: 46,250,946 (GRCm39) R434L probably damaging Het
Gga3 A G 11: 115,476,588 (GRCm39) F709L probably damaging Het
Hcar1 A G 5: 124,017,193 (GRCm39) V166A probably benign Het
Hexa T A 9: 59,471,220 (GRCm39) N491K possibly damaging Het
Hpse2 A T 19: 43,282,760 (GRCm39) C164* probably null Het
Ifi202b T C 1: 173,802,555 (GRCm39) Y93C probably damaging Het
Iftap T C 2: 101,396,804 (GRCm39) K192E probably benign Het
Jmjd7 T A 2: 119,861,804 (GRCm39) Y182* probably null Het
Jup A T 11: 100,274,284 (GRCm39) D135E probably benign Het
Kit T A 5: 75,813,468 (GRCm39) I881N probably damaging Het
Llgl1 T A 11: 60,593,691 (GRCm39) S55T probably benign Het
Lonp2 G A 8: 87,435,724 (GRCm39) M653I probably benign Het
Lrp8 T C 4: 107,711,517 (GRCm39) Y307H probably damaging Het
Med13 A T 11: 86,169,622 (GRCm39) M1914K possibly damaging Het
Ms4a1 A G 19: 11,230,537 (GRCm39) probably null Het
Naip1 A G 13: 100,563,849 (GRCm39) S439P probably benign Het
Nrg1 T C 8: 32,311,292 (GRCm39) R476G probably damaging Het
Or10ag59 T A 2: 87,405,262 (GRCm39) probably null Het
Or7g20 G T 9: 18,946,597 (GRCm39) M59I probably damaging Het
Pds5b T A 5: 150,729,026 (GRCm39) probably null Het
Phf12 G A 11: 77,918,199 (GRCm39) G804R probably damaging Het
Pou6f2 T C 13: 18,414,074 (GRCm39) T234A Het
Prune2 A T 19: 17,097,954 (GRCm39) I1153L probably benign Het
Ptprc C T 1: 137,995,623 (GRCm39) probably null Het
Qpctl T C 7: 18,883,079 (GRCm39) Q11R probably benign Het
Rfx4 A G 10: 84,676,092 (GRCm39) K103E possibly damaging Het
Srcin1 T A 11: 97,442,806 (GRCm39) probably null Het
St6galnac1 G T 11: 116,659,770 (GRCm39) A181D probably damaging Het
Stk36 T C 1: 74,661,398 (GRCm39) V475A probably benign Het
Tbc1d21 T C 9: 58,268,571 (GRCm39) T263A possibly damaging Het
Tex24 A T 8: 27,835,028 (GRCm39) K185N probably damaging Het
Tnxb T A 17: 34,917,127 (GRCm39) V2174E possibly damaging Het
Tollip A G 7: 141,444,582 (GRCm39) S57P probably benign Het
Zbtb49 A G 5: 38,370,585 (GRCm39) probably benign Het
Zfp758 A G 17: 22,580,650 (GRCm39) T30A probably benign Het
Other mutations in Iscu
AlleleSourceChrCoordTypePredicted EffectPPH Score
R1974:Iscu UTSW 5 113,915,079 (GRCm39) intron probably benign
R4972:Iscu UTSW 5 113,915,037 (GRCm39) intron probably benign
R5210:Iscu UTSW 5 113,915,034 (GRCm39) nonsense probably null
R7039:Iscu UTSW 5 113,914,833 (GRCm39) missense possibly damaging 0.95
R7235:Iscu UTSW 5 113,914,943 (GRCm39) missense probably benign 0.26
R7922:Iscu UTSW 5 113,912,410 (GRCm39) missense unknown
R7922:Iscu UTSW 5 113,912,343 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- ACAAATCACGGTGACCAATGTC -3'
(R):5'- CTGCGACTCATGAGTAGACTCTC -3'

Sequencing Primer
(F):5'- CCAATGTCACAGCATCTGGAGTG -3'
(R):5'- GACTCATGAGTAGACTCTCCCAGAG -3'
Posted On 2018-09-12