Incidental Mutation 'R6735:Safb'
ID 530206
Institutional Source Beutler Lab
Gene Symbol Safb
Ensembl Gene ENSMUSG00000071054
Gene Name scaffold attachment factor B
Synonyms 5330423C17Rik, SAFB1, 3110021E02Rik
MMRRC Submission 044853-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.757) question?
Stock # R6735 (G1)
Quality Score 225.009
Status Validated
Chromosome 17
Chromosomal Location 56891982-56913294 bp(+) (GRCm39)
Type of Mutation unclassified
DNA Base Change (assembly) A to G at 56892169 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Gene Model predicted gene model for transcript(s): [ENSMUST00000075510] [ENSMUST00000095224] [ENSMUST00000133604] [ENSMUST00000144255] [ENSMUST00000182533] [ENSMUST00000182800] [ENSMUST00000155983]
AlphaFold D3YXK2
Predicted Effect probably benign
Transcript: ENSMUST00000075510
SMART Domains Protein: ENSMUSP00000074953
Gene: ENSMUSG00000042625

DomainStartEndE-ValueType
SAP 25 59 8.21e-11 SMART
low complexity region 91 104 N/A INTRINSIC
low complexity region 162 173 N/A INTRINSIC
coiled coil region 262 285 N/A INTRINSIC
low complexity region 286 294 N/A INTRINSIC
low complexity region 318 335 N/A INTRINSIC
RRM 452 525 1.33e-19 SMART
low complexity region 557 578 N/A INTRINSIC
low complexity region 631 645 N/A INTRINSIC
coiled coil region 658 772 N/A INTRINSIC
low complexity region 798 815 N/A INTRINSIC
low complexity region 920 944 N/A INTRINSIC
Predicted Effect unknown
Transcript: ENSMUST00000095224
AA Change: E3G
SMART Domains Protein: ENSMUSP00000092849
Gene: ENSMUSG00000071054
AA Change: E3G

DomainStartEndE-ValueType
low complexity region 11 24 N/A INTRINSIC
SAP 31 65 7.15e-11 SMART
coiled coil region 268 291 N/A INTRINSIC
low complexity region 292 300 N/A INTRINSIC
RRM 429 502 3.76e-19 SMART
coiled coil region 651 728 N/A INTRINSIC
low complexity region 760 778 N/A INTRINSIC
low complexity region 885 898 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000133604
SMART Domains Protein: ENSMUSP00000119324
Gene: ENSMUSG00000042625

DomainStartEndE-ValueType
SAP 25 59 8.21e-11 SMART
low complexity region 91 104 N/A INTRINSIC
low complexity region 162 173 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000140037
Predicted Effect probably benign
Transcript: ENSMUST00000144255
SMART Domains Protein: ENSMUSP00000123673
Gene: ENSMUSG00000042625

DomainStartEndE-ValueType
SAP 25 59 8.21e-11 SMART
low complexity region 91 104 N/A INTRINSIC
low complexity region 162 173 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146070
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146958
Predicted Effect unknown
Transcript: ENSMUST00000182533
AA Change: E3G
SMART Domains Protein: ENSMUSP00000138277
Gene: ENSMUSG00000071054
AA Change: E3G

DomainStartEndE-ValueType
low complexity region 11 24 N/A INTRINSIC
SAP 31 65 7.15e-11 SMART
coiled coil region 268 291 N/A INTRINSIC
low complexity region 292 300 N/A INTRINSIC
RRM 429 502 3.76e-19 SMART
coiled coil region 651 728 N/A INTRINSIC
low complexity region 760 778 N/A INTRINSIC
low complexity region 831 842 N/A INTRINSIC
low complexity region 887 900 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000182800
Predicted Effect probably benign
Transcript: ENSMUST00000182951
Predicted Effect noncoding transcript
Transcript: ENSMUST00000182031
Predicted Effect probably benign
Transcript: ENSMUST00000155983
SMART Domains Protein: ENSMUSP00000116363
Gene: ENSMUSG00000042625

DomainStartEndE-ValueType
SAP 25 59 8.21e-11 SMART
low complexity region 91 104 N/A INTRINSIC
low complexity region 162 173 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.3%
  • 20x: 95.5%
Validation Efficiency 100% (47/47)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a DNA-binding protein which has high specificity for scaffold or matrix attachment region DNA elements (S/MAR DNA). This protein is thought to be involved in attaching the base of chromatin loops to the nuclear matrix but there is conflicting evidence as to whether this protein is a component of chromatin or a nuclear matrix protein. Scaffold attachment factors are a specific subset of nuclear matrix proteins (NMP) that specifically bind to S/MAR. The encoded protein is thought to serve as a molecular base to assemble a 'transcriptosome complex' in the vicinity of actively transcribed genes. It is involved in the regulation of heat shock protein 27 transcription, can act as an estrogen receptor co-repressor and is a candidate for breast tumorigenesis. This gene is arranged head-to-head with a similar gene whose product has the same functions. Multiple transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Jan 2011]
PHENOTYPE: Homozygous null mice display partial embryonic and neonatal lethality, neonatal cyanosis, impaired embryonic hematopoiesis, male sterility, azoospermia, reduced female fertility, impaired transport of embryos through the oviduct, reduced embryonic growth, testicular degeneration and ovarian atrophy. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2510039O18Rik A G 4: 148,026,274 (GRCm39) T265A probably benign Het
Adap1 A T 5: 139,278,900 (GRCm39) Y127N probably damaging Het
Alg8 T C 7: 97,032,189 (GRCm39) F246S probably benign Het
Alpk1 A G 3: 127,518,098 (GRCm39) Y68H probably damaging Het
Arhgef5 T C 6: 43,251,966 (GRCm39) S906P probably benign Het
C9 A T 15: 6,519,387 (GRCm39) D408V probably benign Het
Cnot2 G A 10: 116,334,058 (GRCm39) P371S possibly damaging Het
Cpeb4 T A 11: 31,874,700 (GRCm39) Y174N probably benign Het
Enpp3 A G 10: 24,683,351 (GRCm39) Y289H probably damaging Het
Erbin A T 13: 104,020,718 (GRCm39) D80E probably damaging Het
Fgd6 A T 10: 93,910,182 (GRCm39) E829V possibly damaging Het
Foxn2 T G 17: 88,794,223 (GRCm39) S387A probably benign Het
Hapstr1 T A 16: 8,673,764 (GRCm39) H230Q probably benign Het
Irag2 T C 6: 145,106,619 (GRCm39) L201S probably damaging Het
Kif13a A G 13: 46,906,222 (GRCm39) S574P possibly damaging Het
Lhx6 T G 2: 35,981,390 (GRCm39) D67A probably damaging Het
Lmbr1l A T 15: 98,807,121 (GRCm39) M220K probably damaging Het
Macroh2a2 A G 10: 61,577,046 (GRCm39) I274T probably damaging Het
Naa35 T C 13: 59,773,378 (GRCm39) L111P probably damaging Het
Notch2 T A 3: 98,041,902 (GRCm39) V1307E probably damaging Het
Nts T A 10: 102,320,859 (GRCm39) M77L probably benign Het
Or5m11b A C 2: 85,805,778 (GRCm39) S64R possibly damaging Het
Pigz A G 16: 31,764,361 (GRCm39) N473S probably benign Het
Pkd2 A G 5: 104,628,195 (GRCm39) D423G probably damaging Het
Plac8 A G 5: 100,710,485 (GRCm39) probably null Het
Ppp2r2b T C 18: 42,821,653 (GRCm39) probably null Het
Proc T C 18: 32,256,701 (GRCm39) N322S probably benign Het
Prpf40b C T 15: 99,212,784 (GRCm39) R627W probably damaging Het
Psd3 A G 8: 68,573,398 (GRCm39) probably null Het
Scnn1g A G 7: 121,341,486 (GRCm39) D216G probably benign Het
Septin7 A G 9: 25,215,048 (GRCm39) E345G possibly damaging Het
Sult2a5 A T 7: 13,398,983 (GRCm39) K197* probably null Het
Suv39h1 C A X: 7,929,138 (GRCm39) R397L probably damaging Homo
Thbs4 T A 13: 92,891,674 (GRCm39) M814L possibly damaging Het
Tmem14a T A 1: 21,299,805 (GRCm39) probably benign Het
Tmprss11d C A 5: 86,457,159 (GRCm39) A167S probably damaging Het
Ttn C A 2: 76,629,252 (GRCm39) C14362F probably damaging Het
Usp15 T C 10: 123,004,272 (GRCm39) I161V possibly damaging Het
Vmn1r67 T C 7: 10,181,138 (GRCm39) L134P probably damaging Het
Wdr74 A G 19: 8,713,586 (GRCm39) E73G possibly damaging Het
Zbtb49 A T 5: 38,358,402 (GRCm39) M617K possibly damaging Het
Zc3h3 G A 15: 75,628,483 (GRCm39) T937I probably benign Het
Zeb2 C T 2: 45,000,028 (GRCm39) V25M probably null Het
Zfp108 T C 7: 23,961,197 (GRCm39) F596S probably damaging Het
Zfyve1 T A 12: 83,641,618 (GRCm39) N13Y possibly damaging Het
Zswim2 T C 2: 83,754,105 (GRCm39) D185G probably benign Het
Other mutations in Safb
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01465:Safb APN 17 56,909,974 (GRCm39) unclassified probably benign
IGL02391:Safb APN 17 56,907,813 (GRCm39) splice site probably benign
IGL03145:Safb APN 17 56,912,287 (GRCm39) missense probably damaging 1.00
R0245:Safb UTSW 17 56,913,025 (GRCm39) missense probably damaging 1.00
R0464:Safb UTSW 17 56,913,025 (GRCm39) missense probably damaging 1.00
R0468:Safb UTSW 17 56,913,025 (GRCm39) missense probably damaging 1.00
R0479:Safb UTSW 17 56,913,025 (GRCm39) missense probably damaging 1.00
R0496:Safb UTSW 17 56,912,630 (GRCm39) missense probably benign 0.05
R0639:Safb UTSW 17 56,908,092 (GRCm39) utr 3 prime probably benign
R0655:Safb UTSW 17 56,904,803 (GRCm39) missense probably benign 0.23
R1109:Safb UTSW 17 56,908,228 (GRCm39) splice site probably benign
R1941:Safb UTSW 17 56,905,992 (GRCm39) intron probably benign
R1969:Safb UTSW 17 56,912,821 (GRCm39) missense probably benign 0.32
R1971:Safb UTSW 17 56,912,821 (GRCm39) missense probably benign 0.32
R4010:Safb UTSW 17 56,910,765 (GRCm39) unclassified probably benign
R4132:Safb UTSW 17 56,907,848 (GRCm39) utr 3 prime probably benign
R5429:Safb UTSW 17 56,895,822 (GRCm39) missense probably benign 0.15
R5681:Safb UTSW 17 56,906,000 (GRCm39) intron probably benign
R5900:Safb UTSW 17 56,907,349 (GRCm39) missense unknown
R6077:Safb UTSW 17 56,909,956 (GRCm39) unclassified probably benign
R6173:Safb UTSW 17 56,904,798 (GRCm39) missense probably damaging 1.00
R6367:Safb UTSW 17 56,900,845 (GRCm39) unclassified probably benign
R6736:Safb UTSW 17 56,913,023 (GRCm39) missense possibly damaging 0.46
R7699:Safb UTSW 17 56,908,504 (GRCm39) missense unknown
R7834:Safb UTSW 17 56,900,881 (GRCm39) missense unknown
R7909:Safb UTSW 17 56,902,665 (GRCm39) missense unknown
R8167:Safb UTSW 17 56,892,286 (GRCm39) missense unknown
R8810:Safb UTSW 17 56,910,579 (GRCm39) missense unknown
X0065:Safb UTSW 17 56,910,798 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CTTGGGTAAAGGCGTCTGAG -3'
(R):5'- ATCAGCACGCTCTTGTTGC -3'

Sequencing Primer
(F):5'- TAAAGGCGTCTGAGAGCGTAG -3'
(R):5'- CTTGTTGCCGCTCGAGTCG -3'
Posted On 2018-08-01