Incidental Mutation 'R5773:Cfb'
ID 445534
Institutional Source Beutler Lab
Gene Symbol Cfb
Ensembl Gene ENSMUSG00000090231
Gene Name complement factor B
Synonyms FB, alternative-complement pathway C3/C5 convertase, B, Factor B, Bf, H2-Bf
MMRRC Submission 043372-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5773 (G1)
Quality Score 225
Status Not validated
Chromosome 17
Chromosomal Location 35075350-35081492 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) C to A at 35076248 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Stop codon at position 166 (E166*)
Gene Model predicted gene model for transcript(s): [ENSMUST00000025229] [ENSMUST00000097343] [ENSMUST00000128767] [ENSMUST00000146299] [ENSMUST00000153400] [ENSMUST00000154526] [ENSMUST00000176203] [ENSMUST00000165953] [ENSMUST00000173065] [ENSMUST00000173357]
AlphaFold P04186
Predicted Effect probably null
Transcript: ENSMUST00000025229
AA Change: E634*
SMART Domains Protein: ENSMUSP00000025229
Gene: ENSMUSG00000090231
AA Change: E634*

DomainStartEndE-ValueType
low complexity region 8 23 N/A INTRINSIC
CCP 36 88 5.15e-1 SMART
CCP 102 157 4.62e-15 SMART
CCP 164 217 2.06e-12 SMART
VWA 267 472 1.07e-40 SMART
Tryp_SPc 480 751 2.53e-30 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000097343
SMART Domains Protein: ENSMUSP00000094956
Gene: ENSMUSG00000024369

DomainStartEndE-ValueType
coiled coil region 7 36 N/A INTRINSIC
low complexity region 147 167 N/A INTRINSIC
low complexity region 184 239 N/A INTRINSIC
RRM 259 324 7.25e-12 SMART
Predicted Effect probably null
Transcript: ENSMUST00000128767
AA Change: E632*
SMART Domains Protein: ENSMUSP00000119977
Gene: ENSMUSG00000090231
AA Change: E632*

DomainStartEndE-ValueType
low complexity region 6 21 N/A INTRINSIC
CCP 34 86 5.15e-1 SMART
CCP 100 155 4.62e-15 SMART
CCP 162 215 2.06e-12 SMART
VWA 265 470 1.07e-40 SMART
Tryp_SPc 478 749 2.53e-30 SMART
Predicted Effect probably null
Transcript: ENSMUST00000129891
AA Change: E841*
SMART Domains Protein: ENSMUSP00000120864
Gene: ENSMUSG00000092511
AA Change: E841*

DomainStartEndE-ValueType
Blast:VWA 2 77 8e-7 BLAST
Tryp_SPc 85 365 5.69e-8 SMART
CCP 310 365 4.62e-15 SMART
CCP 372 425 2.06e-12 SMART
VWA 475 680 1.07e-40 SMART
Tryp_SPc 688 959 2.53e-30 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000133127
SMART Domains Protein: ENSMUSP00000118360
Gene: ENSMUSG00000090231

DomainStartEndE-ValueType
PDB:2WIN|L 2 43 2e-20 PDB
Blast:VWA 13 44 9e-11 BLAST
Predicted Effect probably null
Transcript: ENSMUST00000141295
AA Change: E171*
SMART Domains Protein: ENSMUSP00000118945
Gene: ENSMUSG00000090231
AA Change: E171*

DomainStartEndE-ValueType
Tryp_SPc 18 258 3.76e-7 SMART
Predicted Effect probably null
Transcript: ENSMUST00000146299
AA Change: E1147*
SMART Domains Protein: ENSMUSP00000117677
Gene: ENSMUSG00000092511
AA Change: E1147*

DomainStartEndE-ValueType
signal peptide 1 18 N/A INTRINSIC
low complexity region 72 83 N/A INTRINSIC
CCP 94 148 1.89e-11 SMART
VWA 103 311 1.74e-1 SMART
Tryp_SPc 315 547 1.49e-7 SMART
CCP 549 601 5.15e-1 SMART
CCP 615 670 4.62e-15 SMART
CCP 677 730 2.06e-12 SMART
VWA 780 985 1.07e-40 SMART
Tryp_SPc 993 1264 2.53e-30 SMART
Predicted Effect probably null
Transcript: ENSMUST00000153400
AA Change: E129*
SMART Domains Protein: ENSMUSP00000116497
Gene: ENSMUSG00000090231
AA Change: E129*

DomainStartEndE-ValueType
Tryp_SPc 1 217 2.36e-5 SMART
Predicted Effect probably null
Transcript: ENSMUST00000154526
AA Change: E632*
SMART Domains Protein: ENSMUSP00000120990
Gene: ENSMUSG00000090231
AA Change: E632*

DomainStartEndE-ValueType
low complexity region 6 21 N/A INTRINSIC
CCP 34 86 5.15e-1 SMART
CCP 100 155 4.62e-15 SMART
CCP 162 215 2.06e-12 SMART
VWA 265 470 1.07e-40 SMART
Tryp_SPc 478 711 5.03e-5 SMART
Predicted Effect probably null
Transcript: ENSMUST00000176203
AA Change: E634*
SMART Domains Protein: ENSMUSP00000135660
Gene: ENSMUSG00000090231
AA Change: E634*

DomainStartEndE-ValueType
low complexity region 8 23 N/A INTRINSIC
CCP 36 88 5.15e-1 SMART
CCP 102 157 4.62e-15 SMART
CCP 164 217 2.06e-12 SMART
VWA 267 472 1.07e-40 SMART
Tryp_SPc 480 713 5.03e-5 SMART
Predicted Effect probably null
Transcript: ENSMUST00000176332
AA Change: E166*
Predicted Effect noncoding transcript
Transcript: ENSMUST00000174888
Predicted Effect noncoding transcript
Transcript: ENSMUST00000173775
Predicted Effect noncoding transcript
Transcript: ENSMUST00000184774
Predicted Effect noncoding transcript
Transcript: ENSMUST00000174075
Predicted Effect probably benign
Transcript: ENSMUST00000165953
SMART Domains Protein: ENSMUSP00000131195
Gene: ENSMUSG00000024369

DomainStartEndE-ValueType
coiled coil region 7 36 N/A INTRINSIC
low complexity region 147 167 N/A INTRINSIC
low complexity region 184 239 N/A INTRINSIC
RRM 259 324 7.25e-12 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000173065
SMART Domains Protein: ENSMUSP00000133934
Gene: ENSMUSG00000024369

DomainStartEndE-ValueType
coiled coil region 7 36 N/A INTRINSIC
low complexity region 147 167 N/A INTRINSIC
low complexity region 184 228 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000173357
SMART Domains Protein: ENSMUSP00000134272
Gene: ENSMUSG00000024369

DomainStartEndE-ValueType
coiled coil region 7 36 N/A INTRINSIC
low complexity region 147 167 N/A INTRINSIC
low complexity region 184 239 N/A INTRINSIC
RRM 259 324 7.25e-12 SMART
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.8%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes complement factor B, a component of the alternative pathway of complement activation. Factor B circulates in the blood as a single chain polypeptide. Upon activation of the alternative pathway, it is cleaved by complement factor D yielding the noncatalytic chain Ba and the catalytic subunit Bb. The active subunit Bb is a serine protease which associates with C3b to form the alternative pathway C3 convertase. Bb is involved in the proliferation of preactivated B lymphocytes, while Ba inhibits their proliferation. This gene localizes to the major histocompatibility complex (MHC) class III region on chromosome 6. This cluster includes several genes involved in regulation of the immune reaction. Polymorphisms in this gene are associated with a reduced risk of age-related macular degeneration. The polyadenylation site of this gene is 421 bp from the 5' end of the gene for complement component 2. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for targeted null mutations lack the alternative complement pathway, and have reduced overall complement activity. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acss2 G A 2: 155,416,614 (GRCm39) probably null Het
Akna C T 4: 63,313,307 (GRCm39) S272N probably benign Het
Ap2m1 T C 16: 20,362,140 (GRCm39) V416A probably damaging Het
Atp7b A G 8: 22,517,879 (GRCm39) F320L probably benign Het
Brd1 T C 15: 88,573,752 (GRCm39) K1116E probably benign Het
Ccdc186 T C 19: 56,801,919 (GRCm39) D66G probably benign Het
Cdh4 A G 2: 179,527,789 (GRCm39) Y503C probably damaging Het
Cmtm1 A T 8: 105,031,808 (GRCm39) F90I probably damaging Het
Col1a1 A T 11: 94,830,255 (GRCm39) K160N probably benign Het
Cradd T C 10: 95,011,823 (GRCm39) I106V probably benign Het
Defa17 A G 8: 22,146,574 (GRCm39) R67G probably damaging Het
Dgkh T C 14: 78,832,895 (GRCm39) N765S probably damaging Het
Dock5 A G 14: 68,033,507 (GRCm39) V954A possibly damaging Het
Eif2d A G 1: 131,086,040 (GRCm39) probably null Het
Epg5 T A 18: 78,004,040 (GRCm39) F683I probably damaging Het
Fhad1 T G 4: 141,656,881 (GRCm39) K91T probably damaging Het
Fut11 A T 14: 20,748,383 (GRCm39) D476V probably damaging Het
Gldn T C 9: 54,241,775 (GRCm39) probably null Het
Gm7247 C T 14: 51,601,805 (GRCm39) S26F probably benign Het
Gm8674 T A 13: 50,055,912 (GRCm39) noncoding transcript Het
Gtpbp6 C A 5: 110,254,757 (GRCm39) E168D possibly damaging Het
Hinfp T A 9: 44,210,533 (GRCm39) H163L probably benign Het
Igkv6-29 C A 6: 70,115,584 (GRCm39) G70V possibly damaging Het
Ing3 T A 6: 21,971,834 (GRCm39) C368S probably damaging Het
Itih1 A G 14: 30,657,356 (GRCm39) V489A possibly damaging Het
Itsn2 T C 12: 4,757,089 (GRCm39) L1393P probably damaging Het
Kcnj13 T C 1: 87,314,389 (GRCm39) T278A probably damaging Het
Kntc1 G A 5: 123,932,220 (GRCm39) R1338Q probably damaging Het
Lipi T A 16: 75,370,813 (GRCm39) T135S probably damaging Het
Map7 A G 10: 20,122,390 (GRCm39) K152R probably benign Het
Mmp24 A G 2: 155,641,829 (GRCm39) Y219C probably damaging Het
Nup188 T C 2: 30,212,208 (GRCm39) V565A possibly damaging Het
Nup210 T C 6: 91,062,865 (GRCm39) K265E probably damaging Het
Or10ak9 A G 4: 118,726,718 (GRCm39) T247A probably damaging Het
Pcdha6 A T 18: 37,102,643 (GRCm39) H612L probably benign Het
Pgpep1 G A 8: 71,105,101 (GRCm39) T53M probably damaging Het
Pld2 G T 11: 70,446,758 (GRCm39) S778I probably damaging Het
Ppef2 A C 5: 92,398,420 (GRCm39) Y33D probably damaging Het
Ppfibp2 A T 7: 107,285,079 (GRCm39) T129S possibly damaging Het
Prickle1 G T 15: 93,406,478 (GRCm39) H182N probably damaging Het
R3hdm2 T A 10: 127,280,172 (GRCm39) probably benign Het
Rbm12b1 A T 4: 12,145,765 (GRCm39) E579V probably damaging Het
Rsf1 GGC GGCGGCGGCTGC 7: 97,229,140 (GRCm39) probably benign Het
Slc1a6 T G 10: 78,629,111 (GRCm39) probably null Het
Slc27a6 G T 18: 58,715,245 (GRCm39) A283S probably damaging Het
Spats2l T A 1: 57,918,708 (GRCm39) N27K possibly damaging Het
Srgap1 T C 10: 121,732,614 (GRCm39) M155V probably benign Het
Stxbp5l C A 16: 37,028,459 (GRCm39) A535S probably damaging Het
Svep1 C A 4: 58,099,985 (GRCm39) C1353F possibly damaging Het
Taar4 T A 10: 23,837,056 (GRCm39) I222N probably damaging Het
Tlr6 A G 5: 65,111,846 (GRCm39) F354L probably benign Het
Trp53bp1 A G 2: 121,074,395 (GRCm39) S452P probably damaging Het
Ttll5 GCCCTGCGGGGCTGCCACGCTGTCGATCCGGCAGCTAC G 12: 85,980,329 (GRCm39) probably null Het
Usp42 A T 5: 143,699,467 (GRCm39) M1264K probably benign Het
Zfp865 A T 7: 5,037,693 (GRCm39) probably benign Het
Zfyve26 A T 12: 79,334,511 (GRCm39) L169Q probably damaging Het
Zmym4 A T 4: 126,799,163 (GRCm39) N383K possibly damaging Het
Other mutations in Cfb
AlleleSourceChrCoordTypePredicted EffectPPH Score
R0270:Cfb UTSW 17 35,079,362 (GRCm39) missense possibly damaging 0.92
R0419:Cfb UTSW 17 35,077,485 (GRCm39) missense probably damaging 1.00
R0514:Cfb UTSW 17 35,079,874 (GRCm39) missense probably damaging 1.00
R0645:Cfb UTSW 17 35,078,992 (GRCm39) missense probably benign 0.25
R0668:Cfb UTSW 17 35,076,079 (GRCm39) missense probably benign 0.29
R0893:Cfb UTSW 17 35,077,031 (GRCm39) missense probably damaging 1.00
R1879:Cfb UTSW 17 35,079,536 (GRCm39) missense probably benign 0.11
R2135:Cfb UTSW 17 35,076,254 (GRCm39) missense possibly damaging 0.84
R3107:Cfb UTSW 17 35,080,800 (GRCm39) missense possibly damaging 0.88
R4291:Cfb UTSW 17 35,080,114 (GRCm39) missense possibly damaging 0.95
R4369:Cfb UTSW 17 35,079,290 (GRCm39) missense probably damaging 1.00
R4371:Cfb UTSW 17 35,079,290 (GRCm39) missense probably damaging 1.00
R4616:Cfb UTSW 17 35,078,044 (GRCm39) missense probably benign 0.29
R5177:Cfb UTSW 17 35,078,002 (GRCm39) missense probably damaging 1.00
R5689:Cfb UTSW 17 35,080,770 (GRCm39) missense probably benign 0.00
R6046:Cfb UTSW 17 35,081,078 (GRCm39) splice site probably null
R6274:Cfb UTSW 17 35,081,069 (GRCm39) missense probably benign 0.18
R6318:Cfb UTSW 17 35,080,800 (GRCm39) missense possibly damaging 0.88
R7035:Cfb UTSW 17 35,079,007 (GRCm39) missense possibly damaging 0.53
R7585:Cfb UTSW 17 35,076,737 (GRCm39) missense probably benign 0.00
R7920:Cfb UTSW 17 35,079,867 (GRCm39) missense probably benign 0.00
R8312:Cfb UTSW 17 35,077,121 (GRCm39) missense probably benign 0.11
R8465:Cfb UTSW 17 35,076,290 (GRCm39) nonsense probably null
R9452:Cfb UTSW 17 35,078,084 (GRCm39) missense probably benign
RF005:Cfb UTSW 17 35,077,022 (GRCm39) missense possibly damaging 0.76
Predicted Primers PCR Primer
(F):5'- CCTTGGGCCTTTGTAGCATC -3'
(R):5'- GCAGCACAGTAAGGCATAGTCTG -3'

Sequencing Primer
(F):5'- GTAGCATCTCTCTCACAACTGG -3'
(R):5'- TTTGCAAGACAAAGGGGTCG -3'
Posted On 2016-11-21