Incidental Mutation 'R4427:Ltf'
ID 328233
Institutional Source Beutler Lab
Gene Symbol Ltf
Ensembl Gene ENSMUSG00000032496
Gene Name lactotransferrin
Synonyms lactoferrin, Lf
MMRRC Submission 041145-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4427 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 110848360-110871834 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 110852672 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Lysine at position 178 (T178K)
Ref Sequence ENSEMBL: ENSMUSP00000143234 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035077] [ENSMUST00000196122] [ENSMUST00000196209] [ENSMUST00000196777] [ENSMUST00000198884]
AlphaFold P08071
Predicted Effect probably damaging
Transcript: ENSMUST00000035077
AA Change: T231K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000035077
Gene: ENSMUSG00000032496
AA Change: T231K

DomainStartEndE-ValueType
TR_FER 24 362 1.48e-209 SMART
TR_FER 363 696 4.68e-212 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000196122
AA Change: T178K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000143234
Gene: ENSMUSG00000032496
AA Change: T178K

DomainStartEndE-ValueType
TR_FER 4 183 6.4e-23 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000196209
SMART Domains Protein: ENSMUSP00000143731
Gene: ENSMUSG00000032496

DomainStartEndE-ValueType
Pfam:Transferrin 13 78 3.5e-6 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000196777
SMART Domains Protein: ENSMUSP00000143629
Gene: ENSMUSG00000032496

DomainStartEndE-ValueType
TR_FER 1 121 2.3e-13 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000197893
Predicted Effect probably benign
Transcript: ENSMUST00000198152
Predicted Effect probably benign
Transcript: ENSMUST00000198884
SMART Domains Protein: ENSMUSP00000142432
Gene: ENSMUSG00000032496

DomainStartEndE-ValueType
TR_FER 1 95 4.3e-5 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000200459
Predicted Effect probably benign
Transcript: ENSMUST00000199313
Meta Mutation Damage Score 0.8370 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 95.0%
Validation Efficiency 96% (48/50)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the transferrin family of genes and its protein product is found in the secondary granules of neutrophils. The protein is a major iron-binding protein in milk and body secretions with an antimicrobial activity, making it an important component of the non-specific immune system. The protein demonstrates a broad spectrum of properties, including regulation of iron homeostasis, host defense against a broad range of microbial infections, anti-inflammatory activity, regulation of cellular growth and differentiation and protection against cancer development and metastasis. Antimicrobial, antiviral, antifungal and antiparasitic activity has been found for this protein and its peptides. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2014]
PHENOTYPE: Mice homozygous for a knock-out allele are viable, fertile, and grossly normal and exhibit only minor alterations in iron homeostasis. Mice homozygous for a different knock-out allele show increased susceptibility to inflammation-induced colorectal dysplasia along with increased cell proliferation and decreased apoptosis in colonic tissues. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930432E11Rik A T 7: 29,278,678 (GRCm39) noncoding transcript Het
A2ml1 T C 6: 128,522,009 (GRCm39) E1271G probably benign Het
Ccdc88b C T 19: 6,827,940 (GRCm39) E878K probably damaging Het
Cfap119 A G 7: 127,187,288 (GRCm39) probably benign Het
Crybg3 T C 16: 59,363,562 (GRCm39) K2441E probably damaging Het
Cryga A T 1: 65,139,775 (GRCm39) I121N probably damaging Het
Dst A T 1: 34,220,541 (GRCm39) Q2115L probably benign Het
Evi2 T A 11: 79,407,182 (GRCm39) Q131L possibly damaging Het
Exoc1 A G 5: 76,711,110 (GRCm39) I61V probably benign Het
Firrm A G 1: 163,781,853 (GRCm39) V858A probably benign Het
Frem2 A G 3: 53,446,583 (GRCm39) probably null Het
Gas2l1 A G 11: 5,013,908 (GRCm39) V184A probably benign Het
Gsto2 T C 19: 47,860,212 (GRCm39) S2P possibly damaging Het
Herc1 T C 9: 66,403,287 (GRCm39) L4402P probably damaging Het
Kcnd2 T A 6: 21,216,896 (GRCm39) I200N probably damaging Het
Klhl30 A G 1: 91,281,426 (GRCm39) D9G probably damaging Het
Memo1 T A 17: 74,509,302 (GRCm39) Y239F probably benign Het
Ogdh C T 11: 6,305,421 (GRCm39) T972I probably benign Het
Phactr4 T C 4: 132,114,352 (GRCm39) D24G possibly damaging Het
Pi4ka C T 16: 17,098,908 (GRCm39) R1992H probably damaging Het
Poc1b T C 10: 98,991,001 (GRCm39) probably null Het
Ppp1r9b A T 11: 94,892,150 (GRCm39) R188S possibly damaging Het
Pwwp2a T C 11: 43,573,344 (GRCm39) V142A possibly damaging Het
Rab36 G A 10: 74,880,328 (GRCm39) V63I probably damaging Het
Rap1gap2 C A 11: 74,298,148 (GRCm39) A491S possibly damaging Het
Rcsd1 C A 1: 165,483,464 (GRCm39) V206L probably damaging Het
Rps6ka2 T A 17: 7,566,804 (GRCm39) D687E possibly damaging Het
Sgce G A 6: 4,691,459 (GRCm39) A295V probably damaging Het
Siglec15 T G 18: 78,086,836 (GRCm39) E341A possibly damaging Het
Tcaim T C 9: 122,643,561 (GRCm39) F87S probably benign Het
Thbs2 C A 17: 14,900,597 (GRCm39) V537L probably benign Het
Timd6 T A 11: 46,475,247 (GRCm39) F147L probably benign Het
Tmx3 T A 18: 90,541,725 (GRCm39) V158D probably damaging Het
Tpm1 A G 9: 66,939,847 (GRCm39) probably benign Het
Trmt2a A G 16: 18,067,093 (GRCm39) probably benign Het
Ugcg T A 4: 59,219,555 (GRCm39) F297L probably benign Het
Utp18 T C 11: 93,757,264 (GRCm39) N467D probably damaging Het
Vmn2r73 A G 7: 85,506,981 (GRCm39) F777S probably damaging Het
Vwc2 A G 11: 11,104,235 (GRCm39) T256A probably damaging Het
Zfp300 C T X: 20,949,405 (GRCm39) V120I possibly damaging Het
Zfp982 A T 4: 147,597,080 (GRCm39) R146* probably null Het
Other mutations in Ltf
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01060:Ltf APN 9 110,851,950 (GRCm39) splice site probably null
IGL01068:Ltf APN 9 110,864,880 (GRCm39) splice site probably null
IGL01311:Ltf APN 9 110,860,080 (GRCm39) unclassified probably benign
IGL01629:Ltf APN 9 110,864,874 (GRCm39) missense probably damaging 1.00
IGL01765:Ltf APN 9 110,851,085 (GRCm39) missense possibly damaging 0.86
IGL02376:Ltf APN 9 110,858,692 (GRCm39) missense probably benign 0.01
IGL02429:Ltf APN 9 110,855,193 (GRCm39) missense possibly damaging 0.87
IGL02947:Ltf APN 9 110,868,015 (GRCm39) missense probably benign 0.01
IGL03025:Ltf APN 9 110,854,169 (GRCm39) missense possibly damaging 0.93
R0041:Ltf UTSW 9 110,858,636 (GRCm39) missense possibly damaging 0.92
R0364:Ltf UTSW 9 110,854,235 (GRCm39) missense probably benign 0.19
R0718:Ltf UTSW 9 110,869,447 (GRCm39) missense probably benign 0.01
R1899:Ltf UTSW 9 110,851,913 (GRCm39) missense possibly damaging 0.84
R1900:Ltf UTSW 9 110,851,913 (GRCm39) missense possibly damaging 0.84
R2964:Ltf UTSW 9 110,857,540 (GRCm39) missense possibly damaging 0.81
R2965:Ltf UTSW 9 110,857,540 (GRCm39) missense possibly damaging 0.81
R2966:Ltf UTSW 9 110,857,540 (GRCm39) missense possibly damaging 0.81
R3051:Ltf UTSW 9 110,853,590 (GRCm39) missense probably benign 0.00
R3122:Ltf UTSW 9 110,851,968 (GRCm39) missense probably damaging 1.00
R4597:Ltf UTSW 9 110,852,001 (GRCm39) missense probably damaging 1.00
R4604:Ltf UTSW 9 110,851,409 (GRCm39) missense probably damaging 0.99
R4827:Ltf UTSW 9 110,856,445 (GRCm39) unclassified probably benign
R4849:Ltf UTSW 9 110,855,058 (GRCm39) missense probably benign 0.00
R5389:Ltf UTSW 9 110,858,719 (GRCm39) missense possibly damaging 0.50
R5677:Ltf UTSW 9 110,849,980 (GRCm39) start codon destroyed probably null 0.01
R6419:Ltf UTSW 9 110,860,090 (GRCm39) missense possibly damaging 0.67
R6891:Ltf UTSW 9 110,854,181 (GRCm39) missense probably benign 0.13
R7032:Ltf UTSW 9 110,855,198 (GRCm39) critical splice donor site probably null
R7090:Ltf UTSW 9 110,855,048 (GRCm39) missense probably benign 0.00
R7352:Ltf UTSW 9 110,857,518 (GRCm39) missense probably benign
R7656:Ltf UTSW 9 110,853,462 (GRCm39) nonsense probably null
R7857:Ltf UTSW 9 110,851,444 (GRCm39) missense probably benign 0.00
R8751:Ltf UTSW 9 110,860,192 (GRCm39) nonsense probably null
R8798:Ltf UTSW 9 110,852,828 (GRCm39) unclassified probably benign
R8802:Ltf UTSW 9 110,850,018 (GRCm39) missense probably benign 0.00
R9158:Ltf UTSW 9 110,868,003 (GRCm39) missense probably damaging 1.00
R9450:Ltf UTSW 9 110,851,064 (GRCm39) missense probably damaging 1.00
R9772:Ltf UTSW 9 110,869,425 (GRCm39) missense unknown
Z1177:Ltf UTSW 9 110,853,461 (GRCm39) missense probably damaging 0.98
Z1177:Ltf UTSW 9 110,850,073 (GRCm39) missense probably benign 0.01
Predicted Primers PCR Primer
(F):5'- GCTCAGGCACTTTTGTAGAGTG -3'
(R):5'- AACTCCCTGGTGAGAGTGTC -3'

Sequencing Primer
(F):5'- CAGGCACTTTTGTAGAGTGACTTCC -3'
(R):5'- TCCTTGAGTATCAGGCACACATG -3'
Posted On 2015-07-07