Incidental Mutation 'R1356:Slc46a1'
ID 156327
Institutional Source Beutler Lab
Gene Symbol Slc46a1
Ensembl Gene ENSMUSG00000020829
Gene Name solute carrier family 46, member 1
Synonyms HCP1, heme carrier protein 1, D11Ertd18e, 1110002C08Rik, PCFT
MMRRC Submission 039421-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1356 (G1)
Quality Score 217
Status Validated
Chromosome 11
Chromosomal Location 78356527-78362771 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 78361550 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Aspartic acid at position 399 (N399D)
Ref Sequence ENSEMBL: ENSMUSP00000001126 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000001126] [ENSMUST00000061174] [ENSMUST00000108287] [ENSMUST00000146431]
AlphaFold Q6PEM8
Predicted Effect probably benign
Transcript: ENSMUST00000001126
AA Change: N399D

PolyPhen 2 Score 0.155 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000001126
Gene: ENSMUSG00000020829
AA Change: N399D

DomainStartEndE-ValueType
Pfam:MFS_1 29 443 5.8e-15 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000061174
SMART Domains Protein: ENSMUSP00000051059
Gene: ENSMUSG00000050132

DomainStartEndE-ValueType
low complexity region 35 50 N/A INTRINSIC
low complexity region 82 93 N/A INTRINSIC
low complexity region 121 133 N/A INTRINSIC
low complexity region 221 236 N/A INTRINSIC
low complexity region 325 339 N/A INTRINSIC
SAM 409 476 1.46e-19 SMART
SAM 479 548 9.5e-10 SMART
TIR 561 702 6.73e-20 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000108287
SMART Domains Protein: ENSMUSP00000103922
Gene: ENSMUSG00000050132

DomainStartEndE-ValueType
low complexity region 35 50 N/A INTRINSIC
low complexity region 82 93 N/A INTRINSIC
low complexity region 121 133 N/A INTRINSIC
low complexity region 221 236 N/A INTRINSIC
low complexity region 325 339 N/A INTRINSIC
SAM 409 476 1.46e-19 SMART
SAM 479 548 2.15e-8 SMART
TIR 601 742 6.73e-20 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000146431
Predicted Effect noncoding transcript
Transcript: ENSMUST00000153534
Predicted Effect noncoding transcript
Transcript: ENSMUST00000180786
Meta Mutation Damage Score 0.1971 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.3%
  • 10x: 96.2%
  • 20x: 92.7%
Validation Efficiency 100% (34/34)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a transmembrane proton-coupled folate transporter protein that facilitates the movement of folate and antifolate substrates across cell membranes, optimally in acidic pH environments. This protein is also expressed in the brain and choroid plexus where it transports folates into the central nervous system. This protein further functions as a heme transporter in duodenal enterocytes, and potentially in other tissues like liver and kidney. Its localization to the apical membrane or cytoplasm of intestinal cells is modulated by dietary iron levels. Mutations in this gene are associated with autosomal recessive hereditary folate malabsorption disease. Alternatively spliced transcript variants encoding different isoforms have been described for this gene. [provided by RefSeq, Aug 2013]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit increased circulating and liver levels of N-homocysteine and total homocysteine. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 31 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca12 A G 1: 71,342,112 (GRCm39) probably benign Het
Adam18 A G 8: 25,158,611 (GRCm39) probably benign Het
Cd274 C A 19: 29,350,970 (GRCm39) T22K possibly damaging Het
Cfap45 G A 1: 172,355,430 (GRCm39) R26Q possibly damaging Het
Dvl3 AGCGGCGGCGGCGG AGCGGCGGCGG 16: 20,343,055 (GRCm39) probably benign Het
E2f8 A G 7: 48,530,018 (GRCm39) probably benign Het
Ercc4 A G 16: 12,943,146 (GRCm39) H255R probably damaging Het
Fam227b C T 2: 125,960,928 (GRCm39) D234N probably damaging Het
Foxp1 A T 6: 98,993,637 (GRCm39) probably benign Het
Fsip2 T A 2: 82,820,089 (GRCm39) V5274D probably benign Het
Gm21718 A G 14: 51,554,104 (GRCm39) noncoding transcript Het
Gpr85 G A 6: 13,836,146 (GRCm39) P253S probably benign Het
Grm7 A T 6: 111,335,985 (GRCm39) I799F probably damaging Het
Inpp1 A G 1: 52,836,215 (GRCm39) F84L possibly damaging Het
Kprp T A 3: 92,732,909 (GRCm39) E47V probably damaging Het
Krt9 CTGC CTGCNNNNNNNNNNNNNNNNNNNNNTGC 11: 100,079,640 (GRCm39) probably benign Het
Lama3 G A 18: 12,633,634 (GRCm39) probably benign Het
Lurap1l C G 4: 80,829,767 (GRCm39) A59G probably benign Het
Macc1 A T 12: 119,410,290 (GRCm39) T353S probably benign Het
Mctp2 A G 7: 71,814,471 (GRCm39) probably benign Het
Mdn1 T C 4: 32,700,334 (GRCm39) probably benign Het
Mpeg1 T A 19: 12,438,689 (GRCm39) V49D probably damaging Het
Nos2 C T 11: 78,843,629 (GRCm39) P859S probably benign Het
Or8g18 G C 9: 39,149,547 (GRCm39) P58A probably benign Het
Parn A T 16: 13,468,538 (GRCm39) Y214* probably null Het
Pibf1 A G 14: 99,374,632 (GRCm39) E357G possibly damaging Het
Prex2 C T 1: 11,150,316 (GRCm39) Q163* probably null Het
Prune2 T A 19: 17,189,681 (GRCm39) S294T probably benign Het
Sstr2 T C 11: 113,515,720 (GRCm39) F213S probably damaging Het
Tnxb A G 17: 34,914,446 (GRCm39) E1967G possibly damaging Het
Vmn2r59 A G 7: 41,661,218 (GRCm39) *866Q probably null Het
Other mutations in Slc46a1
AlleleSourceChrCoordTypePredicted EffectPPH Score
R0242:Slc46a1 UTSW 11 78,359,493 (GRCm39) missense possibly damaging 0.58
R0242:Slc46a1 UTSW 11 78,359,493 (GRCm39) missense possibly damaging 0.58
R0255:Slc46a1 UTSW 11 78,361,625 (GRCm39) missense probably damaging 1.00
R2088:Slc46a1 UTSW 11 78,359,471 (GRCm39) missense possibly damaging 0.81
R2273:Slc46a1 UTSW 11 78,357,249 (GRCm39) missense probably benign 0.00
R2274:Slc46a1 UTSW 11 78,357,249 (GRCm39) missense probably benign 0.00
R2275:Slc46a1 UTSW 11 78,357,249 (GRCm39) missense probably benign 0.00
R4627:Slc46a1 UTSW 11 78,357,715 (GRCm39) missense probably benign 0.05
R4682:Slc46a1 UTSW 11 78,359,502 (GRCm39) missense possibly damaging 0.85
R5513:Slc46a1 UTSW 11 78,357,376 (GRCm39) missense probably benign 0.38
R5739:Slc46a1 UTSW 11 78,357,975 (GRCm39) missense possibly damaging 0.95
R6033:Slc46a1 UTSW 11 78,356,833 (GRCm39) critical splice donor site probably null
R6033:Slc46a1 UTSW 11 78,356,833 (GRCm39) critical splice donor site probably null
R6351:Slc46a1 UTSW 11 78,357,985 (GRCm39) missense probably benign 0.13
R6807:Slc46a1 UTSW 11 78,357,790 (GRCm39) missense probably damaging 0.96
R6885:Slc46a1 UTSW 11 78,357,805 (GRCm39) missense probably benign 0.04
R7454:Slc46a1 UTSW 11 78,357,337 (GRCm39) missense probably damaging 0.97
R8425:Slc46a1 UTSW 11 78,359,471 (GRCm39) missense possibly damaging 0.81
R8772:Slc46a1 UTSW 11 78,356,777 (GRCm39) missense probably benign 0.19
Predicted Primers PCR Primer
(F):5'- GGCCTCATTGAGCTTTTACTTCAACAC -3'
(R):5'- GGCTTTCTGTGACCACAGTTCTGC -3'

Sequencing Primer
(F):5'- CTTCAACACTGAGATTAGGAGGCTC -3'
(R):5'- agagagagagagccagagag -3'
Posted On 2014-02-11