Incidental Mutation 'R3431:Mmp21'
ID 268117
Institutional Source Beutler Lab
Gene Symbol Mmp21
Ensembl Gene ENSMUSG00000030981
Gene Name matrix metallopeptidase 21
Synonyms b2b2458Clo, b2b873Clo
MMRRC Submission 040649-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.063) question?
Stock # R3431 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 133275999-133281790 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 133280479 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 164 (T164A)
Ref Sequence ENSEMBL: ENSMUSP00000113853 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033278] [ENSMUST00000122136]
AlphaFold Q8K3F2
Predicted Effect probably benign
Transcript: ENSMUST00000033278
AA Change: T164A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000033278
Gene: ENSMUSG00000030981
AA Change: T164A

DomainStartEndE-ValueType
Pfam:PG_binding_1 46 107 5.6e-13 PFAM
low complexity region 117 133 N/A INTRINSIC
ZnMc 166 327 2.67e-32 SMART
HX 332 390 1.97e-1 SMART
HX 393 448 5.36e-6 SMART
HX 450 497 9.33e-6 SMART
HX 505 548 1.11e0 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000122136
AA Change: T164A

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000113853
Gene: ENSMUSG00000030981
AA Change: T164A

DomainStartEndE-ValueType
Pfam:PG_binding_1 46 107 1.9e-13 PFAM
low complexity region 117 133 N/A INTRINSIC
ZnMc 166 327 2.67e-32 SMART
Pfam:Hemopexin 351 390 4.7e-8 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000131894
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.6%
Validation Efficiency 100% (41/41)
MGI Phenotype FUNCTION: This gene encodes a member of the matrix metalloproteinase family of extracellular matrix-degrading enzymes that are involved in tissue remodeling, wound repair, progression of atherosclerosis and tumor invasion. Mice harboring certain mutations in this gene exhibit congenital heart defects. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Feb 2016]
PHENOTYPE: Mice homozygous for an ENU-induced mutation exhibit heterotaxia and congenital cardiovascular defects including d-loop transposition of the great arteries, tricupid valve atresia, and ventricular septal defect. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acox3 A G 5: 35,746,560 (GRCm39) H140R possibly damaging Het
Adamts3 A G 5: 89,855,312 (GRCm39) probably benign Het
Apob T G 12: 8,060,778 (GRCm39) F3054V probably damaging Het
Bahd1 G A 2: 118,753,004 (GRCm39) R757H probably damaging Het
Calcb A T 7: 114,319,064 (GRCm39) R30W probably damaging Het
Cbl T C 9: 44,062,743 (GRCm39) *914W probably null Het
Chd4 A G 6: 125,097,523 (GRCm39) probably benign Het
Clec4a2 A T 6: 123,116,370 (GRCm39) probably null Het
Crb2 T A 2: 37,682,229 (GRCm39) V870E probably benign Het
Cyp2c39 A G 19: 39,525,306 (GRCm39) E203G probably damaging Het
Dhrs7 A T 12: 72,711,501 (GRCm39) L12Q probably damaging Het
Dnah5 A G 15: 28,295,413 (GRCm39) Y1382C probably benign Het
Efs C T 14: 55,157,681 (GRCm39) R117Q probably damaging Het
Evl T C 12: 108,614,567 (GRCm39) probably benign Het
Fbxo16 T C 14: 65,531,233 (GRCm39) F46L probably damaging Het
Fsip2 A G 2: 82,822,354 (GRCm39) E6029G possibly damaging Het
Gm20775 A T Y: 10,641,956 (GRCm39) noncoding transcript Het
Gm4924 T A 10: 82,214,864 (GRCm39) Y887* probably null Het
H60c G T 10: 3,210,382 (GRCm39) R56S possibly damaging Het
Hbq1a T G 11: 32,250,715 (GRCm39) S133A probably benign Het
Hhipl1 A G 12: 108,277,948 (GRCm39) E92G probably damaging Het
Knl1 A T 2: 118,892,843 (GRCm39) E46D probably damaging Het
Mcm2 G A 6: 88,869,990 (GRCm39) R60C probably damaging Het
Mfsd13a C T 19: 46,360,431 (GRCm39) R328C probably damaging Het
Mthfd2 T C 6: 83,288,330 (GRCm39) R142G probably benign Het
Mup4 T G 4: 59,959,192 (GRCm39) probably null Het
Npas3 A T 12: 54,115,832 (GRCm39) Q900L probably damaging Het
Nr1h3 T C 2: 91,022,205 (GRCm39) D141G probably damaging Het
Rap2a G T 14: 120,741,170 (GRCm39) A158S possibly damaging Het
Rttn A G 18: 89,113,695 (GRCm39) T1705A probably benign Het
Ryr3 A T 2: 112,486,876 (GRCm39) V3834E probably damaging Het
Taf5 A C 19: 47,064,272 (GRCm39) K405T probably damaging Het
Tbc1d19 T C 5: 54,005,548 (GRCm39) probably benign Het
Tmem232 A T 17: 65,572,297 (GRCm39) probably null Het
Tssk4 A G 14: 55,889,152 (GRCm39) N226S probably damaging Het
Tulp4 C A 17: 6,257,239 (GRCm39) S311R probably benign Het
Uggt1 C A 1: 36,249,140 (GRCm39) E267* probably null Het
Usp34 T C 11: 23,320,466 (GRCm39) I917T possibly damaging Het
Other mutations in Mmp21
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01868:Mmp21 APN 7 133,277,643 (GRCm39) missense probably damaging 1.00
IGL02822:Mmp21 APN 7 133,277,828 (GRCm39) missense possibly damaging 0.80
IGL03240:Mmp21 APN 7 133,276,300 (GRCm39) missense probably damaging 0.97
IGL03261:Mmp21 APN 7 133,276,403 (GRCm39) missense probably benign 0.01
R0659:Mmp21 UTSW 7 133,279,396 (GRCm39) splice site probably benign
R1037:Mmp21 UTSW 7 133,276,182 (GRCm39) missense probably benign 0.16
R1463:Mmp21 UTSW 7 133,277,588 (GRCm39) splice site probably null
R1523:Mmp21 UTSW 7 133,280,774 (GRCm39) missense probably benign
R1710:Mmp21 UTSW 7 133,279,014 (GRCm39) missense probably damaging 1.00
R1804:Mmp21 UTSW 7 133,280,611 (GRCm39) missense probably benign 0.01
R1848:Mmp21 UTSW 7 133,278,882 (GRCm39) missense probably benign 0.05
R2993:Mmp21 UTSW 7 133,280,715 (GRCm39) missense probably damaging 1.00
R4790:Mmp21 UTSW 7 133,276,759 (GRCm39) missense probably damaging 1.00
R4870:Mmp21 UTSW 7 133,280,406 (GRCm39) missense probably damaging 1.00
R5134:Mmp21 UTSW 7 133,280,742 (GRCm39) missense probably benign 0.00
R5347:Mmp21 UTSW 7 133,277,651 (GRCm39) missense probably benign
R5682:Mmp21 UTSW 7 133,276,358 (GRCm39) missense probably benign 0.00
R5905:Mmp21 UTSW 7 133,280,443 (GRCm39) missense probably benign 0.17
R6028:Mmp21 UTSW 7 133,280,443 (GRCm39) missense probably benign 0.17
R6936:Mmp21 UTSW 7 133,280,704 (GRCm39) missense probably benign 0.01
R7657:Mmp21 UTSW 7 133,280,562 (GRCm39) missense probably benign 0.00
R7702:Mmp21 UTSW 7 133,280,791 (GRCm39) missense probably damaging 1.00
R7786:Mmp21 UTSW 7 133,276,764 (GRCm39) missense probably benign
R8922:Mmp21 UTSW 7 133,276,000 (GRCm39) unclassified probably benign
R8937:Mmp21 UTSW 7 133,280,700 (GRCm39) missense probably benign 0.03
R8989:Mmp21 UTSW 7 133,276,746 (GRCm39) missense probably damaging 1.00
Z1177:Mmp21 UTSW 7 133,276,662 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TCTCCCAAAACCCAGCTTTATG -3'
(R):5'- AATTGGACTCACCTACACTGGC -3'

Sequencing Primer
(F):5'- TTATGTCCACCATGGTGCCAGG -3'
(R):5'- TGGCCGCTATGAACAAGC -3'
Posted On 2015-02-18