Incidental Mutation 'R4870:Mmp21'
ID 376507
Institutional Source Beutler Lab
Gene Symbol Mmp21
Ensembl Gene ENSMUSG00000030981
Gene Name matrix metallopeptidase 21
Synonyms b2b2458Clo, b2b873Clo
MMRRC Submission 042480-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.070) question?
Stock # R4870 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 133275999-133281790 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 133280406 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 188 (L188P)
Ref Sequence ENSEMBL: ENSMUSP00000113853 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033278] [ENSMUST00000122136]
AlphaFold Q8K3F2
Predicted Effect probably damaging
Transcript: ENSMUST00000033278
AA Change: L188P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000033278
Gene: ENSMUSG00000030981
AA Change: L188P

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 damaging
Transcript: ENSMUST00000122136
AA Change: L188P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000113853
Gene: ENSMUSG00000030981
AA Change: L188P

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 0.9000 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 94.1%
Validation Efficiency 100% (77/77)
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: 68 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb11 A T 2: 69,069,540 (GRCm39) I1285N probably damaging Het
Abcc8 G A 7: 45,756,683 (GRCm39) R721* probably null Het
Alox8 T C 11: 69,077,394 (GRCm39) Y423C probably damaging Het
Ankle2 T A 5: 110,399,344 (GRCm39) probably null Het
Cdc14a A G 3: 116,217,109 (GRCm39) I9T probably benign Het
Ceacam18 T C 7: 43,291,328 (GRCm39) C257R probably damaging Het
Cilp T C 9: 65,186,980 (GRCm39) V1025A probably damaging Het
Clcn7 G T 17: 25,372,539 (GRCm39) probably benign Het
Csnk1d A T 11: 120,874,014 (GRCm39) probably benign Het
Cyp11b2 A G 15: 74,724,995 (GRCm39) S285P probably benign Het
Dip2b T A 15: 100,093,665 (GRCm39) probably null Het
Dmrt1 T A 19: 25,483,219 (GRCm39) M1K probably null Het
Dnajc14 T C 10: 128,653,219 (GRCm39) V684A probably benign Het
Dnmt3b A G 2: 153,512,284 (GRCm39) Q335R probably benign Het
Exoc3l2 T A 7: 19,229,117 (GRCm39) C772S unknown Het
F2rl1 A T 13: 95,650,492 (GRCm39) F130Y probably damaging Het
Galk2 C G 2: 125,771,557 (GRCm39) S194* probably null Het
Garre1 C A 7: 33,984,312 (GRCm39) V104L possibly damaging Het
Gpbp1l1 A G 4: 116,430,714 (GRCm39) T62A probably benign Het
H2-Q10 A T 17: 35,781,357 (GRCm39) D53V probably damaging Het
H2-T22 T C 17: 36,349,924 (GRCm39) K356R probably benign Het
Insrr G A 3: 87,718,911 (GRCm39) V956M probably damaging Het
Ints7 A G 1: 191,328,443 (GRCm39) T239A probably damaging Het
Isl1 A G 13: 116,444,806 (GRCm39) probably benign Het
Kcng2 A G 18: 80,366,083 (GRCm39) C90R probably benign Het
Kif3c C T 12: 3,451,735 (GRCm39) P171S probably damaging Het
Knl1 A G 2: 118,911,994 (GRCm39) T1704A probably benign Het
Lats1 A G 10: 7,581,549 (GRCm39) Y778C probably damaging Het
Limd2 T C 11: 106,050,215 (GRCm39) M1V probably null Het
Mcm10 A T 2: 5,008,970 (GRCm39) I333N probably damaging Het
Mipep T A 14: 61,040,329 (GRCm39) L283* probably null Het
Mixl1 A G 1: 180,522,237 (GRCm39) S215P probably benign Het
Mob1a T C 6: 83,317,221 (GRCm39) S213P probably benign Het
Mplkipl1 C T 19: 61,164,364 (GRCm39) G24R unknown Het
Ndufaf6 T C 4: 11,060,917 (GRCm39) T220A probably benign Het
Nr4a3 A T 4: 48,051,651 (GRCm39) Y135F possibly damaging Het
Ntn1 CCTTCTTCT CCTTCT 11: 68,103,852 (GRCm39) probably benign Het
Obscn A T 11: 59,027,032 (GRCm39) L57Q probably damaging Het
Or52e19b T A 7: 103,032,840 (GRCm39) D123V probably damaging Het
Or5d35 T C 2: 87,855,804 (GRCm39) L246P probably damaging Het
Pirb T A 7: 3,715,661 (GRCm39) M839L probably benign Het
Plcl2 A G 17: 50,914,254 (GRCm39) E421G possibly damaging Het
Ppp1r12b T C 1: 134,876,771 (GRCm39) N99S probably benign Het
Ptpro A G 6: 137,354,130 (GRCm39) K169E probably damaging Het
Rita1 T A 5: 120,749,448 (GRCm39) K88N probably damaging Het
Rptn A T 3: 93,303,776 (GRCm39) K370* probably null Het
Simc1 A G 13: 54,687,576 (GRCm39) D115G probably null Het
Stab1 T A 14: 30,864,000 (GRCm39) N136I probably benign Het
Syt4 T A 18: 31,580,409 (GRCm39) probably benign Het
Sytl2 A T 7: 90,038,106 (GRCm39) N522I probably damaging Het
Tax1bp1 A G 6: 52,706,478 (GRCm39) probably benign Het
Tenm2 A T 11: 35,969,396 (GRCm39) D847E probably damaging Het
Th G T 7: 142,447,834 (GRCm39) D321E probably benign Het
Tmem44 A T 16: 30,359,591 (GRCm39) L46Q probably damaging Het
Trp53bp1 A G 2: 121,087,122 (GRCm39) L178P probably damaging Het
Trp63 A G 16: 25,684,968 (GRCm39) *285W probably null Het
Tsen34 T C 7: 3,697,380 (GRCm39) probably benign Het
Tssk4 C T 14: 55,889,272 (GRCm39) T256I probably benign Het
Ttc17 A T 2: 94,196,954 (GRCm39) N464K probably damaging Het
Ttll2 C T 17: 7,618,998 (GRCm39) V310I probably benign Het
Ubn1 A G 16: 4,895,177 (GRCm39) E741G probably damaging Het
Urad T A 5: 147,252,264 (GRCm39) I63F probably damaging Het
Vcan T C 13: 89,852,858 (GRCm39) T701A probably benign Het
Vmn2r58 A G 7: 41,486,639 (GRCm39) V752A possibly damaging Het
Vmn2r69 C A 7: 85,060,793 (GRCm39) V264L possibly damaging Het
Zfp292 A G 4: 34,808,917 (GRCm39) S1376P probably damaging Het
Zfp955a G A 17: 33,460,699 (GRCm39) R478* probably null Het
Znfx1 A C 2: 166,897,189 (GRCm39) F578L probably benign 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
R3431:Mmp21 UTSW 7 133,280,479 (GRCm39) missense probably benign 0.00
R4790:Mmp21 UTSW 7 133,276,759 (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'- AAGCATCATATTGGGCATGGG -3'
(R):5'- AGCCCTGCTGACCTCTTTAG -3'

Sequencing Primer
(F):5'- CATGGGGCCTTGATGGAC -3'
(R):5'- TTTAGGTCTCCGGCCCAG -3'
Posted On 2016-03-17