VWF mutations and phenotype in 43 group 1 index cases with abnormal multimers and a single mutation
IC* . | Type of mutation . | Exon/intron . | Nucleotide change† . | Amino acid change . | No. of ICs with this mutation . | FVIII:C, IU/dL . | VWF:RCo, IU/dL . | VWF:Ag, IU/dL . | VWF:CB, IU/dL . | VWF:RCo/VWF:Ag . | Cosegregation‡ (no. of families) . |
---|---|---|---|---|---|---|---|---|---|---|---|
P6F1II1§ | Missense | 20 | 2561G>A40 | R854Q | 1 | 25 | 23 | 32 | 15 | 0.72 | 1 |
P7F9I1 | Splice | Int20 | 2686−2A>G†‖ | Exon 21 skip | 1 | 85 | 36 | 44 | 27 | 0.82 | 1 |
P7F13II1 | Splice | Int21 | 2820+1G>C†‖ | Exon 21 skip | 1 | 68 | 7 | 21 | 15 | 0.33 | 1 |
P5F8I3 | Splice | Int21 | 2820+1G>A†‖ | Exon 21 skip | 1 | 115 | 38 | 32 | 33 | 1.19 | 1 |
Range¶ | Missense | 26 | 3388T>C† | C1130R | 3 | 13-15 | 7-13 | 12-22 | 6-8 | 0.58-0.59 | 1 (1), 2 (1), 3 (1) |
P9F5II2 | Missense | 26 | 3388T>G† | C1130G | 1 | 8 | 10 | 10 | 26 | 1.00 | 1 |
Range | Missense | 26 | 3389C>T30 | C1130F | 2 | 10-22 | 3-4 | 8 | 2-6 | 0.38-0.50 | 1 (1), 3 (1) |
P9F1I2 | Missense | 26 | 3430T>G† | W1144G | 1 | 24 | 12 | 31 | 12 | 0.39 | 1 |
Range | Missense | 27 | 3614G>A26 | R1205H | 5 | 7-19# | 3-10 | 5-10 | 4-6 | 0.40-1.43 | 1 (2), 2 (2), 3 (1) |
P3F1II1 | Deletion | 28 | 3831-3833delCCT† | D1277−E78delinsL | 1 | 22 | 3 | 18 | 20 | 0.17 | 1 |
P6F3II1 | Missense | 28 | 3853T>C† | S1285P | 1 | 27 | 3 | 16 | 8 | 0.19 | 1 |
P6F13II1 | Missense | 28 | 3920T>C†‖ | L1307P | 1 | 33 | 7 | 16 | 6 | 0.44 | 1 |
Range | Missense | 28 | 3943C>T39 | R1315C | 4 | 20-62 | 3-10 | 7-25 | 6-25 | 0.40-0.45 | 1 (2), 2 (2) |
P5F4II1 | Missense | 28 | 4024C>T† | R1342C | 1 | 43 | 3 | 20 | 28 | 0.15 | 1 |
Range | Missense | 28 | 4120C>T20 | R1374C | 3 | 30-34 | 3-7 | 10-45 | 10-19 | 0.07-0.70 | 1 (3) |
Range | Missense | 28 | 4121G>A20 | R1374H | 2 | 48-79 | 10-16 | 29-74 | 22-23 | 0.22-0.34 | 2 (1), 3 (1) |
Range | Missense | 28 | 4244G>A† | G1415D | 2 | 13-18 | 3-14 | 14 | 10-15 | 0.21-1.00 | 1 (1), 2 (1) |
P12F10II1 | Missense | 28 | 4247T>A† | I1416N | 1 | 43 | 3 | 19 | 20 | 0.16 | 1 |
P2F22I2 | Missense | 32 | 5465T>G† | V1822G | 1 | 35 | 26 | 19 | 45 | 1.37 | 3 |
P5F9II2 | Missense | 38 | 6620T>C8 | L2207P | 1 | 71 | 19 | 26 | 35 | 0.73 | 2 |
P12F12II2 | Missense | 38 | 6769T>A† | C2257S | 1 | 70 | 42 | 29 | 30 | 1.45 | 2 |
P5F2II2 | Missense | 40 | 6911G>A† | C2304Y | 1 | 42 | 19 | 20 | 37 | 0.95 | 3 |
P2F16II2 | Missense | 42 | 7239C>T8.42 | C2362F | 1 | 88 | 34 | 35 | 39 | 0.97 | 1 |
P5F10II1 | Missense | 43 | 7321G>T† | G2441C | 1 | 61 | 20 | 22 | 26 | 0.91 | 1 |
Range | Missense | 43 | 7390C>T† | R2464C | 2 | 32-52 | 25-30 | 25-33 | 37-50 | 0.91-1.00 | 1 (1), 3 (1) |
P7F22I2 | Missense | 43 | 7430G>A† | C2477Y | 1 | 68 | 33 | 38 | 43 | 0.87 | 2 |
P10F2I1 | Missense | 43 | 7430G>C† | C2477S | 1 | 58 | 40 | 28 | 31 | 1.43 | 1 |
P3F11II1 | Missense | 45 | 7559A>C† | Q2520P | 1 | 48 | 27 | 19 | 19 | 1.42 | 2 |
IC* . | Type of mutation . | Exon/intron . | Nucleotide change† . | Amino acid change . | No. of ICs with this mutation . | FVIII:C, IU/dL . | VWF:RCo, IU/dL . | VWF:Ag, IU/dL . | VWF:CB, IU/dL . | VWF:RCo/VWF:Ag . | Cosegregation‡ (no. of families) . |
---|---|---|---|---|---|---|---|---|---|---|---|
P6F1II1§ | Missense | 20 | 2561G>A40 | R854Q | 1 | 25 | 23 | 32 | 15 | 0.72 | 1 |
P7F9I1 | Splice | Int20 | 2686−2A>G†‖ | Exon 21 skip | 1 | 85 | 36 | 44 | 27 | 0.82 | 1 |
P7F13II1 | Splice | Int21 | 2820+1G>C†‖ | Exon 21 skip | 1 | 68 | 7 | 21 | 15 | 0.33 | 1 |
P5F8I3 | Splice | Int21 | 2820+1G>A†‖ | Exon 21 skip | 1 | 115 | 38 | 32 | 33 | 1.19 | 1 |
Range¶ | Missense | 26 | 3388T>C† | C1130R | 3 | 13-15 | 7-13 | 12-22 | 6-8 | 0.58-0.59 | 1 (1), 2 (1), 3 (1) |
P9F5II2 | Missense | 26 | 3388T>G† | C1130G | 1 | 8 | 10 | 10 | 26 | 1.00 | 1 |
Range | Missense | 26 | 3389C>T30 | C1130F | 2 | 10-22 | 3-4 | 8 | 2-6 | 0.38-0.50 | 1 (1), 3 (1) |
P9F1I2 | Missense | 26 | 3430T>G† | W1144G | 1 | 24 | 12 | 31 | 12 | 0.39 | 1 |
Range | Missense | 27 | 3614G>A26 | R1205H | 5 | 7-19# | 3-10 | 5-10 | 4-6 | 0.40-1.43 | 1 (2), 2 (2), 3 (1) |
P3F1II1 | Deletion | 28 | 3831-3833delCCT† | D1277−E78delinsL | 1 | 22 | 3 | 18 | 20 | 0.17 | 1 |
P6F3II1 | Missense | 28 | 3853T>C† | S1285P | 1 | 27 | 3 | 16 | 8 | 0.19 | 1 |
P6F13II1 | Missense | 28 | 3920T>C†‖ | L1307P | 1 | 33 | 7 | 16 | 6 | 0.44 | 1 |
Range | Missense | 28 | 3943C>T39 | R1315C | 4 | 20-62 | 3-10 | 7-25 | 6-25 | 0.40-0.45 | 1 (2), 2 (2) |
P5F4II1 | Missense | 28 | 4024C>T† | R1342C | 1 | 43 | 3 | 20 | 28 | 0.15 | 1 |
Range | Missense | 28 | 4120C>T20 | R1374C | 3 | 30-34 | 3-7 | 10-45 | 10-19 | 0.07-0.70 | 1 (3) |
Range | Missense | 28 | 4121G>A20 | R1374H | 2 | 48-79 | 10-16 | 29-74 | 22-23 | 0.22-0.34 | 2 (1), 3 (1) |
Range | Missense | 28 | 4244G>A† | G1415D | 2 | 13-18 | 3-14 | 14 | 10-15 | 0.21-1.00 | 1 (1), 2 (1) |
P12F10II1 | Missense | 28 | 4247T>A† | I1416N | 1 | 43 | 3 | 19 | 20 | 0.16 | 1 |
P2F22I2 | Missense | 32 | 5465T>G† | V1822G | 1 | 35 | 26 | 19 | 45 | 1.37 | 3 |
P5F9II2 | Missense | 38 | 6620T>C8 | L2207P | 1 | 71 | 19 | 26 | 35 | 0.73 | 2 |
P12F12II2 | Missense | 38 | 6769T>A† | C2257S | 1 | 70 | 42 | 29 | 30 | 1.45 | 2 |
P5F2II2 | Missense | 40 | 6911G>A† | C2304Y | 1 | 42 | 19 | 20 | 37 | 0.95 | 3 |
P2F16II2 | Missense | 42 | 7239C>T8.42 | C2362F | 1 | 88 | 34 | 35 | 39 | 0.97 | 1 |
P5F10II1 | Missense | 43 | 7321G>T† | G2441C | 1 | 61 | 20 | 22 | 26 | 0.91 | 1 |
Range | Missense | 43 | 7390C>T† | R2464C | 2 | 32-52 | 25-30 | 25-33 | 37-50 | 0.91-1.00 | 1 (1), 3 (1) |
P7F22I2 | Missense | 43 | 7430G>A† | C2477Y | 1 | 68 | 33 | 38 | 43 | 0.87 | 2 |
P10F2I1 | Missense | 43 | 7430G>C† | C2477S | 1 | 58 | 40 | 28 | 31 | 1.43 | 1 |
P3F11II1 | Missense | 45 | 7559A>C† | Q2520P | 1 | 48 | 27 | 19 | 19 | 1.42 | 2 |
ICs are indicated by their study ID; when a mutation is present in more than 1 IC, the phenotypic data are indicated as “range.”
Novel mutations not previously reported on the ISTH VWF database.
Cosegregation of VWD with the VWF gene12 ; 1 indicates complete cosegregation; 2, incomplete cosegregation; 3, not informative.
Reduced VWF:FVIIIB.
Excluded as an SNP by absence from 100 healthy controls.
Reduced VWF:FVIIIB in only 1 of the 3 ICs.
One high outlier was excluded from the range of values shown but was included in all analyses.