The Preparation of Fluorescence-Quenched Probes for Use in the Characterization of Human Factor Xa Substrate Binding Domains
Abstract
:Introduction
Results and Discussion
Conclusions
Acknowledgements
Experimental
General
N2-Fmoc-N6-dinitrophenyl-l-lysine
2-Amino(tert-butoxycarbonyl)benzoic acid
General Procedure for the Synthesis of Individual Fluorescence Quenched Peptides
Fmoc Deprotection
Amino Acid and Activation Solutions
Amino Acid Coupling
Side Chain Deprotection and Cleavage
Trituration
Amino Acid Code | Protecting Group | Mass (mg)A |
---|---|---|
Ala | − | 36.0 |
Arg | Pmc | 76.6 |
Asn | Trt | 69.0 |
Asp | OtBu | 47.6 |
Cys | Trt | 67.7 |
Gln | Trt | 70.6 |
Glu | OtBu | 49.2 |
Gly | − | 34.4 |
His | Trt | 71.7 |
Ile | − | 40.9 |
Leu | − | 40.9 |
Lys | Boc | 54.2 |
Met | − | 42.9 |
Phe | − | 44.8 |
Pro | − | 39.0 |
Ser | tBu | 44.3 |
Thr | tBu | 46.0 |
Trp | Boc | 60.9 |
Tyr | tBu | 53.1 |
Val | − | 39.2 |
Lys(Dnp) | − | 61.8 |
Abz B | − | 27.4 |
Synthesis of P1’-P3’ Fluorescence Quenched Substrate Library
Peptide CodeA | MW | Yield (%)B | Retention Time (min)C | Relative Peak Area (%)D | m/z E | Assignment |
---|---|---|---|---|---|---|
KBL1A | 1346.32 | 84 | 9.17 | 100 | 674.0 | (M+2H+)/2 |
KBL1E | 1360.35 | 76 | 9.08 | >90 | 681.0 | (M+2H+)/2 |
KBL1F | 1378.41 | 96 | 9.39 | 100 | 690.1 | (M+2H+)/2 |
KBL1G | 1288.28 | 42F | 11.6G | 100 | 644.9 | (M+2H+)/2 |
KBL1H | 1368.37 | 49F | 10.70G | 100 | 457.2 | (M+3H+)/3 |
685.0 (80 %) | (M+2H+)/2 | |||||
568.8 (35 %) | (M-232+2H+)/2 | |||||
KBL1I | 1344.39 | 72F | 12.2G | 100 | 673.1 | (M+2H+)/2 |
KBL1K | 1359.40 | 78 | 8.73 | 100 | 454.3 | (M+3H+)/3 |
680.6 (45 %) | (M+2H+)/2 | |||||
564.5 (20 %) | (M-232+2H+)/2 | |||||
KBL1L | 1344.39 | 46F | 12.18G | 100 | 673.0 | (M+2H+)/2 |
KBL1M | 1360.43 | 73 | 9.21 | 100 | 682.3 | (M+2H+)/2 |
KBL1N | 1345.33 | 78 | 8.84 | >90 | 673.7 | (M+2H+)/2 |
KBL1P | 1328.35 | 69 | 9.01 | >90 | 665.2 | (M+2H+)/2 |
KBL1Q | 1359.36 | 55F | 11.64G | >90 | 680.5 | (M+2H+)/2 |
KBL1R | 1387.42 | 92 | 8.66 | >90 | 463.7 | (M+3H+)/3 |
694.6 (60 %) | (M+2H+)/2 | |||||
578.6 (40 %) | (M-232+2H+)/2 | |||||
KBL1S | 1318.31 | 54F | 11.75G | 100 | 660.0 | (M+2H+)/2 |
KBL1T | 1332.34 | 62F | 11.70G | 100 | 667.1 | (M+2H+)/2 |
KBL1V | 1330.36 | 64 | 9.16 | 100 | 709.8 | (M+2H+)/2 |
KBL1W | 1417.44 | 91 | 9.38 | 100 | 709.8 | (M+2H+)/2 |
KBL1Y | 1394.41 | 79 | 9.27 | >90 | 698.0 | (M+2H+)/2 |
Peptide CodeA | MW | Yield (%)B | Retention Time (min)C | Relative Peak Area (%)D | m/z E | Assignment |
---|---|---|---|---|---|---|
KBL2A | 1302.31 | 92 | 9.28 | >90 | 652.0 | (M+2H+)/2 |
KBL2D | 1346.32 | Q | 9.16 | >90 | 674.2 | (M+2H+)/2 |
KBL2E | 1360.35 | 92 | 9.23 | >90 | 681.2 | (M+2H+)/2 |
KBL2F | 1378.41 | 93 | 9.50 | >90 | 690.2 | (M+2H+)/2 |
KBL2G | 1288.28 | 62 | 9.30 | >90 | 645.2 | (M+2H+)/2 |
KBL2H | 1368.37 | 78 | 8.77 | 100 | 457.3 | (M+3H+)/3 |
685.2 (55 %) | (M+2H+)/2 | |||||
569.0 (20 %) | (M-232+2H+)/2 | |||||
KBL2I | 1344.39 | 73 | 9.34 | 100 | 673.2 | (M+2H+)/2 |
KBL2K | 1359.40 | Q | 8.77 | 100 | 453.7 | (M+3H+)/3 |
680.7 (95 %) | (M+2H+)/2 | |||||
564.6 (25 %) | (M-232+2H+)/2 | |||||
KBL2L | 1344.39 | 79 | 9.43 | >90 | 673.3 | (M+2H+)/2 |
KBL2M | 1360.43 | Q | 9.36 | 100 | 681.9 | (M+2H+)/2 |
KBL2N | 1345.33 | 67 | 9.17 | 100 | 673.7 | (M+2H+)/2 |
KBL2P | 1328.35 | Q | 9.19 | >90 | 665.2 | (M+2H+)/2 |
KBL2Q | 1359.36 | 93 | 9.17 | 100 | 680.4 | (M+2H+)/2 |
KBL2R | 1387.42 | 98 | 8.92 | 100 | 694.6 | (M+2H+)/2 |
578.4 (63 %) | (M-232+2H+)/2 | |||||
KBL2S | 1318.31 | 89F | 9.12 | 100 | 660.0 | (M+2H+)/2 |
KBL2T | 1332.34 | 87 | 9.16 | >90 | 667.1 | (M+2H+)/2 |
KBL2V | 1330.36 | 86 | 9.23 | >90 | 665.9 | (M+2H+)/2 |
KBL2W | 1417.44 | 95F | 9.47 | 100 | 709.7 | (M+2H+)/2 |
KBL2Y | 1394.41 | 92F | 9.19 | 100 | 698.1 | (M+2H+)/2 |
Peptide CodeA | MW | Yield (%)B | Retention Time (min)C | Relative Peak Area (%)D | m/z E | Assignment |
---|---|---|---|---|---|---|
KBL3D | 1346.32 | 91 | 9.30 | >90 | 674.1 | (M+2H+)/2 |
KBL3E | 1360.35 | 86 | 9.17 | 100 | 681.0 | (M+2H+)/2 |
KBL3F | 1378.41 | 86 | 9.47 | 100 | 690.1 | (M+2H+)/2 |
KBL3G | 1288.28 | 82 | 8.94 | 100 | 654.1 | (M+2H+)/2 |
KBL3H | 1368.37 | 91 | 8.83 | 100 | 457.3 | (M+3H+)/3 |
685.1 (40 %) | (M+2H+)/2 | |||||
569.0 (30 %) | (M- 232+2H+)/2 | |||||
KBL3I | 1344.39 | 68 | 9.36 | 100 | 673.0 | (M+2H+)/2 |
KBL3K | 1359.40 | 95 | 8.84 | >90 | 454.3 | (M+3H+)/3 |
680.7 (55 %) | (M+2H+)/2 | |||||
564.6 (40 %) | (M- 232+2H+)/2 | |||||
KBL3L | 1344.39 | 61 | 9.41 | >90 | 673.0 | (M+2H+)/2 |
KBL3M | 1360.43 | 61 | 9.34 | 100 | 682.0 | (M+2H+)/2 |
KBL3N | 1345.33 | 96 | 9.01 | 100 | 673.5 | (M+2H+)/2 |
KBL3P | 1328.35 | 89 | 9.12 | 100 | 665.2 | (M+2H+)/2 |
KBL3Q | 1359.36 | 94 | 9.06 | 100 | 680.7 | (M+2H+)/2 |
KBL3R | 1387.42 | 93 | 8.75 | >90 | 463.7 | (M+3H+)/3 |
694.8 (50 %) | (M+2H+)/2 | |||||
578.6 (25 %) | (M- 232+2H+)/2 | |||||
KBL3S | 1318.31 | 59F | 11.55G | 100 | 660.0 | (M+2H+)/2 |
KBL3T | 1332.34 | 54F | 11.81G | 100 | 667.1 | (M+2H+)/2 |
KBL3V | 1330.36 | 74 | 9.21 | 100 | 666.2 | (M+2H+)/2 |
KBL3W | 1417.44 | 89 | 9.39 | 100 | 709.8 | (M+2H+)/2 |
KBL3Y | 1394.41 | 75 | 9.17 | 100 | 698.2 | (M+2H+)/2 |
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Bromfield, K.M.; Cianci, J.; Duggan, P.J. The Preparation of Fluorescence-Quenched Probes for Use in the Characterization of Human Factor Xa Substrate Binding Domains. Molecules 2004, 9, 427-439. https://doi.org/10.3390/90600427
Bromfield KM, Cianci J, Duggan PJ. The Preparation of Fluorescence-Quenched Probes for Use in the Characterization of Human Factor Xa Substrate Binding Domains. Molecules. 2004; 9(6):427-439. https://doi.org/10.3390/90600427
Chicago/Turabian StyleBromfield, Karen M., Julia Cianci, and Peter J. Duggan. 2004. "The Preparation of Fluorescence-Quenched Probes for Use in the Characterization of Human Factor Xa Substrate Binding Domains" Molecules 9, no. 6: 427-439. https://doi.org/10.3390/90600427