2IZL
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![BU of 2izl by Molmil](/molmil-images/mine/2izl) | STREPTAVIDIN-2-IMINOBIOTIN PH 7.3 I222 COMPLEX | Descriptor: | 2-IMINOBIOTIN, STREPTAVIDIN | Authors: | Katz, B.A. | Deposit date: | 1997-08-13 | Release date: | 1998-09-16 | Last modified: | 2024-02-21 | Method: | X-RAY DIFFRACTION (1.48 Å) | Cite: | Binding of biotin to streptavidin stabilizes intersubunit salt bridges between Asp61 and His87 at low pH. J.Mol.Biol., 274, 1997
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2IZG
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![BU of 2izg by Molmil](/molmil-images/mine/2izg) | STREPTAVIDIN-BIOTIN PH 2.0 I222 COMPLEX | Descriptor: | BIOTIN, STREPTAVIDIN, SULFATE ION | Authors: | Katz, B.A. | Deposit date: | 1997-08-13 | Release date: | 1998-09-16 | Last modified: | 2024-02-21 | Method: | X-RAY DIFFRACTION (1.36 Å) | Cite: | Binding of biotin to streptavidin stabilizes intersubunit salt bridges between Asp61 and His87 at low pH. J.Mol.Biol., 274, 1997
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2IZH
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![BU of 2izh by Molmil](/molmil-images/mine/2izh) | STREPTAVIDIN-BIOTIN PH 10.44 I222 COMPLEX | Descriptor: | BIOTIN, STREPTAVIDIN | Authors: | Katz, B.A. | Deposit date: | 1997-08-13 | Release date: | 1998-09-16 | Last modified: | 2024-02-21 | Method: | X-RAY DIFFRACTION (1.36 Å) | Cite: | Binding of biotin to streptavidin stabilizes intersubunit salt bridges between Asp61 and His87 at low pH. J.Mol.Biol., 274, 1997
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2IZB
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![BU of 2izb by Molmil](/molmil-images/mine/2izb) | APOSTREPTAVIDIN PH 3.12 I4122 STRUCTURE | Descriptor: | FORMIC ACID, STREPTAVIDIN, SULFATE ION | Authors: | Katz, B.A. | Deposit date: | 1997-08-13 | Release date: | 1998-09-16 | Last modified: | 2024-02-21 | Method: | X-RAY DIFFRACTION (1.2 Å) | Cite: | Binding of biotin to streptavidin stabilizes intersubunit salt bridges between Asp61 and His87 at low pH. J.Mol.Biol., 274, 1997
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2IZE
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![BU of 2ize by Molmil](/molmil-images/mine/2ize) | APOSTREPTAVIDIN PH 3.08 I222 COMPLEX | Descriptor: | AMMONIUM ION, CHLORIDE ION, FORMIC ACID, ... | Authors: | Katz, B.A. | Deposit date: | 1997-08-13 | Release date: | 1998-09-16 | Last modified: | 2024-02-21 | Method: | X-RAY DIFFRACTION (1.57 Å) | Cite: | Binding of biotin to streptavidin stabilizes intersubunit salt bridges between Asp61 and His87 at low pH. J.Mol.Biol., 274, 1997
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1VWK
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![BU of 1vwk by Molmil](/molmil-images/mine/1vwk) | STREPTAVIDIN-CYCLO-[5-S-VALERAMIDE-HPQGPPC]K-NH2 | Descriptor: | PENTANOIC ACID, PEPTIDE LIGAND CONTAINING HPQ, STREPTAVIDIN | Authors: | Katz, B.A, Cass, R.T. | Deposit date: | 1997-03-03 | Release date: | 1998-03-18 | Last modified: | 2024-06-05 | Method: | X-RAY DIFFRACTION (1.45 Å) | Cite: | In crystals of complexes of streptavidin with peptide ligands containing the HPQ sequence the pKa of the peptide histidine is less than 3.0. J.Biol.Chem., 272, 1997
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1VWN
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![BU of 1vwn by Molmil](/molmil-images/mine/1vwn) | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 4.8 | Descriptor: | PEPTIDE LIGAND CONTAINING HPQ, STREPTAVIDIN | Authors: | Katz, B.A, Cass, R.T. | Deposit date: | 1997-03-03 | Release date: | 1998-03-18 | Last modified: | 2024-06-05 | Method: | X-RAY DIFFRACTION (1.85 Å) | Cite: | In crystals of complexes of streptavidin with peptide ligands containing the HPQ sequence the pKa of the peptide histidine is less than 3.0. J.Biol.Chem., 272, 1997
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1VWO
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![BU of 1vwo by Molmil](/molmil-images/mine/1vwo) | |
1VWE
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![BU of 1vwe by Molmil](/molmil-images/mine/1vwe) | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 3.6 | Descriptor: | PEPTIDE LIGAND CONTAINING HPQ, STREPTAVIDIN | Authors: | Katz, B.A, Cass, R.T. | Deposit date: | 1997-03-03 | Release date: | 1998-03-18 | Last modified: | 2024-06-05 | Method: | X-RAY DIFFRACTION (1.5 Å) | Cite: | In crystals of complexes of streptavidin with peptide ligands containing the HPQ sequence the pKa of the peptide histidine is less than 3.0. J.Biol.Chem., 272, 1997
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1VWM
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![BU of 1vwm by Molmil](/molmil-images/mine/1vwm) | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 4.2 | Descriptor: | PEPTIDE LIGAND CONTAINING HPQ, STREPTAVIDIN | Authors: | Katz, B.A, Cass, R.T. | Deposit date: | 1997-03-03 | Release date: | 1998-03-18 | Last modified: | 2024-06-05 | Method: | X-RAY DIFFRACTION (1.6 Å) | Cite: | In crystals of complexes of streptavidin with peptide ligands containing the HPQ sequence the pKa of the peptide histidine is less than 3.0. J.Biol.Chem., 272, 1997
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1VWQ
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![BU of 1vwq by Molmil](/molmil-images/mine/1vwq) | |
1VWP
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![BU of 1vwp by Molmil](/molmil-images/mine/1vwp) | |
1VWR
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![BU of 1vwr by Molmil](/molmil-images/mine/1vwr) | |
1VWF
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![BU of 1vwf by Molmil](/molmil-images/mine/1vwf) | |
1VWI
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![BU of 1vwi by Molmil](/molmil-images/mine/1vwi) | |
1VWL
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![BU of 1vwl by Molmil](/molmil-images/mine/1vwl) | |
1VWB
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![BU of 1vwb by Molmil](/molmil-images/mine/1vwb) | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 11.8 | Descriptor: | PEPTIDE LIGAND CONTAINING HPQ, STREPTAVIDIN | Authors: | Katz, B.A, Cass, R.T. | Deposit date: | 1997-03-03 | Release date: | 1998-03-18 | Last modified: | 2011-07-13 | Method: | X-RAY DIFFRACTION (1.82 Å) | Cite: | In crystals of complexes of streptavidin with peptide ligands containing the HPQ sequence the pKa of the peptide histidine is less than 3.0. J.Biol.Chem., 272, 1997
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1VWA
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![BU of 1vwa by Molmil](/molmil-images/mine/1vwa) | STREPTAVIDIN-FSHPQNT | Descriptor: | PEPTIDE LIGAND CONTAINING HPQ, STREPTAVIDIN | Authors: | Katz, B.A, Cass, R.T. | Deposit date: | 1997-03-03 | Release date: | 1998-03-18 | Last modified: | 2024-02-14 | Method: | X-RAY DIFFRACTION (1.85 Å) | Cite: | In crystals of complexes of streptavidin with peptide ligands containing the HPQ sequence the pKa of the peptide histidine is less than 3.0. J.Biol.Chem., 272, 1997
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1VWJ
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![BU of 1vwj by Molmil](/molmil-images/mine/1vwj) | |
1VWH
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![BU of 1vwh by Molmil](/molmil-images/mine/1vwh) | |
1VWD
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![BU of 1vwd by Molmil](/molmil-images/mine/1vwd) | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 3.0 | Descriptor: | PEPTIDE LIGAND CONTAINING HPQ, STREPTAVIDIN | Authors: | Katz, B.A, Cass, R.T. | Deposit date: | 1997-03-03 | Release date: | 1998-03-18 | Last modified: | 2011-11-16 | Method: | X-RAY DIFFRACTION (1.87 Å) | Cite: | In crystals of complexes of streptavidin with peptide ligands containing the HPQ sequence the pKa of the peptide histidine is less than 3.0. J.Biol.Chem., 272, 1997
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1VWC
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![BU of 1vwc by Molmil](/molmil-images/mine/1vwc) | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 2.0 | Descriptor: | PEPTIDE LIGAND CONTAINING HPQ, STREPTAVIDIN | Authors: | Katz, B.A, Cass, R.T. | Deposit date: | 1997-03-03 | Release date: | 1998-03-18 | Last modified: | 2011-07-13 | Method: | X-RAY DIFFRACTION (1.86 Å) | Cite: | In crystals of complexes of streptavidin with peptide ligands containing the HPQ sequence the pKa of the peptide histidine is less than 3.0. J.Biol.Chem., 272, 1997
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1VWG
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![BU of 1vwg by Molmil](/molmil-images/mine/1vwg) | |
1GJ4
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![BU of 1gj4 by Molmil](/molmil-images/mine/1gj4) | SELECTIVITY AT S1, H2O DISPLACEMENT, UPA, TPA, SER190/ALA190 PROTEASE, STRUCTURE-BASED DRUG DESIGN | Descriptor: | 6-CHLORO-2-(2-HYDROXY-BIPHENYL-3-YL)-1H-INDOLE-5-CARBOXAMIDINE, ACETYL HIRUDIN, SODIUM ION, ... | Authors: | Katz, B.A, Sprengeler, P.A, Luong, C, Verner, E, Spencer, J.R, Breitenbucher, J.G, Hui, H, McGee, D, Allen, D, Martelli, A, Mackman, R.L. | Deposit date: | 2001-04-27 | Release date: | 2002-04-27 | Last modified: | 2023-12-27 | Method: | X-RAY DIFFRACTION (1.81 Å) | Cite: | Engineering inhibitors highly selective for the S1 sites of Ser190 trypsin-like serine protease drug targets. Chem.Biol., 8, 2001
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1GJ5
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![BU of 1gj5 by Molmil](/molmil-images/mine/1gj5) | SELECTIVITY AT S1, H2O DISPLACEMENT, UPA, TPA, SER190/ALA190 PROTEASE, STRUCTURE-BASED DRUG DESIGN | Descriptor: | 2-(2-HYDROXY-BIPHENYL)-1H-BENZOIMIDAZOLE-5-CARBOXAMIDINE, ACETYL HIRUDIN, SODIUM ION, ... | Authors: | Katz, B.A, Sprengeler, P.A, Luong, C, Verner, E, Spencer, J.R, Breitenbucher, J.G, Hui, H, McGee, D, Allen, D, Martelli, A, Mackman, R.L. | Deposit date: | 2001-04-27 | Release date: | 2002-04-27 | Last modified: | 2023-11-15 | Method: | X-RAY DIFFRACTION (1.73 Å) | Cite: | Engineering inhibitors highly selective for the S1 sites of Ser190 trypsin-like serine protease drug targets. Chem.Biol., 8, 2001
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