| 1DF8 | A:; B: | S45A MUTANT OF STREPTAVIDIN IN COMPLEX WITH BIOTIN |
| 1HQQ | A:; B:; C:; D: | MINIPROTEIN MP-2 (M9A) COMPLEX WITH STREPTAVIDIN |
| 1HXL | A:; B: | MINIPROTEIN MP-2 (V10A) COMPLEX WITH STREPTAVIDIN |
| 1HXZ | A:; B: | MINIPROTEIN MP-2 COMPLEX WITH STREPTAVIDIN |
| 1HY2 | A:; B:; C:; D: | MINIPROTEIN MP-1 COMPLEX WITH STREPTAVIDIN |
| 1I9H | A:; B: | CORE STREPTAVIDIN-BNA COMPLEX |
| 1KFF | A:; B:; C:; D: | AN ENGINEERED STREPTAVIDIN WITH IMPROVED AFFINITY FOR THE STREP-TAG II PEPTIDE: APO-SAM1 |
| 1KL3 | A:; B:; C:; D: | AN ENGINEERED STREPTAVIDIN WITH IMPROVED AFFINITY FOR THE STREP-TAG II PEPTIDE : SAM1-STREPII |
| 1KL4 | A:; B:; C:; D: | AN ENGINEERED STREPTAVIDIN WITH IMPROVED AFFINITY FOR THE STREP-TAG II PEPTIDE : APO-SAM2 |
| 1KL5 | A:; B:; C:; D: | AN ENGINEERED STREPTAVIDIN WITH IMPROVED AFFINITY FOR THE STREP-TAG II PEPTIDE : SAM2-STREPII |
| 1LCV | A:; B: | STREPTAVIDIN-NORBIOTIN COMPLEX |
| 1LCW | A:; B: | STREPTAVIDIN-HOMOBIOTIN COMPLEX |
| 1LCZ | A:; B: | STREPTAVIDIN-BCAP COMPLEX |
| 1LUQ | A:; B: | FULL MATRIX ERROR ANALYSIS OF STREPTAVIDIN |
| 1MEP | A:; B:; C:; D: | CRYSTAL STRUCTURE OF STREPTAVIDIN DOUBLE MUTANT S45A/D128A WITH BIOTIN: COOPERATIVE HYDROGEN-BOND INTERACTIONS IN THE STREPTAVIDIN-BIOTIN SYSTEM. |
| 1MK5 | A:; B: | WILDTYPE CORE-STREPTAVIDIN WITH BIOTIN AT 1.4A. |
| 1MM9 | A: | STREPTAVIDIN MUTANT WITH INSERTION OF FIBRONECTIN HEXAPEPTIDE, INCLUDING RGD |
| 1MOY | A: | STREPTAVIDIN MUTANT WITH OSTEOPONTIN HEXAPEPTIDE INSERTION INCLUDING RGD |
| 1N43 | A:; B:; C:; D: | STREPTAVIDIN MUTANT N23A WITH BIOTIN AT 1.89A |
| 1N4J | A: | STREPTAVIDIN MUTANT N23A AT 2.18A |
| 1N7Y | A:; B:; C:; D: | STREPTAVIDIN MUTANT N23E AT 1.96A |
| 1N9M | A:; B:; C:; D: | STREPTAVIDIN MUTANT S27A WITH BIOTIN AT 1.6A RESOLUTION |
| 1N9Y | A:; B:; C:; D: | STREPTAVIDIN MUTANT S27A AT 1.5A RESOLUTION |
| 1NBX | A:; B:; C:; D: | STREPTAVIDIN MUTANT Y43A AT 1.70A RESOLUTION |
| 1NC9 | A:; B:; C:; D: | STREPTAVIDIN MUTANT Y43A WITH IMINOBIOTIN AT 1.8A RESOLUTION |
| 1NDJ | A:; B:; C:; D: | STREPTAVIDIN MUTANT Y43F WITH BIOTIN AT 1.81A RESOLUTION |
| 1NQM | A:; B:; C:; D: | STRUCTURE OF SAVM-W120K, STREPTAVIDIN MUTANT |
| 1PTS | A:; B: | CRYSTAL STRUCTURE AND LIGAND BINDING STUDIES OF A SCREENED PEPTIDE COMPLEXED WITH STREPTAVIDIN |
| 1RST | B: | COMPLEX BETWEEN STREPTAVIDIN AND THE STREP-TAG PEPTIDE |
| 1RSU | B: | COMPLEX BETWEEN STREPTAVIDIN AND THE STREP-TAG II PEPTIDE |
| 1RXH | A:; B: | CRYSTAL STRUCTURE OF STREPTAVIDIN MUTANT L124R (M1) COMPLEXED WITH BIOTINYL P-NITROANILIDE (BNI) |
| 1RXJ | A:; B:; C:; D: | CRYSTAL STRUCTURE OF STREPTAVIDIN MUTANT (M2) WHERE THE L3, 4 LOOP WAS REPLACE BY THAT OF AVIDIN |
| 1RXK | A:; B: | CRYSTAL STRUCTURE OF STREPTAVIDIN MUTANT (M3) A COMBINATION OF M1+M2 |
| 1SLD | B: | STREPTAVIDIN, PH 7.5, BOUND TO CYCLIC DISULFIDE-BONDED PEPTIDE LIGAND AC-CHPQFC-NH2 |
| 1SLE | B:; D: | STREPTAVIDIN, PH 5.0, BOUND TO CYCLIC PEPTIDE AC-CHPQGPPC-NH2 |
| 1SLF | B:; D: | APOSTREPTAVIDIN, PH 5.6, TWO MOLECULES OF (SO4)2 BOUND AT THE BIOTIN BINDING SITE |
| 1SLG | B:; D: | STREPTAVIDIN, PH 5.6, BOUND TO PEPTIDE FCHPQNT |
| 1SRE | A:; B: | CRYSTALLOGRAPHIC AND THERMODYNAMIC COMPARISON OF NATURAL AND SYNTHETIC LIGANDS BOUND TO STREPTAVIDIN |
| 1SRF | A:; B: | STRUCTURE-BASED DESIGN OF SYNTHETIC AZOBENZENE LIGANDS FOR STREPTAVIDIN |
| 1SRG | A:; B: | STRUCTURE-BASED DESIGN OF SYNTHETIC AZOBENZENE LIGANDS FOR STREPTAVIDIN |
| 1SRH | A:; B: | STRUCTURE-BASED DESIGN OF SYNTHETIC AZOBENZENE LIGANDS FOR STREPTAVIDIN |
| 1SRI | A:; B: | STRUCTURE-BASED DESIGN OF SYNTHETIC AZOBENZENE LIGANDS FOR STREPTAVIDIN |
| 1SRJ | A:; B: | STRUCTURE-BASED DESIGN OF SYNTHETIC AZOBENZENE LIGANDS FOR STREPTAVIDIN |
| 1STP | A: | STRUCTURAL ORIGINS OF HIGH-AFFINITY BIOTIN BINDING TO STREPTAVIDIN |
| 1STR | B:; D: | STREPTAVIDIN DIMERIZED BY DISULFIDE-BONDED PEPTIDE AC-CHPQNT-NH2 DIMER |
| 1STS | B:; D: | STREPTAVIDIN DIMERIZED BY DISULFIDE-BONDED PEPTIDE FCHPQNT-NH2 DIMER |
| 1SWA | A:; B:; C:; D: | APO-CORE-STREPTAVIDIN AT PH 4.5 |
| 1SWB | A:; B:; C:; D: | APO-CORE-STREPTAVIDIN AT PH 7.5 |
| 1SWC | A:; B:; C:; D: | APO-CORE-STREPTAVIDIN AT PH 4.5 |
| 1SWD | A:; B:; C:; D: | APO-CORE-STREPTAVIDIN IN COMPLEX WITH BIOTIN (TWO UNOCCUPIED BINDING SITES) AT PH 4.5 |
| 1SWE | A:; B:; C:; D: | APO-CORE-STREPTAVIDIN IN COMPLEX WITH BIOTIN AT PH 4.5 |
| 1SWF | A:; B:; C:; D: | CIRCULAR PERMUTED STREPTAVIDIN E51/A46 |
| 1SWG | A:; B:; C:; D: | CIRCULAR PERMUTED STREPTAVIDIN E51/A46 IN COMPLEX WITH BIOTIN |
| 1SWH | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W79F AT PH 4.5 |
| 1SWJ | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W79F AT PH 4.5 |
| 1SWK | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W79F IN COMPLEX WITH BIOTIN AT PH 4.5 |
| 1SWL | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W108F AT PH 7.0 |
| 1SWN | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W108F IN COMPLEX WITH BIOTIN AT PH 7.0 |
| 1SWO | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W120F AT PH 7.5 |
| 1SWP | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W120F IN COMPLEX WITH BIOTIN AT PH 7.5 |
| 1SWQ | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W120A AT PH 7.5 |
| 1SWR | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT W120A IN COMPLEX WITH BIOTIN AT PH 7.5 |
| 1SWS | A:; B:; C:; D: | CORE-STREPTAVIDIN MUTANT D128A AT PH 4.5 |
| 1SWT | A:; B: | CORE-STREPTAVIDIN MUTANT D128A IN COMPLEX WITH BIOTIN AT PH 4.5 |
| 1SWU | A:; B:; C:; D: | STREPTAVIDIN MUTANT Y43F |
| 1VWA | B:; D: | STREPTAVIDIN-FSHPQNT |
| 1VWB | B: | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 11.8 |
| 1VWC | B: | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 2.0 |
| 1VWD | B: | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 3.0 |
| 1VWE | B: | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 3.6 |
| 1VWF | B: | STREPTAVIDIN COMPLEXED WITH CYCLO-AC-[CHPQGPPC]-NH2 MONOMER, PH 3.67 |
| 1VWG | B: | STREPTAVIDIN COMPLEXED WITH THE HEAD-TO-TAIL DISULFIDE-BONDED PEPTIDE DIMER OF CYCLO-AC-[CHPQGPPC]-NH2, PH 2.5 |
| 1VWH | B: | STREPTAVIDIN COMPLEXED WITH THE HEAD-TO-TAIL DISULFIDE-BONDED PEPTIDE DIMER OF CYCLO-AC-[CHPQGPPC]-NH2, PH 3.5 |
| 1VWI | B:; D: | STREPTAVIDIN-CYCLO-[5-S-VALERAMIDE-HPQGPPC]K-NH2, PH 1.5, I222 COMPLEX |
| 1VWJ | B:; D: | STREPTAVIDIN-CYCLO-[5-S-VALERAMIDE-HPQGPPC]K-NH2, PH 2.5, I222 COMPLEX |
| 1VWK | B:; D: | STREPTAVIDIN-CYCLO-[5-S-VALERAMIDE-HPQGPPC]K-NH2 |
| 1VWL | B:; D: | STREPTAVIDIN-CYCLO-[5-S-VALERAMIDE-HPQGPPC]K-NH2, PH 3.5, I222 COMPLEX |
| 1VWM | B: | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 4.2 |
| 1VWN | B: | STREPTAVIDIN-CYCLO-AC-[CHPQFC]-NH2, PH 4.8 |
| 1VWO | B: | STREPTAVIDIN COMPLEXED WITH CYCLO-AC-[CHPQGPPC]-NH2 MONOMER, PH 2.85 |
| 1VWP | B: | STREPTAVIDIN COMPLEXED WITH CYCLO-AC-[CHPQGPPC]-NH2 MONOMER, PH 2.5 |
| 1VWQ | B: | STREPTAVIDIN-CYCLO-[5-S-VALERAMIDE-HPQGPPC]K-NH2, PH 2.5, I4122 COMPLEX |
| 1VWR | B: | STREPTAVIDIN-CYCLO-[5-S-VALERAMIDE-HPQGPPC]K-NH2, PH 3.5, I4122 COMPLEX |
| 2BC3 | A:14-135 | T7-TAGGED FULL-LENGTH STREPTAVIDIN |
| 2F01 | A:; B: | EPI-BIOTIN COMPLEX WITH CORE STREPTAVIDIN |
| 2G5L | A:; B: | STREPTAVIDIN IN COMPLEX WITH NANOTAG |
| 2GH7 | A:; B: | EPI-BIOTIN COMPLEX WITH CORE STREPTAVIDIN |
| 2IZA | A: | APOSTREPTAVIDIN PH 2.00 I4122 STRUCTURE |
| 2IZB | A: | APOSTREPTAVIDIN PH 3.12 I4122 STRUCTURE |
| 2IZC | B:; D: | APOSTREPTAVIDIN PH 2.0 I222 COMPLEX |
| 2IZD | B:; D: | APOSTREPTAVIDIN PH 3.0 I222 COMPLEX |
| 2IZE | B:; D: | APOSTREPTAVIDIN PH 3.08 I222 COMPLEX |
| 2IZF | B:; D: | STREPTAVIDIN-BIOTIN PH 4.0 I222 COMPLEX |
| 2IZG | B:; D: | STREPTAVIDIN-BIOTIN PH 2.0 I222 COMPLEX |
| 2IZH | B:; D: | STREPTAVIDIN-BIOTIN PH 10.44 I222 COMPLEX |
| 2IZI | A: | STREPTAVIDIN-BIOTIN PH 2.53 I4122 STRUCTURE |
| 2IZJ | A: | STREPTAVIDIN-BIOTIN PH 3.50 I4122 STRUCTURE |
| 2IZK | A: | STREPTAVIDIN-GLYCOLURIL PH 2.58 I4122 COMPLEX |
| 2IZL | B:; D: | STREPTAVIDIN-2-IMINOBIOTIN PH 7.3 I222 COMPLEX |
| 2RTA | A: | APOSTREPTAVIDIN, PH 2.97, SPACE GROUP I4122 |
| 2RTB | B:; D: | APOSTREPTAVIDIN, PH 3.32, SPACE GROUP I222 |
| 2RTC | B:; D: | APOSTREPTAVIDIN, PH 3.60, SPACE GROUP I222 |
| 2RTD | B:; D: | STREPTAVIDIN-BIOTIN COMPLEX, PH 1.39, SPACE GROUP I222 |
| 2RTE | B:; D: | STREPTAVIDIN-BIOTIN COMPLEX, PH 1.90, SPACE GROUP I222 |
| 2RTF | B:; D: | STREPTAVIDIN-BIOTIN COMPLEX, PH 2.00, SPACE GROUP I222 |
| 2RTG | B:; D: | STREPTAVIDIN-BIOTIN COMPLEX, PH 2.40, SPACE GROUP I222 |
| 2RTH | B:; D: | STREPTAVIDIN-GLYCOLURIL COMPLEX, PH 2.50, SPACE GROUP I222 |
| 2RTI | B:; D: | STREPTAVIDIN-GLYCOLURIL COMPLEX, PH 2.50, SPACE GROUP I222 |
| 2RTJ | A: | STREPTAVIDIN-GLYCOLURIL COMPLEX, PH 2.50, SPACE GROUP I4122 |
| 2RTK | A: | STREPTAVIDIN-GLYCOLURIL COMPLEX, PH 2.58, SPACE GROUP I4122 PREPARED FROM AN APOSTREPTAVIDIN CRYSTAL |
| 2RTL | A: | STREPTAVIDIN-2-IMINOBIOTIN-SULFATE COMPLEX, PH 2.50, SPACE GROUP I4122 |
| 2RTM | A: | STREPTAVIDIN-2-IMINOBIOTIN-SULFATE COMPLEX, PH 3.50, SPACE GROUP I4122 |
| 2RTN | B:; D: | STREPTAVIDIN-2-IMINOBIOTIN COMPLEX, PH 2.0, SPACE GROUP I222 |
| 2RTO | B:; D: | STREPTAVIDIN-2-IMINOBIOTIN COMPLEX, PH 2.6, SPACE GROUP I222 |
| 2RTP | B:; D: | STREPTAVIDIN-2-IMINOBIOTIN COMPLEX, PH 3.25, SPACE GROUP I222 |
| 2RTQ | B:; D: | STREPTAVIDIN-2-IMINOBIOTIN COMPLEX, PH 3.25, SPACE GROUP I222, CRYSTALLIZED FROM 4.3 M AMMONIUM SULFATE |
| 2RTR | B:; D: | STREPTAVIDIN-2-IMINOBIOTIN COMPLEX, PH 4.0, SPACE GROUP I222 |
| 3RY1 | A:; C:; D:; B: | WILD-TYPE CORE STREPTAVIDIN AT ATOMIC RESOLUTION |
| 3RY2 | A:; B: | WILD-TYPE CORE STREPTAVIDIN-BIOTIN COMPLEX AT ATOMIC RESOLUTION |
| 4BX5 | B:; D: | CIS-DIVALENT STREPTAVIDIN |
| 4IRW | A: | CO-CRYSTALLIZATION OF STREPTAVIDIN-BIOTIN COMPLEX WITH A LANTHANIDE-LIGAND COMPLEX GIVES RISE TO A NOVEL CRYSTAL FORM |
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