Current Protein Identity：P01074
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Difference tags compare only the current result set; every original PDB and assembly record remains separate.
Related-Structure Differences
Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.
| PDB Entry | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Experimental Method | Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 1CTI DETERMINATION OF THE COMPLETE THREE-DIMENSIONAL STRUCTURE OF THE TRYPSIN INHIBITOR FROM SQUASH SEEDS IN AQUEOUS SOLUTION BY NUCLEAR MAGNETIC RESONANCE AND A COMBINATION OF DISTANCE GEOMETRY AND DYNAMICAL SIMULATED ANNEALING Deposited 1990-08-28 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
1–29（29 aa）
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR | mmCIF provides none of the parsed conditions | Resolution not provided |
| 1LU0 Atomic Resolution Structure of Squash Trypsin Inhibitor: Unexpected Metal Coordination Deposited 2002-05-21 | Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain A
1–29（29 aa）
Chain B
1–29（29 aa）
|
Mutation：M8L Mutation：M8L | ZN ZINC ION × 2 GOL GLYCEROL × 4 SO4 SULFATE ION × 2 MRD (4R)-2-METHYLPENTANE-2,4-DIOL × 2 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 6.5；293 K；PEG 8000, zinc sulfate, cacodylate, MPD, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K
|
Resolution 1.03 Å R-free 0.145 |
| 1PPE THE REFINED 2.0 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN BOVINE BETA-TRYPSIN AND CMTI-I, A TRYPSIN INHIBITOR FROM SQUASH SEEDS (CUCURBITA MAXIMA): TOPOLOGICAL SIMILARITY OF THE SQUASH SEED INHIBITORS WITH THE CARBOXYPEPTIDASE A INHIBITOR FROM POTATOES Deposited 1991-10-24 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain I
1–29（29 aa）
|
Not recorded | No recorded non-water small molecule | X-RAY DIFFRACTION | mmCIF provides none of the parsed conditions | Resolution 2.00 Å |
| 2CTI DETERMINATION OF THE COMPLETE THREE-DIMENSIONAL STRUCTURE OF THE TRYPSIN INHIBITOR FROM SQUASH SEEDS IN AQUEOUS SOLUTION BY NUCLEAR MAGNETIC RESONANCE AND A COMBINATION OF DISTANCE GEOMETRY AND DYNAMICAL SIMULATED ANNEALING Deposited 1990-08-28 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
1–29（29 aa）
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR | mmCIF provides none of the parsed conditions | Resolution not provided |
| 2STA ANIONIC SALMON TRYPSIN IN COMPLEX WITH SQUASH SEED INHIBITOR (CUCURBITA MAXIMA TRYPSIN INHIBITOR I) Deposited 1998-12-10 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain I
1–29（29 aa）
|
Not recorded | CA CALCIUM ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
pH 6；pH 6.0
|
Resolution 1.80 Å R-free 0.233 |
| 2V1V 3D STRUCTURE OF THE M8L MUTANT OF SQUASH TRYPSIN INHIBITOR CMTI-I Deposited 2007-05-30 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
1–29（29 aa）
|
Mutation：YES | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 5.6；298 K；Ionic strength (raw mmCIF value) 300
NMR sample composition
90% H2O/10% D2O
|
Resolution not provided |
| 3CTI RELAXATION MATRIX REFINEMENT OF THE SOLUTION STRUCTURE OF SQUASH TRYPSIN INHIBITOR Deposited 1991-03-27 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
1–29（29 aa）
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR | mmCIF provides none of the parsed conditions | Resolution not provided |