Current Protein Identity：P81511
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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 |
|---|---|---|---|---|---|---|---|
| 1DTD CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN THE LEECH CARBOXYPEPTIDASE INHIBITOR AND THE HUMAN CARBOXYPEPTIDASE A2 (LCI-CPA2) Deposited 2000-01-12 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
20–80（61 aa）
|
Not recorded | ZN ZINC ION × 1 GLU GLUTAMIC ACID × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION；pH 7.5；298 K；ammonium phosphate, sodium citrate, pH 7.5, VAPOR DIFFUSION, temperature 298.0K
|
Resolution 1.65 Å R-free 0.234 |
| 1DTV NMR STRUCTURE OF THE LEECH CARBOXYPEPTIDASE INHIBITOR (LCI) Deposited 2000-01-13 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
15–81（67 aa）
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 6.5；298 K；Ionic strength (raw mmCIF value) 20mM Tris；Pressure ambient
NMR sample composition
1 mM in 20 mM phosphate buffer, pH 6.5 | 90% H2O/10% D2O
|
Resolution not provided |
| 1ZFI Solution structure of the leech carboxypeptidase inhibitor Deposited 2005-04-20 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
16–81（66 aa）
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 3.5；300 K；Ionic strength (raw mmCIF value) 20mM phosphate buffer；Pressure ambient
NMR sample composition
1mM 15N-labeled leech carboxypeptidase inhibitor; 90% H2O, 10% D2O | 90% H2O/10% D2O
NMR sample composition
1mM 15N-labeled leech carboxypeptidase inhibitor; 100% D2O | 100% D2O
|
Resolution not provided |
| 1ZFL Solution structure of III-A, the major intermediate in the oxidative folding of leech carboxypeptidase inhibitor Deposited 2005-04-20 | Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count |
Chain A
16–81（66 aa）
|
Not recorded | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 3.5；300 K；Ionic strength (raw mmCIF value) 20mM phosphate buffer；Pressure ambient
NMR sample composition
1mM 15N-labeled III-A intermediate; 90% H2O, 10% D2O | 90% H2O/10% D2O
NMR sample composition
1mM 15N-labeled III-A intermediate; 100% D2O | 100% D2O
|
Resolution not provided |
| 2ABZ Crystal structure of C19A/C43A mutant of leech carboxypeptidase inhibitor in complex with bovine carboxypeptidase A Deposited 2005-07-18 | Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count |
Chain C
16–81（66 aa）
Chain D
16–81（66 aa）
Chain E
16–81（66 aa）
Chain F
16–81（66 aa）
|
Mutation：C19A/C43A Mutation：C19A/C43A Mutation：C19A/C43A Mutation：C19A/C43A | ZN ZINC ION × 2 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；1.5M Lithium Sulfate monohydrate, 100mM Tris, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
|
Resolution 2.16 Å R-free 0.234 |