4APJ
Human angiotensin-converting enzyme in complex with BPPb
- PDB DOI: https://doi.org/10.2210/pdb4APJ/pdb
- Classification: HYDROLASE/HORMONE
- Organism(s): Homo sapiens, Gloydius blomhoffii
- Expression System: Cricetulus griseus
- Mutation(s): No 
- Deposited: 2012-04-03 Released: 2012-10-17 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.60 Å
- R-Value Free: 0.256 
- R-Value Work: 0.215 
- R-Value Observed: 0.217 
wwPDB Validation   3D Report Full Report
This is version 3.1 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
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Molecule | Chains | Sequence Length | Organism | Details | Image |
ANGIOTENSIN-CONVERTING ENZYME | 589 | Homo sapiens | Mutation(s): 0  EC: 3.2.1 (PDB Primary Data), 3.4.15.1 (PDB Primary Data) | ||
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for P12821 (Homo sapiens) Explore P12821  Go to UniProtKB:  P12821 | |||||
PHAROS:  P12821 GTEx:  ENSG00000159640  | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P12821 | ||||
Sequence AnnotationsExpand | |||||
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Find similar proteins by: Sequence | 3D Structure
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
BRADYKININ-POTENTIATING PEPTIDE B | B [auth P] | 11 | Gloydius blomhoffii | Mutation(s): 0  | |
UniProt | |||||
Find proteins for P01021 (Gloydius blomhoffii) Explore P01021  Go to UniProtKB:  P01021 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P01021 | ||||
Sequence AnnotationsExpand | |||||
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Oligosaccharides
Entity ID: 3 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | C [auth B] | 3 | N-Glycosylation | ||
Glycosylation Resources | |||||
GlyTouCan:  G15407YE GlyCosmos:  G15407YE GlyGen:  G15407YE |
Small Molecules
Ligands 4 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
PE4 Query on PE4 | H [auth A], I [auth A], J [auth A] | 2-{2-[2-(2-{2-[2-(2-ETHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHOXY]-ETHOXY}-ETHANOL C16 H34 O8 PJWQOENWHPEPKI-UHFFFAOYSA-N | |||
SO4 Query on SO4 | E [auth A] | SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L | |||
ACT Query on ACT | K [auth A] | ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M | |||
CL Query on CL | D [auth A], F [auth A], G [auth A] | CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M |
Modified Residues 1 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Type | Formula | 2D Diagram | Parent |
PCA Query on PCA | B [auth P] | L-PEPTIDE LINKING | C5 H7 N O3 | GLN |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.60 Å
- R-Value Free: 0.256 
- R-Value Work: 0.215 
- R-Value Observed: 0.217 
- Space Group: P 21 21 21
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 56.87 | α = 90 |
b = 85.28 | β = 90 |
c = 133.22 | γ = 90 |
Software Name | Purpose |
---|---|
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
PHASER | phasing |
Entry History 
Deposition Data
- Released Date: 2012-10-17  Deposition Author(s): Masuyer, G., Schwager, S.L.U., Sturrock, E.D., Isaac, R.E., Acharya, K.R.
Revision History (Full details and data files)
- Version 1.0: 2012-10-17
Type: Initial release - Version 1.1: 2012-10-24
Changes: Database references - Version 2.0: 2020-03-11
Changes: Data collection, Derived calculations, Other, Polymer sequence - Version 3.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Advisory, Atomic model, Data collection, Derived calculations, Structure summary - Version 3.1: 2023-12-20
Changes: Data collection, Database references, Refinement description, Structure summary