Macromolecule Content

Total Structure Weight: 24.11 kDa
Atom Count: 1,747
Modelled Residue Count: 215
Deposited Residue Count: 215
Unique protein chains: 1

1AU4

CRYSTAL STRUCTURE OF THE CYSTEINE PROTEASE HUMAN CATHEPSIN K IN COMPLEX WITH A COVALENT PYRROLIDINONE INHIBITOR

PDB DOI: https://doi.org/10.2210/pdb1AU4/pdb

Classification: HYDROLASE
Organism(s): Homo sapiens
Expression System: Spodoptera frugiperda
Mutation(s): No

Deposited: 1997-09-10 Released: 1998-10-14
Deposition Author(s): Zhao, B., Smith, W.W., Janson, C.A., Abdel-Meguid, S.S.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free: 0.370
R-Value Work: 0.266
R-Value Observed: 0.266

wwPDB Validation 3D Report Full Report

This is version 1.3 of the entry. See complete history.

Literature

Conformationally constrained 1,3-diamino ketones: a series of potent inhibitors of the cysteine protease cathepsin K.

Marquis, R.W., Yamashita, D.S., Ru, Y., LoCastro, S.M., Oh, H.J., Erhard, K.F., DesJarlais, R.L., Head, M.S., Smith, W.W., Zhao, B., Janson, C.A., Abdel-Meguid, S.S., Tomaszek, T.A., Levy, M.A., Veber, D.F.

(1998) J Med Chem 41: 3563-3567

PubMed: 9733481 Search on PubMed
DOI: https://doi.org/10.1021/jm980295f
Primary Citation of Related Structures:
1AU3, 1AU4

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CATHEPSIN K	A	215	Homo sapiens	Mutation(s): 0 Gene Names: CTSK, CTSO, CTSO2 EC: 3.4.22.38
UniProt & NIH Common Fund Data Resources
Find proteins for P43235 (Homo sapiens) Explore P43235 Go to UniProtKB: P43235
PHAROS: P43235
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P43235
Protein Feature View Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
INP Query on INP Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A]	B [auth A]	4-[[N-[(PHENYLMETHOXY)CARBONYL]-/NL/N-LEUCYL]AMINO]-1[(2S)-2-[[[4-(PYRIDINYLMETHOXY)CARBONYL]AMINO]-4-METHYLPENT/NYL]-3-PYRROLIDINONE/N C₃₁ H₄₃ N₅ O₆ YCGCXDDZHQMZQY-GMQQYTKMSA-N		Ligand Interaction

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free: 0.370
R-Value Work: 0.266
R-Value Observed: 0.266
Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.95	α = 90
b = 50.98	β = 90
c = 104.33	γ = 90

Software Package:

Software Name	Purpose
XENGEN	data collection
XENGEN	data reduction
X-PLOR	model building
X-PLOR	refinement
XENGEN	data scaling
X-PLOR	phasing

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 1998-10-14

Deposition Author(s):

Abdel-Meguid, S.S.

Revision History (Full details and data files)

Version 1.0: 1998-10-14
Type: Initial release
Version 1.1: 2008-03-24
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance
Version 1.3: 2018-03-07
Changes: Data collection, Other

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.