6QLM

Cathepsin-K in complex with MIV-701

• PDB DOI: https://doi.org/10.2210/pdb6QLM/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2019-02-01 Released: 2020-02-19 
• Deposition Author(s): Derbyshire, D.J.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.142 
• R-Value Work: 0.101 
• R-Value Observed: 0.103 

Literature

Successful development of 3-oxohexahydrofuropyrrole amino acid amides as inhibitors of Cathepsin-K.

Derbyshire, D.J.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 48.76 kDa 
• Atom Count: 4,292 
• Modelled Residue Count: 432 
• Deposited Residue Count: 432 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cathepsin K	A, B	216	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 GTEx:  ENSG00000143387

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HFH (Subject of Investigation/LOI)	C [auth A], F [auth B]	~{N}-[(2~{S})-1-[(3~{R},3~{a}~{R},6~{S},6~{a}~{S})-6-fluoranyl-3-oxidanyl-2,3,3~{a},5,6,6~{a}-hexahydrofuro[3,2-b]pyrrol-4-yl]-4-methyl-1-oxidanylidene-pentan-2-yl]-4-[2-(4-methylpiperazin-1-yl)-1,3-thiazol-4-yl]benzamide C27 H36 F N5 O4 S BJRXVCXTMWVZKF-KVFBUXGHSA-N
MHA	G [auth B]	(CARBAMOYLMETHYL-CARBOXYMETHYL-AMINO)-ACETIC ACID C6 H10 N2 O5 QZTKDVCDBIDYMD-UHFFFAOYSA-N
GOL	D [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
NA	E [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.142 
• R-Value Work: 0.101 
• R-Value Observed: 0.103 
• Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 34.537	α = 74.34
b = 51.855	β = 76.39
c = 57.26	γ = 84.7

Software Package:

Software Name	Purpose
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-02-19 
Deposition Author(s): Derbyshire, D.J.

Revision History  

• Version 1.0: 2020-02-19
  Type: Initial release
  
• Version 1.1: 2024-11-20
  Changes: Advisory, Data collection, Database references, Derived calculations, Structure summary