4KTK

Crystal structure of Mycobacterium tuberculosis CYP121 in complex with 4-(3-amino-4-(4-hydroxyphenyl)-1H-pyrazol-5-yl)benzene-1,3-diol


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.4 Å
  • R-Value Free: 0.183 
  • R-Value Work: 0.155 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

Overcoming the Limitations of Fragment Merging: Rescuing a Strained Merged Fragment Series Targeting Mycobacterium tuberculosis CYP121.

Hudson, S.A.Surade, S.Coyne, A.G.McLean, K.J.Leys, D.Munro, A.W.Abell, C.

(2013) Chemmedchem 8: 1451-1456


Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Cytochrome P450 121
A
395Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)Mutation(s): 0 
Find proteins for I6YD01 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv))
Go to UniProtKB:  I6YD01
Small Molecules
Ligands 3 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

Download SDF File 
Download CCD File 
A
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
HEM
Query on HEM

Download SDF File 
Download CCD File 
A
PROTOPORPHYRIN IX CONTAINING FE
HEME
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
 Ligand Interaction
KTK
Query on KTK

Download SDF File 
Download CCD File 
A
4-[3-amino-4-(4-hydroxyphenyl)-1H-pyrazol-5-yl]benzene-1,3-diol
C15 H13 N3 O3
QJXCNANYVSBOBZ-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
KTKKd: 180000 nM BINDINGMOAD
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.4 Å
  • R-Value Free: 0.183 
  • R-Value Work: 0.155 
  • Space Group: P 65 2 2
Unit Cell:
Length (Å)Angle (°)
a = 77.770α = 90.00
b = 77.770β = 90.00
c = 263.600γ = 120.00
Software Package:
Software NamePurpose
SCALAdata scaling
REFMACphasing
REFMACrefinement
MOSFLMdata reduction

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

  • Deposited Date: 2013-05-20 
  • Released Date: 2013-07-03 
  • Deposition Author(s): Hudson, S.A.

Revision History 

  • Version 1.0: 2013-07-03
    Type: Initial release
  • Version 1.1: 2013-10-09
    Type: Database references
  • Version 1.2: 2017-11-15
    Type: Refinement description