4JTP | pdb_00004jtp

Crystal structure of Ribosome inactivating protein from Momordica balsamina complexed with Ascorbic acid at 1.85 Angstrom resolution

• PDB DOI: https://doi.org/10.2210/pdb4JTP/pdb

• Classification: HYDROLASE
• Organism(s): Momordica balsamina
• Mutation(s): No 


• Deposited: 2013-03-24 Released: 2013-04-17 
• Deposition Author(s): Pandey, S., Bhushan, A., Singh, A., Tyagi, T.K., Sinha, M., Kaur, P., Sharma, S., Singh, T.P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 
  0.224 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.167 (Depositor), 0.176 (DCC) 
• R-Value Observed: 
  0.169 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of Ribosome inactivating protein from Momordica balsamina complexed with Ascorbic acid at 1.85 Angstrom resolution

Pandey, S., Bhushan, A., Singh, A., Tyagi, T.K., Sinha, M., Kaur, P., Sharma, S., Singh, T.P.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 27.49 kDa 
• Atom Count: 2,088 
• Modeled Residue Count: 246 
• Deposited Residue Count: 246 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
rRNA N-glycosidase	A	246	Momordica balsamina	Mutation(s): 0  EC: 3.2.2.22
UniProt
Find proteins for D9J2T9 (Momordica balsamina) Explore D9J2T9  Go to UniProtKB:  D9J2T9
Glycosylation
Glycosylation Sites: 1

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	B [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
ASC	C [auth A]	ASCORBIC ACID C6 H8 O6 CIWBSHSKHKDKBQ-JLAZNSOCSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free:  0.224 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.167 (Depositor), 0.176 (DCC) 
• R-Value Observed: 0.169 (Depositor) 

Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 130.38	α = 90
b = 130.38	β = 90
c = 37.226	γ = 120

Software Package:

Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-04-17 
Deposition Author(s): Pandey, S., Bhushan, A., Singh, A., Tyagi, T.K., Sinha, M., Kaur, P., Sharma, S., Singh, T.P.

Revision History  

• Version 1.0: 2013-04-17
  Type: Initial release
  
• Version 1.1: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.2: 2023-11-08
  Changes: Data collection, Database references, Refinement description, Structure summary
• Version 1.3: 2024-11-20
  Changes: Structure summary