1J9A | pdb_00001j9a

OLIGORIBONUCLEASE

• PDB DOI: https://doi.org/10.2210/pdb1J9A/pdb

• Classification: HYDROLASE
• Organism(s): Haemophilus influenzae
• Mutation(s): Yes 


• Deposited: 2001-05-24 Released: 2003-06-24 
• Deposition Author(s): Bonander, N., Tordova, M., Ladner, J.E., Eisenstein, E., Gilliland, G.L., Structure 2 Function Project (S2F)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 
  0.299 (Depositor), 0.268 (DCC) 
• R-Value Work: 
  0.177 (DCC) 
• R-Value Observed: 
  0.185 (Depositor) 

Literature

The Crystal Structure of Haemophilus Influenzae HI1715, an Oligoribonuclease

Bonander, N., Tordova, M., Ladner, J.E., Eisenstein, E., Gilliland, G.L.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content 

• Total Structure Weight: 21.88 kDa 
• Atom Count: 1,656 
• Modeled Residue Count: 184 
• Deposited Residue Count: 184 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
OLIGORIBONUCLEASE	A	184	Haemophilus influenzae	Mutation(s): 5  EC: 3.1 (PDB Primary Data), 3.1.15 (UniProt)
UniProt
Find proteins for P45340 (Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd)) Explore P45340  Go to UniProtKB:  P45340

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	B [auth A], C [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free:  0.299 (Depositor), 0.268 (DCC) 
• R-Value Work:  0.177 (DCC) 
• R-Value Observed: 0.185 (Depositor) 

Space Group: P 4₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.11	α = 90
b = 55.11	β = 90
c = 144.43	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
SHELX	model building
SHELXL-97	refinement
HKL-2000	data reduction
SHELX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-06-24 
Deposition Author(s): Bonander, N., Tordova, M., Ladner, J.E., Eisenstein, E., Gilliland, G.L., Structure 2 Function Project (S2F)

Revision History  

• Version 1.0: 2003-06-24
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2024-10-30
  Changes: Data collection, Database references, Derived calculations, Structure summary