1.93 Angstrom Crystal Structure of Superantigen-like Protein from Staphylococcus aureus in Complex with Sialyl-Lewis X.

Experimental Data Snapshot

  • Resolution: 1.93 Å
  • R-Value Free: 0.218 
  • R-Value Work: 0.169 
  • R-Value Observed: 0.171 

wwPDB Validation   3D Report Full Report

This is version 2.0 of the entry. See complete history


1.93 Angstrom Crystal Structure of Superantigen-like Protein from Staphylococcus aureus in Complex with Sialyl-Lewis X.

Minasov, G.Nocadello, S.Shuvalova, L.Filippova, E.V.Halavaty, A.Dubrovska, I.Bagnoli, F.Falugi, F.Bottomley, M.Grandi, G.Anderson, W.F.Center for Structural Genomics of Infectious Diseases (CSGID)

To be published.

Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Putative uncharacterized proteinA, B, C, D218Staphylococcus aureus subsp. aureus NCTC 8325Mutation(s): 0 
Gene Names: SAOUHSC_00391
Find proteins for Q2G1S5 (Staphylococcus aureus (strain NCTC 8325 / PS 47))
Explore Q2G1S5 
Go to UniProtKB:  Q2G1S5
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ2G1S5
Protein Feature View
  • Reference Sequence


Entity ID: 2
MoleculeChainsChain Length2D DiagramGlycosylation3D Interactions
N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)]2-acetamido-2-deoxy-beta-D-glucopyranoseE, F, G, H 4N/A Oligosaccharides Interaction
Glycosylation Resources
GlyTouCan:  G00054MO
GlyCosmos:  G00054MO
GlyGen:  G00054MO
Small Molecules
Biologically Interesting Molecules (External Reference) 1 Unique
Entity ID: 2
IDChainsNameType/Class2D Diagram3D Interactions
Query on PRD_900121
E, F, G, HSialyl-Lewis X antigen, beta anomerOligosaccharide / Antigen Ligand Interaction
Experimental Data & Validation

Experimental Data

Unit Cell:
Length ( Å )Angle ( ˚ )
a = 42.64α = 90
b = 108.199β = 90
c = 167.655γ = 90
Software Package:
Software NamePurpose
Blu-Icedata collection
HKL-3000data reduction
HKL-3000data scaling

Structure Validation

View Full Validation Report

Entry History 

Revision History  (Full details and data files)

  • Version 1.0: 2014-10-08
    Type: Initial release
  • Version 1.1: 2017-11-22
    Changes: Refinement description
  • Version 2.0: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Atomic model, Data collection, Database references, Derived calculations, Structure summary