6WCI | pdb_00006wci

Crystal structure of a cysteine desulfurase SufS from Stenotrophomonas maltophilia K279a

• PDB DOI: https://doi.org/10.2210/pdb6WCI/pdb

• Classification: TRANSFERASE
• Organism(s): Stenotrophomonas maltophilia K279a
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2020-03-30 Released: 2020-04-08 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 
  0.224 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.172 (Depositor), 0.170 (DCC) 
• R-Value Observed: 
  0.174 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of a cysteine desulfurase SufS from Stenotrophomonas maltophilia K279a

Edwards, T.E., Abendroth, J., Horanyi, P.S., Lorimer, D.D.

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 (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 94.05 kDa 
• Atom Count: 6,672 
• Modeled Residue Count: 805 
• Deposited Residue Count: 852 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cysteine desulfurase	A, B	426	Stenotrophomonas maltophilia K279a	Mutation(s): 0  Gene Names: Smlt1153 EC: 2.8.1.7
UniProt
Find proteins for B2FS04 (Stenotrophomonas maltophilia (strain K279a)) Explore B2FS04  Go to UniProtKB:  B2FS04

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	E [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
EDO	C [auth A], D [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
CSO	A, B	L-PEPTIDE LINKING	C3 H7 N O3 S		CYS
LLP	A, B	L-PEPTIDE LINKING	C14 H22 N3 O7 P		LYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free:  0.224 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.172 (Depositor), 0.170 (DCC) 
• R-Value Observed: 0.174 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 48.26	α = 90
b = 219.65	β = 90
c = 166.28	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-04-08 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Revision History  

• Version 1.0: 2020-04-08
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Database references, Refinement description
• Version 1.2: 2023-11-15
  Changes: Data collection