1FSU

Crystal Structure of 4-Sulfatase (human)

• PDB DOI: https://doi.org/10.2210/pdb1FSU/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Cricetulus griseus
• Mutation(s): No 


• Deposited: 1996-07-29 Released: 1998-02-04 
• Deposition Author(s): Bond, C., Guss, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.243 
• R-Value Work: 0.188 
• R-Value Observed: 0.188 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 56.74 kDa 
• Atom Count: 4,139 
• Modelled Residue Count: 475 
• Deposited Residue Count: 492 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
N-ACETYLGALACTOSAMINE-4-SULFATASE	A	492	Homo sapiens	Mutation(s): 0  Gene Names: G4S EC: 3.1.6.12
UniProt & NIH Common Fund Data Resources
Find proteins for P15848 (Homo sapiens) Explore P15848  Go to UniProtKB:  P15848
PHAROS:  P15848 GTEx:  ENSG00000113273

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B, C	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	D [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
CL	E [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
ALS	A	L-PEPTIDE LINKING	C3 H7 N O7 S		ALA

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.243 
• R-Value Work: 0.188 
• R-Value Observed: 0.188 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 107	α = 90
b = 107	β = 90
c = 144.83	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1998-02-04 
Deposition Author(s): Bond, C., Guss, M.

Revision History  

• Version 1.0: 1998-02-04
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.3: 2015-12-02
  Changes: Non-polymer description
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Database references, Derived calculations, Structure summary