4M4U

Structural evaluation D84A mutant of the aspergillus fumigatus kdnase (sialidase)

PDB DOI: https://doi.org/10.2210/pdb4M4U/pdb

Classification: HYDROLASE
Organism(s): Aspergillus fumigatus Af293
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2013-08-07 Released: 2014-09-17
Deposition Author(s): Telford, J.C., Taylor, G.L.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.84 Å
R-Value Free: 0.179
R-Value Work: 0.143
R-Value Observed: 0.145

wwPDB Validation 3D Report Full Report

This is version 1.1 of the entry. See complete history.

Literature

Active site mutants of a fungal KDNase

Yeung, J.Y., Telford, J.C., Shidmoossavee, F.S., Bennet, A.J., Taylor, G.L., Moore, M.M.

To be published.

Macromolecule Content

Total Structure Weight: 93.53 kDa
Atom Count: 7,205
Modelled Residue Count: 768
Deposited Residue Count: 844
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Extracellular sialidase/neuraminidase, putative	A, B	422	Aspergillus fumigatus Af293	Mutation(s): 1 Gene Names: AFUA_4G13800 EC: 3.2.1.18
UniProt
Find proteins for Q4WQS0 (Aspergillus fumigatus (strain ATCC MYA-4609 / CBS 101355 / FGSC A1100 / Af293)) Explore Q4WQS0 Go to UniProtKB: Q4WQS0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q4WQS0
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 6 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
PO4 Query on PO4 Download Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain M [auth B] MOL2 format, chain G [auth A] MOL2 format, chain M [auth B]	G [auth A], M [auth B]	PHOSPHATE ION O₄ P NBIIXXVUZAFLBC-UHFFFAOYSA-K		Interactions Focus chain G [auth A] Focus chain M [auth B] Interactions & Density Focus chain G [auth A] Focus chain M [auth B]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain E [auth A] SDF format, chain F [auth A] SDF format, chain H [auth A] SDF format, chain J [auth B] SDF format, chain K [auth B] SDF format, chain L [auth B] MOL2 format, chain D [auth A] MOL2 format, chain E [auth A] MOL2 format, chain F [auth A] MOL2 format, chain H [auth A] MOL2 format, chain J [auth B] MOL2 format, chain K [auth B] MOL2 format, chain L [auth B]	D [auth A] E [auth A] F [auth A] H [auth A] J [auth B] D [auth A], E [auth A], F [auth A], H [auth A], J [auth B], K [auth B], L [auth B]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain H [auth A] Focus chain J [auth B] Focus chain K [auth B] Focus chain L [auth B] Interactions & Density Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain H [auth A] Focus chain J [auth B] Focus chain K [auth B] Focus chain L [auth B]
NO3 Query on NO3 Download Ideal Coordinates CCD File SDF format, chain N [auth B] SDF format, chain P [auth B] MOL2 format, chain N [auth B] MOL2 format, chain P [auth B]	N [auth B], P [auth B]	NITRATE ION N O₃ NHNBFGGVMKEFGY-UHFFFAOYSA-N		Interactions Focus chain N [auth B] Focus chain P [auth B] Interactions & Density Focus chain N [auth B] Focus chain P [auth B]
NO2 Query on NO2 Download Ideal Coordinates CCD File SDF format, chain O [auth B] MOL2 format, chain O [auth B]	O [auth B]	NITRITE ION N O₂ IOVCWXUNBOPUCH-UHFFFAOYSA-M		Interactions Focus chain O [auth B] Interactions & Density Focus chain O [auth B]
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain I [auth A] MOL2 format, chain I [auth A]	I [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain I [auth A] Interactions & Density Focus chain I [auth A]
NA Query on NA Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A]	C [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.84 Å
R-Value Free: 0.179
R-Value Work: 0.143
R-Value Observed: 0.145
Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 75.94	α = 90
b = 57.87	β = 99.91
c = 94.61	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2014-09-17

Deposition Author(s):

Telford, J.C.

Taylor, G.L.

Revision History (Full details and data files)

Version 1.0: 2014-09-17
Type: Initial release
Version 1.1: 2023-09-20
Changes: Data collection, Database references, Derived calculations, Refinement description