3QGV

Crystal structure of a thermostable amylase variant

PDB DOI: https://doi.org/10.2210/pdb3QGV/pdb

Classification: HYDROLASE
Organism(s): Pyrococcus woesei
Mutation(s): No

Deposited: 2011-01-25 Released: 2012-02-01
Deposition Author(s): Hein, K.L., Ganshaw, G., Bott, R., Nissen, P.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free:
0.207 (Depositor), 0.207 (DCC)
R-Value Work:
0.165 (Depositor), 0.164 (DCC)
R-Value Observed:
0.167 (Depositor)

wwPDB Validation 3D Report Full Report

This is version 2.1 of the entry. See complete history.

Literature

Structure of a highly mutated, thermostable \xCE\xB1-amylase variant

Hein, K.L., Ganshaw, G., Bott, R., Nissen, P.

To be published.

Macromolecule Content

Total Structure Weight: 51.96 kDa
Atom Count: 3,916
Modelled Residue Count: 435
Deposited Residue Count: 435
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Alpha amylase	A	435	Pyrococcus woesei	Mutation(s): 0 EC: 3.2.1.1
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations Expand
Reference Sequence LOADING

Oligosaccharides

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Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
Cycloheptakis-(1-4)-(alpha-D-glucopyranose)	B	7		N/A	Interactions Focus chain B Interactions & Density Focus chain B
Glycosylation Resources
GlyTouCan: G01435GL GlyCosmos: G01435GL

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose	C, D	2		N/A	Interactions Focus chain C Focus chain D Interactions & Density Focus chain C Focus chain D
Glycosylation Resources
GlyTouCan: G05551OP GlyCosmos: G05551OP

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
TRS Query on TRS Download Ideal Coordinates CCD File SDF format, chain J [auth A] MOL2 format, chain J [auth A] mmCIF format, chain J [auth A]	J [auth A]	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C₄ H₁₂ N O₃ LENZDBCJOHFCAS-UHFFFAOYSA-O		Interactions Focus chain J [auth A] Interactions & Density Focus chain J [auth A]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain K [auth A] MOL2 format, chain K [auth A] mmCIF format, chain K [auth A]	K [auth A]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain K [auth A] Interactions & Density Focus chain K [auth A]
ZN Query on ZN Download Ideal Coordinates CCD File SDF format, chain E [auth A] MOL2 format, chain E [auth A] mmCIF format, chain E [auth A]	E [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Interactions & Density Focus chain E [auth A]
CA Query on CA Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain G [auth A] SDF format, chain H [auth A] SDF format, chain I [auth A] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] MOL2 format, chain I [auth A] mmCIF format, chain F [auth A] mmCIF format, chain G [auth A] mmCIF format, chain H [auth A] mmCIF format, chain I [auth A]	F [auth A], G [auth A], H [auth A], I [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Interactions & Density Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A]

Biologically Interesting Molecules (External Reference) 2 Unique

Entity ID: 2
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900012 Query on PRD_900012	B	beta-cyclodextrin	Oligosaccharide / Drug delivery		Interactions Focus chain B Interactions & Density Focus chain B

Entity ID: 3
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900003 Query on PRD_900003	C, D	sucrose	Oligosaccharide / Nutrient		Interactions Focus chain C Focus chain D Interactions & Density Focus chain C Focus chain D

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free: 0.207 (Depositor), 0.207 (DCC)
R-Value Work: 0.165 (Depositor), 0.164 (DCC)
R-Value Observed: 0.167 (Depositor)

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 59.9	α = 90
b = 59.9	β = 90
c = 272.41	γ = 90

Software Package:

Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling

Structure Validation

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Entry History

Deposition Data

Released Date: 2012-02-01

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2012-02-01
Type: Initial release
Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Advisory, Atomic model, Data collection, Derived calculations, Non-polymer description, Structure summary
Version 2.1: 2024-11-06
Changes: Data collection, Database references, Structure summary