2E9B

Crystal structure of pullulanase type I from Bacillus subtilis str. 168 complexed with maltose

PDB DOI: https://doi.org/10.2210/pdb2E9B/pdb

Classification: HYDROLASE
Organism(s): Bacillus subtilis
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2007-01-24 Released: 2008-02-19
Deposition Author(s): Mikami, B., Malle, D., Utsumi, S., Iwamoto, H., Katsuya, Y.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free:
0.242 (Depositor), 0.240 (DCC)
R-Value Work:
0.194 (Depositor), 0.190 (DCC)
R-Value Observed:
0.194 (Depositor)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

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

Literature

Crystal structure of pullulanase type I from Bacillus subtilis str. 168 in complex with maltose and alpha-cyclodextrin

Malle, D., Iwamoto, H., Katsuya, Y., Utsumi, S., Mikami, B.

To be published.

Macromolecule Content

Total Structure Weight: 164.21 kDa
Atom Count: 11,961
Modelled Residue Count: 1,424
Deposited Residue Count: 1,436
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
AmyX protein	A, B	718	Bacillus subtilis	Mutation(s): 0 Gene Names: amyX EC: 3.2.1.41
UniProt
Find proteins for C0SPA0 (Bacillus subtilis (strain 168)) Explore C0SPA0 Go to UniProtKB: C0SPA0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	C0SPA0
Sequence Annotations Expand
Reference Sequence LOADING

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	C	3		N/A	Interactions Focus chain C Interactions & Density Focus chain C
Glycosylation Resources
GlyTouCan: G96370VA GlyCosmos: G96370VA GlyGen: G96370VA

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	D	2		N/A	Interactions Focus chain D Interactions & Density Focus chain D
Glycosylation Resources
GlyTouCan: G07411ON GlyCosmos: G07411ON

Entity ID: 4
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	E	3		N/A	Interactions Focus chain E Interactions & Density Focus chain E
Glycosylation Resources
GlyTouCan: G34751SB GlyCosmos: G34751SB GlyGen: G34751SB

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain L [auth B] MOL2 format, chain I [auth A] MOL2 format, chain L [auth B] mmCIF format, chain I [auth A] mmCIF format, chain L [auth B]	I [auth A], L [auth B]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain I [auth A] Focus chain L [auth B] Interactions & Density Focus chain I [auth A] Focus chain L [auth B]
ACT Query on ACT Download Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain H [auth A] SDF format, chain K [auth B] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] MOL2 format, chain K [auth B] mmCIF format, chain G [auth A] mmCIF format, chain H [auth A] mmCIF format, chain K [auth B]	G [auth A], H [auth A], K [auth B]	ACETATE ION C₂ H₃ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-M		Interactions Focus chain G [auth A] Focus chain H [auth A] Focus chain K [auth B] Interactions & Density Focus chain G [auth A] Focus chain H [auth A] Focus chain K [auth B]
CA Query on CA Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain J [auth B] MOL2 format, chain F [auth A] MOL2 format, chain J [auth B] mmCIF format, chain F [auth A] mmCIF format, chain J [auth B]	F [auth A], J [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain J [auth B] Interactions & Density Focus chain F [auth A] Focus chain J [auth B]

Biologically Interesting Molecules (External Reference) 2 Unique

Entity ID: 2
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900009 Query on PRD_900009	C	alpha-maltotriose	Oligosaccharide / Nutrient		Interactions Focus chain C Interactions & Density Focus chain C

Entity ID: 3
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900001 Query on PRD_900001	D	alpha-maltose	Oligosaccharide / Nutrient		Interactions Focus chain D Interactions & Density Focus chain D

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free: 0.242 (Depositor), 0.240 (DCC)
R-Value Work: 0.194 (Depositor), 0.190 (DCC)
R-Value Observed: 0.194 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 71.031	α = 90
b = 129.178	β = 90
c = 192.06	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
CNS	phasing

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2008-02-19

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2008-02-19
Type: Initial release
Version 1.1: 2011-07-13
Changes: Non-polymer description, Version format compliance
Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Atomic model, Data collection, Database references, Derived calculations, Structure summary
Version 2.1: 2023-10-25
Changes: Data collection, Database references, Refinement description, Structure summary