1IV8 | pdb_00001iv8

Crystal Structure of Maltooligosyl trehalose synthase

PDB DOI: https://doi.org/10.2210/pdb1IV8/pdb

Classification: ISOMERASE
Organism(s): Sulfolobus acidocaldarius
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2002-03-15 Released: 2003-02-25
Deposition Author(s): Kobayashi, M., Kubota, M., Matsuura, Y.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free:
0.256 (Depositor), 0.295 (DCC)
R-Value Work:
0.197 (Depositor), 0.257 (DCC)

wwPDB Validation 3D Report Full Report

Validation slider image for 1IV8

This is version 1.3 of the entry. See complete history.

Literature

Refined Structure and Functional Implications of Trehalose Synthase from Sulfolobus acidocaldarius

Kobayashi, M., Kubota, M., Matsuura, Y.

(2003) J Appl Glycosci (1999) 50: 1-8

Macromolecule Content

Total Structure Weight: 85.31 kDa
Atom Count: 6,379
Modeled Residue Count: 720
Deposited Residue Count: 720
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MALTOOLIGOSYL TREHALOSE SYNTHASE	A	720	Sulfolobus acidocaldarius	Mutation(s): 19 EC: 5.4.99.15
UniProt
Find proteins for Q53688 (Sulfolobus acidocaldarius) Explore Q53688 Go to UniProtKB: Q53688
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q53688
Sequence Annotations Expand
Reference Sequence

Small Molecules

Modified Residues 2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MLY Query on MLY	A	L-PEPTIDE LINKING	C₈ H₁₈ N₂ O₂		LYS
MLZ Query on MLZ	A	L-PEPTIDE LINKING	C₇ H₁₆ N₂ O₂		LYS

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free: 0.256 (Depositor), 0.295 (DCC)
R-Value Work: 0.197 (Depositor), 0.257 (DCC)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 56.504	α = 90
b = 68.497	β = 101.46
c = 93.769	γ = 90

Software Package:

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

Structure Validation

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Entry History

Deposition Data

Released Date: 2003-02-25

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2003-02-25
Type: Initial release
Version 1.1: 2008-04-27
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance
Version 1.3: 2023-12-27
Changes: Data collection, Database references, Derived calculations

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.