Macromolecule Content

Total Structure Weight: 25.86 kDa
Atom Count: 1,846
Modelled Residue Count: 226
Deposited Residue Count: 226
Unique protein chains: 1

1IHN

MT938

PDB DOI: https://doi.org/10.2210/pdb1IHN/pdb

Classification: STRUCTURAL GENOMICS, unknown function
Organism(s): Methanothermobacter thermautotrophicus
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2001-04-19 Released: 2001-05-16
Deposition Author(s): Das, K., Montelione, G.T., Arnold, E., Northeast Structural Genomics Consortium (NESG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free: 0.266
R-Value Work: 0.228
R-Value Observed: 0.229

wwPDB Validation 3D Report Full Report

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

Literature

X-ray crystal structure of MTH938 from Methanobacterium thermoautotrophicum at 2.2 A resolution reveals a novel tertiary protein fold.

Das, K., Xiao, R., Wahlberg, E., Hsu, F., Arrowsmith, C.H., Montelione, G.T., Arnold, E.

(2001) Proteins 45: 486-488

PubMed: 11746696 Search on PubMed
DOI: https://doi.org/10.1002/prot.1162
Primary Citation of Related Structures:
1IHN

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
hypothetical protein MTH938	A, B	113	Methanothermobacter thermautotrophicus	Mutation(s): 2
UniProt
Find proteins for O27021 (Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H)) Explore O27021 Go to UniProtKB: O27021
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	O27021
Protein Feature View Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain D [auth A] SDF format, chain E [auth B] SDF format, chain F [auth B] SDF format, chain G [auth B] MOL2 format, chain C [auth A] MOL2 format, chain D [auth A] MOL2 format, chain E [auth B] MOL2 format, chain F [auth B] MOL2 format, chain G [auth B]	C [auth A], D [auth A], E [auth B], F [auth B], G [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Ligand Interaction

Modified Residues 1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE Query on MSE	A, B	L-PEPTIDE LINKING	C₅ H₁₁ N O₂ Se		MET

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free: 0.266
R-Value Work: 0.228
R-Value Observed: 0.229
Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 63.63	α = 90
b = 63.63	β = 90
c = 116.8	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SnB	phasing
CNS	refinement
SOLVE	phasing

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2001-05-16

Deposition Author(s):

Montelione, G.T.

Northeast Structural Genomics Consortium (NESG)

Revision History (Full details and data files)

Version 1.0: 2001-05-16
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: 2017-10-04
Changes: Refinement description

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.