1MHT

COVALENT TERNARY STRUCTURE OF HHAI METHYLTRANSFERASE, DNA AND S-ADENOSYL-L-HOMOCYSTEINE

Structural Biology Knowledgebase: 1MHT SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Observed: 0.174

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1MHT

Classification: TRANSFERASE / DNA

Total Structure Weight: 45156.04


Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (HHAI METHYLTRANSFERASE) A 327 Haemophilus haemolyticus EC#: 2.1.1.37 IUBMB
Gene Name(s): hhaIM
Macromolecule Entities
Molecule Chains Length Organism Details
DNA (5'-D(P*GP*AP*TP*AP*GP*(C36)P*GP*CP*TP*AP*TP*C)-3') B 12 synthetic
DNA (5'-D(*TP*GP*AP*TP*AP*GP*(C36)P*GP*CP*TP*AP*TP*C)-3') C 13 synthetic

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SAH
Query on SAH

A S-ADENOSYL-L-HOMOCYSTEINE
C14 H20 N6 O5 S
ZJUKTBDSGOFHSH-WFMPWKQPSA-N
Ligand Explorer
 
JSmol
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
C36
Query on C36
B, C DNA LINKING C10 H17 F N3 O8 P DC

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Observed: 0.174
  • Space Group: H 3 2

Unit Cell:

Length (Å) Angle (°)
a = 99.86 α = 90.00
b = 99.86 β = 90.00
c = 325.20 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-12-08
  • Released Date: 1995-06-03
  • Deposition author(s): Cheng, X.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4