3C2Q | pdb_00003c2q

Crystal structure of conserved putative LOR/SDH protein from Methanococcus maripaludis S2

• PDB DOI: https://doi.org/10.2210/pdb3C2Q/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Methanococcus maripaludis S2
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-01-25 Released: 2008-02-05 
• Deposition Author(s): Duke, N., Gu, M., Mulligan, R., Conrad, B., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.217 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.191 (Depositor), 0.193 (DCC) 
• R-Value Observed: 
  0.192 (Depositor) 

Literature

Crystal structure of conserved putative LOR/SDH protein from Methanococcus maripaludis S2

Duke, N., Gu, M., Mulligan, R., Conrad, B., Joachimiak, A.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 76.65 kDa 
• Atom Count: 5,386 
• Modeled Residue Count: 664 
• Deposited Residue Count: 690 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Uncharacterized conserved protein	A, B	345	Methanococcus maripaludis S2	Mutation(s): 0  Gene Names: MMP1218, gi:45047647 EC: 4.3.1.12
UniProt
Find proteins for Q6LXX7 (Methanococcus maripaludis (strain DSM 14266 / JCM 13030 / NBRC 101832 / S2 / LL)) Explore Q6LXX7  Go to UniProtKB:  Q6LXX7

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
IMD	D [auth A], E [auth A], F [auth B], G [auth B]	IMIDAZOLE C3 H5 N2 RAXXELZNTBOGNW-UHFFFAOYSA-O
NI	C [auth A]	NICKEL (II) ION Ni VEQPNABPJHWNSG-UHFFFAOYSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.217 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.191 (Depositor), 0.193 (DCC) 
• R-Value Observed: 0.192 (Depositor) 

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 119.592	α = 90
b = 119.592	β = 90
c = 161.737	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
MLPHARE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-02-05 
Deposition Author(s): Duke, N., Gu, M., Mulligan, R., Conrad, B., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2008-02-05
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2024-10-30
  Changes: Data collection, Database references, Derived calculations, Structure summary