1MG2	Oxidoreductase	date	Aug 14, 2002
title	Mutation Of Alpha Phe55 Of Methylamine Dehydrogenase Alters Reorganization Energy And Electronic Coupling For Its Elect Transfer Reaction With Amicyanin
authors	D.Sun, Z.W.Chen, F.S.Mathews, V.L.Davidson
compound		source
Molecule: Methylamine Dehydrogenase, Heavy Chain Chain: A, E, I, M Synonym: Madh Ec: 1.4.99.3 Engineered: Yes Mutation: Yes		Organism_scientific: Paracoccus Denitrificans Organism_taxid: 266 Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
Molecule: Methylamine Dehydrogenase, Light Chain Chain: B, F, J, N Synonym: Madh Ec: 1.4.99.3 Engineered: Yes		Organism_scientific: Paracoccus Denitrificans Organism_taxid: 266 Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
Molecule: Amicyanin Chain: C, G, K, O Engineered: Yes		Organism_scientific: Paracoccus Denitrificans Organism_taxid: 266 Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
Molecule: Cytochrome C-L Chain: D, H, L, P Synonym: Cytochrome C551i Engineered: Yes		Organism_scientific: Paracoccus Denitrificans Organism_taxid: 266 Expression_system: Rhodobacter Sphaeroides Expression_system_taxid: 1063
symmetry	Space Group: P 1 21 1	R_factor 0.173 R_Free 0.210
crystal cell	length a length b length c angle alpha angle beta angle gamma 79.122 188.201 127.100 90.00 99.24 90.00
method	X-Ray Diffraction	resolution	2.25 Å
ligand	CU, HEC, NA, PO4, TRQ	enzyme	Oxidoreductase E.C.1.4.99.3 BRENDA
related structures	by homologous chain: 1ID2, 1UMM, 2BBK, 2MAD, 2MTA
Gene Ontology	Chain Function Process Component E, M, A, I F, N, J, B K, C, O, G electron transfer activity L, P, H, D electron transfer activity
Primary reference	Mutation of alphaPhe55 of methylamine dehydrogenase alters the reorganization energy and electronic coupling for its electron transfer reaction with amicyanin., Sun D, Chen ZW, Mathews FS, Davidson VL, Biochemistry 2002 Nov 26;41(47):13926-33. PMID:12437349

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (520 Kb) [Save to disk] Biological Unit Coordinates (1mg2.pdb1.gz) 253 Kb Biological Unit Coordinates (1mg2.pdb2.gz) 256 Kb LPC: Ligand-Protein Contacts for 1MG2 CSU: Contacts of Structural Units for 1MG2 Likely Quarternary Molecular Structure file(s) for 1MG2 Structure Factors (1403 Kb) Retrieve 1MG2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MG2 from S2C, [Save to disk] Re-refined 1mg2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1MG2 in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1MG2

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1MG2, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mg2a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1mg2b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1mg2c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1mg2d_, region D [Jmol] [rasmolscript] [script source]     - Domain d1mg2e_, region E [Jmol] [rasmolscript] [script source]     - Domain d1mg2f_, region F [Jmol] [rasmolscript] [script source]     - Domain d1mg2g_, region G [Jmol] [rasmolscript] [script source]     - Domain d1mg2h_, region H [Jmol] [rasmolscript] [script source]     - Domain d1mg2i_, region I [Jmol] [rasmolscript] [script source]     - Domain d1mg2j_, region J [Jmol] [rasmolscript] [script source]     - Domain d1mg2k_, region K [Jmol] [rasmolscript] [script source]     - Domain d1mg2l_, region L [Jmol] [rasmolscript] [script source]     - Domain d1mg2m_, region M [Jmol] [rasmolscript] [script source]     - Domain d1mg2n_, region N [Jmol] [rasmolscript] [script source]     - Domain d1mg2o_, region O [Jmol] [rasmolscript] [script source]     - Domain d1mg2p_, region P [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1mg2_H] [1mg2_D] [1mg2_F] [1mg2_P] [1mg2_N] [1mg2_I] [1mg2] [1mg2_M] [1mg2_O] [1mg2_K] [1mg2_E] [1mg2_J] [1mg2_C] [1mg2_A] [1mg2_G] [1mg2_B] [1mg2_L] SWISS-PROT database: [P22364] [P29899] [P29894] [P22619] Domain organization of [AMCY_PARDE] [CYCL_PARDE] [DHMH_PARDE] [DHML_PARDE] by SWISSPFAM

Other resources with information on 1MG2

Community annotation for 1MG2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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