1XG2	Hydrolase Hydrolase Inhibitor	date	Sep 16, 2004
title	Crystal Structure Of The Complex Between Pectin Methylesterase And Its Inhibitor Protein
authors	A.Di Matteo, A.Raiola, L.Camardella, A.Giovane, D.Bonivento, G.De Lorenzo, F.Cervone, D.Bellincampi, D.Tsernoglou
compound		source
Molecule: Pectinesterase 1 Chain: A Synonym: Pectin Methylesterase 1, Pe 1 Ec: 3.1.1.11		Organism_scientific: Solanum Lycopersicum Organism_taxid: 4081 Tissue: Pericarp
Molecule: Pectinesterase Inhibitor Chain: B Synonym: Pectin Methylesterase Inhibitor, Pmei Engineered: Yes		Organism_scientific: Actinidia Chinensis Organism_taxid: 3625 Expression_system: Pichia Pastoris Expression_system_taxid: 4922 Expression_system_strain: X-33 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ppiczalphaa
symmetry	Space Group: P 32 2 1	R_factor 0.198 R_Free 0.232
crystal cell	length a length b length c angle alpha angle beta angle gamma 90.379 90.379 149.095 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand		enzyme	Hydrolase E.C.3.1.1.11 BRENDA
related structures	by homologous chain: 1GQ8
Gene Ontology	Chain Function Process Component A B
Primary reference	Structural Basis for the Interaction between Pectin Methylesterase and a Specific Inhibitor Protein., Di Matteo A, Giovane A, Raiola A, Camardella L, Bonivento D, De Lorenzo G, Cervone F, Bellincampi D, Tsernoglou D, Plant Cell 2005 Mar;17(3):849-58. Epub 2005 Feb 18. PMID:15722470

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (86 Kb) [Save to disk] Biological Unit Coordinates (1xg2.pdb1.gz) 82 Kb CSU: Contacts of Structural Units for 1XG2 Likely Quarternary Molecular Structure file(s) for 1XG2 Structure Factors (405 Kb) Retrieve 1XG2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1XG2 from S2C, [Save to disk] Re-refined 1xg2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1XG2 in 3D

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Visual 3D analysis of 1XG2

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 1XG2, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1xg2] [1xg2_B] [1xg2_A] SWISS-PROT database: [P14280] [P83326] Domain organization of [PME1_SOLLC] [PMEI_ACTDE] by SWISSPFAM Domain found in 1XG2: [PMEI ] by SMART

Other resources with information on 1XG2

Community annotation for 1XG2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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