2PQG	Hydrolase	date	May 02, 2007
title	Crystal Structure Of Inactive Ribosome Inactivating Protein (B-32)
authors	A.N.S.Mak, Y.T.Wong, J.A.Young, S.S.Cha, K.H.Sze, S.W.N.Au, K.B.Wo P.C.Shaw
compound		source
Molecule: Ribosome-Inactivating Protein 3 Chain: A, B Synonym: Rrna N-Glycosidase, B-32 Protein Ec: 3.2.2.22 Engineered: Yes		Organism_scientific: Zea Mays Organism_taxid: 4577 Gene: Crip3 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: C41 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet3a
symmetry	Space Group: P 1 21 1	R_factor 0.211 R_Free 0.230
crystal cell	length a length b length c angle alpha angle beta angle gamma 39.234 75.620 97.149 90.00 93.72 90.00
method	X-Ray Diffraction	resolution	2.38 Å
ligand		enzyme	Hydrolase E.C.3.2.2.22 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structure-function study of maize ribosome-inactivating protein: implications for the internal inactivation region and the sole glutamate in the active site., Mak AN, Wong YT, An YJ, Cha SS, Sze KH, Au SW, Wong KB, Shaw PC, Nucleic Acids Res. 2007;35(18):6259-67. Epub 2007 Sep 13. PMID:17855394

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (86 Kb) [Save to disk] Biological Unit Coordinates (2pqg.pdb1.gz) 42 Kb Biological Unit Coordinates (2pqg.pdb2.gz) 41 Kb CSU: Contacts of Structural Units for 2PQG Likely Quarternary Molecular Structure file(s) for 2PQG Structure Factors (188 Kb) Retrieve 2PQG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2PQG from S2C, [Save to disk] Re-refined 2pqg structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2PQG 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 2PQG

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 2PQG, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2pqg] [2pqg_A] [2pqg_B] SWISS-PROT database: [P25891] Domain organization of [RIP3_MAIZE] by SWISSPFAM

Other resources with information on 2PQG

Community annotation for 2PQG at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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