1X2E	Hydrolase	date	Apr 22, 2005
title	The Crystal Structure Of Prolyl Aminopeptidase Complexed Wit Tboda
authors	Y.Nakajima, K.Ito, M.Sakata, Y.Xu, F.Matsubara, S.Hatakeyama, T.Yo
compound		source
Molecule: Proline Iminopeptidase Chain: A Synonym: Pip, Prolyl Aminopeptidase, Pap Ec: 3.4.11.5 Engineered: Yes		Organism_scientific: Serratia Marcescens Organism_taxid: 615 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Puc19
symmetry	Space Group: P 43 21 2	R_factor 0.177 R_Free 0.217
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.187 65.187 169.282 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	ATX	enzyme	Hydrolase E.C.3.4.11.5 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Unusual extra space at the active site and high activity for acetylated hydroxyproline of prolyl aminopeptidase from Serratia marcescens., Nakajima Y, Ito K, Sakata M, Xu Y, Nakashima K, Matsubara F, Hatakeyama S, Yoshimoto T, J Bacteriol. 2006 Feb;188(4):1599-606. PMID:16452443

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (56 Kb) [Save to disk] Biological Unit Coordinates (1x2e.pdb1.gz) 52 Kb LPC: Ligand-Protein Contacts for 1X2E CSU: Contacts of Structural Units for 1X2E Likely Quarternary Molecular Structure file(s) for 1X2E Structure Factors (398 Kb) Retrieve 1X2E in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1X2E from S2C, [Save to disk] Re-refined 1x2e structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1X2E 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 1X2E

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 1X2E, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1x2e] [1x2e_A] SWISS-PROT database: [O32449] Domain organization of [PIP_SERMA] by SWISSPFAM

Other resources with information on 1X2E

Community annotation for 1X2E at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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