1IPS	Antibiotic Biosynthesis	date	Mar 21, 1997
title	Isopenicillin N Synthase From Aspergillus Nidulans (Manganes
authors	P.L.Roach, I.J.Clifton, V.Fulop, K.Harlos, G.J.Barton, J.Hajdu, I.Andersson, C.J.Schofield, J.E.Baldwin
compound		source
Molecule: Isopenicillin N Synthase Chain: A, B Engineered: Yes		Organism_scientific: Emericella Nidulans Organism_taxid: 162425 Gene: Pcb C Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Nm554 Expression_system_plasmid: Pjb703
symmetry	Space Group: P 21 21 21	R_factor 0.220 R_Free 0.265
crystal cell	length a length b length c angle alpha angle beta angle gamma 59.200 127.000 139.600 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	MN	enzyme
related structures	by homologous chain: 1W05
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure of isopenicillin N synthase is the first from a new structural family of enzymes., Roach PL, Clifton IJ, Fulop V, Harlos K, Barton GJ, Hajdu J, Andersson I, Schofield CJ, Baldwin JE, Nature 1995 Jun 22;375(6533):700-4. PMID:7791906

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (114 Kb) [Save to disk] Biological Unit Coordinates (1ips.pdb1.gz) 110 Kb LPC: Ligand-Protein Contacts for 1IPS CSU: Contacts of Structural Units for 1IPS Likely Quarternary Molecular Structure file(s) for 1IPS Structure Factors (270 Kb) Retrieve 1IPS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IPS from S2C, [Save to disk] Re-refined 1ips structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IPS 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 1IPS

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 1IPS, from MSDmotif at EBI Genome occurence of 1IPS's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ipsa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1ipsb_, region B [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: [1ips] [1ips_B] [1ips_A] SWISS-PROT database: [P05326] Domain organization of [IPNS_EMENI] by SWISSPFAM

Other resources with information on 1IPS

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

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