1FFQ	Hydrolase	date	Jul 26, 2000
title	Crystal Structure Of Chitinase A Complexed With Allosamidin
authors	Y.Papanikolau, G.Tavlas, C.E.Vorgias, K.Petratos
compound		source
Molecule: Chitinase A Chain: A Ec: 3.2.1.14 Engineered: Yes		Organism_scientific: Serratia Marcescens Organism_taxid: 615 Strain: 2170 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pbr322
symmetry	Space Group: C 2 2 21	R_factor 0.189 R_Free 0.232
crystal cell	length a length b length c angle alpha angle beta angle gamma 199.125 131.816 59.479 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	AMI, NAA	enzyme	Hydrolase E.C.3.2.1.14 BRENDA
related structures	by homologous chain: 1EHN, 1NH6
Gene Ontology	Chain Function Process Component A
Primary reference	De novo purification scheme and crystallization conditions yield high-resolution structures of chitinase A and its complex with the inhibitor allosamidin., Papanikolau Y, Tavlas G, Vorgias CE, Petratos K, Acta Crystallogr D Biol Crystallogr 2003 Feb;59(Pt 2):400-3. PMID:12554965

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (101 Kb) [Save to disk] Biological Unit Coordinates (1ffq.pdb1.gz) 96 Kb LPC: Ligand-Protein Contacts for 1FFQ CSU: Contacts of Structural Units for 1FFQ Likely Quarternary Molecular Structure file(s) for 1FFQ Structure Factors (570 Kb) Retrieve 1FFQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1FFQ from S2C, [Save to disk] Re-refined 1ffq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1FFQ 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 1FFQ

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 1FFQ, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ffqa2, region A:133-443,A:517-563 [Jmol] [rasmolscript] [script source]     - Domain d1ffqa1, region A:24-132 [Jmol] [rasmolscript] [script source]     - Domain d1ffqa3, region A:444-516 [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: [1ffq] [1ffq_A] SWISS-PROT database: [P07254] Domain organization of [CHIA_SERMA] by SWISSPFAM Domains found in 1FFQ: [Glyco_18] [PKD ] by SMART

Other resources with information on 1FFQ

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

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---