1QQU	Hydrolase	date	Jun 09, 1999
title	Crystal Structure Of Porcine Beta Trypsin With Bound Acetate
authors	A.Johnson, N.Gautham, V.Pattabhi
compound		source
Molecule: Beta Trypsin Chain: A Ec: 3.4.21.4		Organism_scientific: Sus Scrofa Organism_common: Pig Organism_taxid: 9823 Organ: Pancreas
symmetry	Space Group: P 21 21 21	R_factor 0.193 R_Free 0.255
crystal cell	length a length b length c angle alpha angle beta angle gamma 78.000 53.900 47.260 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.63 Å
ligand	ACT, CA	enzyme	Hydrolase E.C.3.4.21.4 BRENDA
related structures	by homologous chain: 1O2O, 1O3E
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure at 1.63 A resolution of the native form of porcine beta-trypsin: revealing an acetate ion binding site and functional water network., Johnson A, Gautham N, Pattabhi V, Biochim Biophys Acta 1999 Nov 16;1435(1-2):7-21. PMID:10561533

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (41 Kb) [Save to disk] Biological Unit Coordinates (1qqu.pdb1.gz) 37 Kb LPC: Ligand-Protein Contacts for 1QQU CSU: Contacts of Structural Units for 1QQU Likely Quarternary Molecular Structure file(s) for 1QQU Structure Factors (170 Kb) Retrieve 1QQU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1QQU from S2C, [Save to disk] Re-refined 1qqu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1QQU 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 1QQU

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 1QQU, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1qqua_, region A [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: [1qqu_A] [1qqu] SWISS-PROT database: [P00761] Domain organization of [TRYP_PIG] by SWISSPFAM Domain found in 1QQU: [Tryp_SPc ] by SMART

Other resources with information on 1QQU

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

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