1LL4	Hydrolase	date	Apr 26, 2002
title	Structure Of C. Immitis Chitinase 1 Complexed With Allosamid
authors	K.Bortone, A.F.Monzingo, S.Ernst, J.D.Robertus
compound		source
Molecule: Chitinase 1 Chain: A, B, C, D Fragment: Residues 36-427 Ec: 3.2.1.14 Engineered: Yes		Organism_scientific: Coccidioides Immitis Organism_taxid: 5501 Gene: Cts1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_plasmid: Pgex-4t-3
symmetry	Space Group: P 1	R_factor 0.197 R_Free 0.258
crystal cell	length a length b length c angle alpha angle beta angle gamma 61.045 78.190 88.457 80.61 82.27 66.72
method	X-Ray Diffraction	resolution	2.80 Å
ligand	AMI, NAA	enzyme	Hydrolase E.C.3.2.1.14 BRENDA
related structures	by homologous chain: 1LL6
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	The structure of an allosamidin complex with the Coccidioides immitis chitinase defines a role for a second acid residue in substrate-assisted mechanism., Bortone K, Monzingo AF, Ernst S, Robertus JD, J Mol Biol 2002 Jul 5;320(2):293-302. PMID:12079386

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (252 Kb) [Save to disk] Biological Unit Coordinates (1ll4.pdb1.gz) 65 Kb Biological Unit Coordinates (1ll4.pdb2.gz) 64 Kb Biological Unit Coordinates (1ll4.pdb3.gz) 65 Kb Biological Unit Coordinates (1ll4.pdb4.gz) 65 Kb LPC: Ligand-Protein Contacts for 1LL4 CSU: Contacts of Structural Units for 1LL4 Likely Quarternary Molecular Structure file(s) for 1LL4 Structure Factors (274 Kb) Retrieve 1LL4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1LL4 from S2C, [Save to disk] Re-refined 1ll4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1LL4 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 1LL4

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 1LL4, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ll4a2, region A:293-354 [Jmol] [rasmolscript] [script source]     - Domain d1ll4a1, region A:36-292,A:355-427 [Jmol] [rasmolscript] [script source]     - Domain d1ll4b2, region B:293-354 [Jmol] [rasmolscript] [script source]     - Domain d1ll4b1, region B:36-292,B:355-427 [Jmol] [rasmolscript] [script source]     - Domain d1ll4c2, region C:293-354 [Jmol] [rasmolscript] [script source]     - Domain d1ll4c1, region C:36-292,C:355-427 [Jmol] [rasmolscript] [script source]     - Domain d1ll4d2, region D:293-354 [Jmol] [rasmolscript] [script source]     - Domain d1ll4d1, region D:36-292,D:355-427 [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: [1ll4_C] [1ll4_D] [1ll4_B] [1ll4] [1ll4_A] SWISS-PROT database: [P0CB51] Domain organization of [CHI1_COCPO] by SWISSPFAM Domain found in 1LL4: [Glyco_18 ] by SMART

Other resources with information on 1LL4

Community annotation for 1LL4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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