1MHW	Hydrolase Hydrolase Inhibitor	date	Aug 21, 2002
title	Design Of Non-Covalent Inhibitors Of Human Cathepsin L. From Residue Proregion To Optimized Tripeptides
authors	S.Chowdhury, J.Sivaraman, J.Wang, G.Devanathan, P.Lachance, H.Qi, J.Lefebvre, Y.Konishi, M.Cygler, T.Sulea, E.O.Purisima
compound		source
Molecule: Cathepsin L Chain: A, B Fragment: Heavy Chain (Residues 114-288) Synonym: Major Excreted Protein, Mep Ec: 3.4.22.15 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Pichia Pastoris Expression_system_taxid: 4922
Molecule: Cathepsin L Chain: C, D Fragment: Light Chain (Residues 292-333) Synonym: Major Excreted Protein, Mep Ec: 3.4.22.15 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Pichia Pastoris Expression_system_taxid: 4922
Molecule: 4-Biphenylacetyl-Cys-(D)Arg-Tyr-N-(2-Phenylethyl) Chain: E, F, G, H Engineered: Yes		Synthetic: Yes
symmetry	Space Group: P 21 21 21	R_factor 0.185 R_Free 0.230
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.522 58.632 151.445 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	BP4, CSD, DAR, PEA	enzyme	Hydrolase E.C.3.4.22.15 BRENDA
related structures	by homologous chain: 1CS8, 1ICF
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Design of noncovalent inhibitors of human cathepsin L. From the 96-residue proregion to optimized tripeptides., Chowdhury SF, Sivaraman J, Wang J, Devanathan G, Lachance P, Qi H, Menard R, Lefebvre J, Konishi Y, Cygler M, Sulea T, Purisima EO, J Med Chem 2002 Nov 21;45(24):5321-9. PMID:12431059

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (86 Kb) [Save to disk] Biological Unit Coordinates (1mhw.pdb1.gz) 41 Kb Biological Unit Coordinates (1mhw.pdb2.gz) 42 Kb LPC: Ligand-Protein Contacts for 1MHW CSU: Contacts of Structural Units for 1MHW Likely Quarternary Molecular Structure file(s) for 1MHW Structure Factors (496 Kb) Retrieve 1MHW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MHW from S2C, [Save to disk] Re-refined 1mhw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1MHW 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 1MHW

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 1MHW, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mhw.1, region A:,C [Jmol] [rasmolscript] [script source]     - Domain d1mhw.2, region B:,D [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: [1mhw_A] [1mhw_G] [1mhw_H] [1mhw_D] [1mhw_F] [1mhw] [1mhw_C] [1mhw_E] [1mhw_B] SWISS-PROT database: [P07711] Domain organization of [CATL1_HUMAN] by SWISSPFAM Domain found in 1MHW: [Pept_C1 ] by SMART

Other resources with information on 1MHW

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

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