1NO9	Hydrolase Hydrolase Inhibitor	date	Jan 16, 2003
title	Design Of Weakly Basic Thrombin Inhibitors Incorporating Nov Binding Functions: Molecular And X-Ray Crystallographic Stu
authors	G.De Simone, V.Menchise, S.Omaggio, C.Pedone, A.Scozzafava, C.T.S
compound		source
Molecule: Alpha Thrombin Chain: L Fragment: Light Chain Ec: 3.4.21.5		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Other_details: Plasma
Molecule: Alpha Thrombin Chain: H Fragment: Heavy Chain Ec: 3.4.21.5		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Other_details: Plasma
Molecule: Hirugen Chain: I Fragment: Chain I Synonym: N-Acetylhirudin 53 - 64 With Sulfato-Tyr 63, Hirud Fragments; Engineered: Yes		Synthetic: Yes Organism_scientific: Hirudo Medicinalis Organism_taxid: 6421
symmetry	Space Group: C 1 2 1	R_factor 0.183 R_Free 0.204
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.413 72.192 72.705 90.00 100.57 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	4ND, NAG, TYS	enzyme	Hydrolase E.C.3.4.21.5 BRENDA
related structures	by homologous chain: 1K21, 1TA6, 1XMN
Gene Ontology	Chain Function Process Component H L
Primary reference	Design of weakly basic thrombin inhibitors incorporating novel P1 binding functions: molecular and X-ray crystallographic studies., De Simone G, Menchise V, Omaggio S, Pedone C, Scozzafava A, Supuran CT, Biochemistry 2003 Aug 5;42(30):9013-21. PMID:12885234

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (1no9.pdb1.gz) 53 Kb LPC: Ligand-Protein Contacts for 1NO9 CSU: Contacts of Structural Units for 1NO9 Likely Quarternary Molecular Structure file(s) for 1NO9 Structure Factors (440 Kb) Retrieve 1NO9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NO9 from S2C, [Save to disk] Re-refined 1no9 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NO9 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 1NO9

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 1NO9, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1no9.1, region L:,H [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: [1no9_H] [1no9_L] [1no9] [1no9_I] SWISS-PROT database: [P00734] Domain organization of [THRB_HUMAN] by SWISSPFAM Domain found in 1NO9: [Tryp_SPc ] by SMART

Other resources with information on 1NO9

Community annotation for 1NO9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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