1L4Z	Hydrolase Blood Clotting	date	Mar 06, 2002
title	X-Ray Crystal Structure Of The Complex Of Microplasminogen W Domain Of Streptokinase In The Presence Cadmium Ions
authors	N.Wakeham, S.Terzyan, P.Zhai, J.A.Loy, J.Tang, X.C.Zhang
compound		source
Molecule: Plasminogen Chain: A Fragment: Catalytic Domain, Residues 544-791 Ec: 3.4.21.7 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl12 Expression_system_vector_type: Plasmid Expression_system_vector: Pet11
Molecule: Streptokinase Chain: B Fragment: N Terminal Alpha Domain, Residues 0-147 Engineered: Yes Mutation: Yes		Organism_scientific: Streptococcus Dysgalactiae Subsp. Equi Organism_taxid: 119602 Strain: Subsp. Equisimilis Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_vector: Pet11
symmetry	Space Group: P 65 2 2	R_factor 0.220 R_Free 0.262
crystal cell	length a length b length c angle alpha angle beta angle gamma 118.400 118.400 134.900 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	CD	enzyme	Hydrolase E.C.3.4.21.7 BRENDA
related structures	by homologous chain: 1BML, 1BUI, 1L4D
Gene Ontology	Chain Function Process Component A B
Primary reference	Effects of deletion of streptokinase residues 48-59 on plasminogen activation., Wakeham N, Terzyan S, Zhai P, Loy JA, Tang J, Zhang XC, Protein Eng 2002 Sep;15(9):753-61. PMID:12456874

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (66 Kb) [Save to disk] Biological Unit Coordinates (1l4z.pdb1.gz) 60 Kb Biological Unit Coordinates (1l4z.pdb2.gz) 117 Kb LPC: Ligand-Protein Contacts for 1L4Z CSU: Contacts of Structural Units for 1L4Z Likely Quarternary Molecular Structure file(s) for 1L4Z Structure Factors (125 Kb) Retrieve 1L4Z in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1L4Z from S2C, [Save to disk] Re-refined 1l4z structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1L4Z 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 1L4Z

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 1L4Z, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1l4za_, region A [Jmol] [rasmolscript] [script source]     - Domain d1l4zb_, region B [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: [1l4z] [1l4z_B] [1l4z_A] SWISS-PROT database: [P00747] [P00779] Domain organization of [PLMN_HUMAN] [STRP_STREQ] by SWISSPFAM Domain found in 1L4Z: [Tryp_SPc ] by SMART

Other resources with information on 1L4Z

Community annotation for 1L4Z at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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