1SZB Protein Binding date Apr 05, 2004
title Crystal Structure Of The Human Mbl-Associated Protein 19 (Map19)
authors L.A.Gregory, N.M.Thielens, G.J.Arlaud, J.C.Fontecilla-Camps, C.Gaboriaud
compound source
Molecule: Mannose Binding Lectin-Associated Serine Protease-2 Related Protein, Map19 (19kda);
Chain: A, B
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Masp2
Expression_system: Trichoplusia Ni
Expression_system_common: Cabbage Looper
Expression_system_taxid: 7111
Expression_system_strain: High Five Insect Cells
Expression_system_vector_type: Baculovirus
Expression_system_vector: Pbc1s
symmetry Space Group: P 43 21 2
R_factor 0.261 R_Free 0.316
length a length b length c angle alpha angle beta angle gamma
67.754 67.754 187.923 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand CA enzyme
related structures by homologous chain: 1NT0
Primary referenceThe X-ray structure of human mannan-binding lectin-associated protein 19 (MAp19) and its interaction site with mannan-binding lectin and L-ficolin., Gregory LA, Thielens NM, Matsushita M, Sorensen R, Arlaud GJ, Fontecilla-Camps JC, Gaboriaud C, J Biol Chem 2004 Jul 9;279(28):29391-7. Epub 2004 Apr 26. PMID:15117939
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (63 Kb) [Save to disk]
  • Biological Unit Coordinates (1szb.pdb1.gz) 58 Kb
  • Biological Unit Coordinates (1szb.pdb2.gz) 113 Kb
  • LPC: Ligand-Protein Contacts for 1SZB
  • CSU: Contacts of Structural Units for 1SZB
  • Likely Quarternary Molecular Structure file(s) for 1SZB
  • Structure Factors (36 Kb)
  • Retrieve 1SZB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SZB from S2C, [Save to disk]
  • Re-refined 1szb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1SZB 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 1SZB
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1SZB, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1szba2, region A:124-168 [Jmol] [rasmolscript] [script source]
        - Domain d1szba1, region A:3-123 [Jmol] [rasmolscript] [script source]
        - Domain d1szbb2, region B:124-168 [Jmol] [rasmolscript] [script source]
        - Domain d1szbb1, region B:3-123 [Jmol] [rasmolscript] [script source]
  • Fold representative 1szb from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1szb_A] [1szb_B] [1szb]
  • SWISS-PROT database: [O00187]
  • Domain organization of [MASP2_HUMAN] by SWISSPFAM
  • Domains found in 1SZB: [CUB] [EGF_CA ] by SMART
  • Other resources with information on 1SZB
  • Community annotation for 1SZB at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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