1PK4 Hydrolase(Serine Protease) date Jul 18, 1991
title Crystal And Molecular Structure Of Human Plasminogen Kringle At 1.9-Angstroms Resolution
authors A.Tulinsky, A.M.Mulichak
compound source
Molecule: Plasminogen Kringle 4
Chain: A
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: P 21 21 21
length a length b length c angle alpha angle beta angle gamma
32.110 49.090 49.390 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.90 Å
ligand SO4 enzyme
related structures by homologous chain: 1KIV, 3KIV
Primary referenceCrystal and molecular structure of human plasminogen kringle 4 refined at 1.9-A resolution., Mulichak AM, Tulinsky A, Ravichandran KG, Biochemistry 1991 Oct 29;30(43):10576-88. PMID:1657148
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (18 Kb) [Save to disk]
  • Biological Unit Coordinates (1pk4.pdb1.gz) 15 Kb
  • LPC: Ligand-Protein Contacts for 1PK4
  • CSU: Contacts of Structural Units for 1PK4
  • Likely Quarternary Molecular Structure file(s) for 1PK4
  • Retrieve 1PK4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1PK4 from S2C, [Save to disk]
  • View 1PK4 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 1PK4
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1PK4, from MSDmotif at EBI
  • Genome occurence of 1PK4's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1pk4__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1pk4 from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1pk4] [1pk4_A]
  • SWISS-PROT database: [P00747]
  • Domain organization of [PLMN_HUMAN] by SWISSPFAM
  • Domain found in 1PK4: [KR ] by SMART
  • Other resources with information on 1PK4
  • Community annotation for 1PK4 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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