8API Proteinase Inhibitor date Sep 08, 1988
title The S Variant Of Human Alpha1-Antitrypsin, Structure And Imp For Function And Metabolism
authors H.Loebermann, R.Tokuoka, J.Deisenhofer, R.Huber
compound source
Molecule: Alpha-1 Antitrypsin (Chain A)
Chain: A
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606

Molecule: Alpha-1 Antitrypsin (Chain B)
Chain: B

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: P 65 2 2
R_factor 0.215 R_Free NULL
length a length b length c angle alpha angle beta angle gamma
119.700 119.700 216.300 90.00 90.00 120.00
method X-Ray Diffractionresolution 3.10 Å
ligand CYS, MAN, NAG enzyme
note 8API supersedes 6API

Primary referenceThe S variant of human alpha 1-antitrypsin, structure and implications for function and metabolism., Engh R, Lobermann H, Schneider M, Wiegand G, Huber R, Laurell CB, Protein Eng 1989 Mar;2(6):407-15. PMID:2785270
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk]
  • Biological Unit Coordinates (8api.pdb1.gz) 65 Kb
  • LPC: Ligand-Protein Contacts for 8API
  • CSU: Contacts of Structural Units for 8API
  • Likely Quarternary Molecular Structure file(s) for 8API
  • Retrieve 8API in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 8API from S2C, [Save to disk]
  • View 8API 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 8API
  • 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 8API, from MSDmotif at EBI
  • Genome occurence of 8API's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d8api.1, region A:,B [Jmol] [rasmolscript] [script source]
  • Fold representative 8api 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: [8api_B] [8api_A] [8api]
  • SWISS-PROT database: [P01009]
  • Domain organization of [A1AT_HUMAN] by SWISSPFAM
  • Domain found in 8API: [SERPIN ] by SMART
  • Other resources with information on 8API
  • Community annotation for 8API 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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