1ATU	Serine Protease Inhibitor	date	May 11, 1997
title	Uncleaved Alpha-1-Antitrypsin
authors	S.E.Ryu, H.J.Choi
compound		source
Molecule: Alpha-1-Antitrypsin Chain: A Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 1 2 1	R_factor 0.195 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 115.780 39.370 90.430 90.00 103.80 90.00
method	X-Ray Diffraction	resolution	2.70 Å
related structures	by homologous chain: 1OO8, 1PSI
Gene Ontology	Chain Function Process Component A COPII vesicle coating
Primary reference	The native strains in the hydrophobic core and flexible reactive loop of a serine protease inhibitor: crystal structure of an uncleaved alpha1-antitrypsin at 2.7 A., Ryu SE, Choi HJ, Kwon KS, Lee KN, Yu MH, Structure 1996 Oct 15;4(10):1181-92. PMID:8939743

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (63 Kb) [Save to disk] Biological Unit Coordinates (1atu.pdb1.gz) 58 Kb CSU: Contacts of Structural Units for 1ATU Likely Quarternary Molecular Structure file(s) for 1ATU Retrieve 1ATU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ATU from S2C, [Save to disk]

View 1ATU 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 1ATU

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1ATU, from MSDmotif at EBI Genome occurence of 1ATU's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1atu__, region [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: [1atu] [1atu_A] SWISS-PROT database: [P01009] Domain organization of [A1AT_HUMAN] by SWISSPFAM Domain found in 1ATU: [SERPIN ] by SMART

Other resources with information on 1ATU

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

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