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(-) Description

Title :  RESTRAINED ENERGY REFINEMENT WITH TWO DIFFERENT ALGORITHMS AND FORCE FIELDS OF THE STRUCTURE OF THE ALPHA-AMYLASE INHIBITOR TENDAMISTAT DETERMINED BY NMR IN SOLUTION
 
Authors :  M. Billeter, T. Schaumann, W. Braun, K. Wuthrich
Date :  14 May 90  (Deposition) - 15 Apr 91  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A
Keywords :  Alpha-Amylase Inhibitor (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. Billeter, T. Schaumann, W. Braun, K. Wuthrich
Restrained Energy Refinement With Two Different Algorithms And Force Fields Of The Structure Of The Alpha-Amylase Inhibitor Tendamistat Determined By Nmr In Solution
Biopolymers V. 29 695 1990
PubMed: search
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - TENDAMISTAT
    Chains: A
    Engineered: YES
    Organism Scientific: STREPTOMYCES TENDAE
    Organism Taxid: 1932

 Structural Features

(-) Chains, Units

  
NMR Structure : 

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 4AIT)

(-) Sites  (0, 0)

(no "Site" information available for 4AIT)

(-) SS Bonds  (2, 2)

NMR Structure
No.Residues
1A:11 -A:27
2A:45 -A:73

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4AIT)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4AIT)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4AIT)

(-) Exons   (0, 0)

(no "Exon" information available for 4AIT)

(-) Sequences/Alignments

NMR Structure
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
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Chain A from PDB  Type:PROTEIN  Length:74
 aligned with IAA_STRTE | P01092 from UniProtKB/Swiss-Prot  Length:104

    Alignment length:74
                                    40        50        60        70        80        90       100    
            IAA_STRTE    31 DTTVSEPAPSCVTLYQSWRYSQADNGCAQTVTVKVVYEDDTEGLCYAVAPGQITTVGDGYIGSHGHARYLARCL 104
               SCOP domains d4aita_ A: alpha-Amylase inhibitor tendamistat                             SCOP domains
               CATH domains 4aitA00 A:1-74 Alpha-Amylase inhibitor                                     CATH domains
               Pfam domains -------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...........eeeeee..eeeeee....eeeeeeee...eeeeeeeee..eeeeeee........eeeeeee. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------- Transcript
                 4ait A   1 DTTVSEPAPSCVTLYQSWRYSQADNGCAETVTVKVVYEDDTEGLCYAVAPGQITTVGDGYIGSHGHARYLARCL  74
                                    10        20        30        40        50        60        70
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  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 1)

NMR Structure
(-)
Class: All beta proteins (24004)

(-) CATH Domains  (1, 1)

NMR Structure
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4AIT)

(-) Gene Ontology  (2, 2)

NMR Structure(hide GO term definitions)
Chain A   (IAA_STRTE | P01092)
molecular function
    GO:0015066    alpha-amylase inhibitor activity    Stops, prevents or reduces the activity of alpha-amylase.
biological process
    GO:0043086    negative regulation of catalytic activity    Any process that stops or reduces the activity of an enzyme.

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  4ait
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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        IAA_STRTE | P01092: 1bvn 1hoe 1ok0 2ait 3ait

(-) Related Entries Specified in the PDB File

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