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(-) Description

Title :  CRYSTAL STRUCTURE OF THE HYPERACTIVE TYPE I ANTIFREEZE FROM WINTER FLOUNDER
 
Authors :  T. Sun, F. -H. Lin, R. L. Campbell, J. S. Allingham, P. L. Davies
Date :  25 Apr 13  (Deposition) - 26 Feb 14  (Release) - 24 Sep 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym. Unit :  A,B,C
Biol. Unit 1:  A  (2x)
Biol. Unit 2:  B,C  (1x)
Keywords :  Dimeric Alpha-Helical Bundle, Antifreeze Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  T. Sun, F. H. Lin, R. L. Campbell, J. S. Allingham, P. L. Davies
An Antifreeze Protein Folds With An Interior Network Of Mor Than 400 Semi-Clathrate Waters.
Science V. 343 795 2014
PubMed-ID: 24531972  |  Reference-DOI: 10.1126/SCIENCE.1247407
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - TYPE I HYPERACTIVE ANTIFREEZE PROTEIN
    Chains: A, B, C
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET24
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Organism Common: WINTER FLOUNDER
    Organism Scientific: PSEUDOPLEURONECTES AMERICANUS
    Organism Taxid: 8265

 Structural Features

(-) Chains, Units

  123
Asymmetric Unit : ABC
Biological Unit 1 (2x): A  
Biological Unit 2 (1x):  BC

Summary Information (see also Sequences/Alignments below)

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

(no "Ligand,Modified Residues,Ions" information available for 4KE2)

(-) Sites  (0, 0)

(no "Site" information available for 4KE2)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4KE2)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4KE2)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 4KE2)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it) 
Chain A from PDB  Type:PROTEIN  Length:196
                                                                                                                                                                                                                                    
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ke2 A   0 MNIDPAARAAAAAAASKAAVTAADAAAAAATIAASAASVAAATAADDAAASIATINAASAAAKSIAAAAAMAAKDTAAAAASAAAAAVASAAKALETINVKAAYAAATTANTAAAAAAATATTAAAAAAAKATIDNAAAAKAAAVATAVSDAAATAATAAAVAAATLEAAAAKAAATAVSAAAAAAAAAIAFAAAP 195
                                     9        19        29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189      


Chain B from PDB  Type:PROTEIN  Length:196
                                                                                                                                                                                                                                    
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ke2 B   0 MNIDPAARAAAAAAASKAAVTAADAAAAAATIAASAASVAAATAADDAAASIATINAASAAAKSIAAAAAMAAKDTAAAAASAAAAAVASAAKALETINVKAAYAAATTANTAAAAAAATATTAAAAAAAKATIDNAAAAKAAAVATAVSDAAATAATAAAVAAATLEAAAAKAAATAVSAAAAAAAAAIAFAAAP 195
                                     9        19        29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189      


Chain C from PDB  Type:PROTEIN  Length:196
                                                                                                                                                                                                                                    
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ke2 C   0 MNIDPAARAAAAAAASKAAVTAADAAAAAATIAASAASVAAATAADDAAASIATINAASAAAKSIAAAAAMAAKDTAAAAASAAAAAVASAAKALETINVKAAYAAATTANTAAAAAAATATTAAAAAAAKATIDNAAAAKAAAVATAVSDAAATAATAAAVAAATLEAAAAKAAATAVSAAAAAAAAAIAFAAAP 195
                                     9        19        29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189
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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  (0, 0)

(no "SCOP Domain" information available for 4KE2)

(-) CATH Domains  (0, 0)

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(-) Pfam Domains  (0, 0)

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(-) Gene Ontology  (4, 4)

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