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(-) Description

Title :  ENGINEERED DUAL SPECIFIC VHH ANTIBODY IN COMPLEX WITH A NICKEL (II) ION
 
Authors :  S. W. Fanning, R. Walter, J. R. Horn
Date :  27 Feb 14  (Deposition) - 03 Sep 14  (Release) - 22 Oct 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.50
Chains :  Asym./Biol. Unit :  A
Keywords :  Single Domain Antibody, Vhh, Metalloregulation, Bispecific, Dual- Function, Protein Engineering, Affinity Control, Protein-Switch, Antibody Engineering, Nickel Binding Protein, Protein-Metal Coordination Geometry, Loop Dynamics, Protein Flexibility, Antibody- Metal Complex, Immune System (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. W. Fanning, R. Walter, J. R. Horn
Structural Basis Of An Engineered Dual-Specific Antibody: Conformational Diversity Leads To A Hypervariable Loop Metal-Binding Site.
Protein Eng. Des. Sel. V. 27 391 2014
PubMed-ID: 25143596  |  Reference-DOI: 10.1093/PROTEIN/GZU033

(-) Compounds

Molecule 1 - ENGINEERED SINGLE DOMAIN VHH ANTIBODY
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Organism Scientific: LAMA GLAMA
    Organism Taxid: 9844

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 2)

Asymmetric/Biological Unit (2, 2)
No.NameCountTypeFull Name
1NI1Ligand/IonNICKEL (II) ION
2SO41Ligand/IonSULFATE ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLN A:1 , HIS A:29 , HIS A:110 , HOH A:348 , HOH A:358BINDING SITE FOR RESIDUE NI A 201
2AC2SOFTWAREGLY A:10 , LEU A:11 , ARG A:104 , ARG A:106 , HOH A:330BINDING SITE FOR RESIDUE SO4 A 202

(-) SS Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1A:22 -A:96

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1His A:29 -Pro A:30

 Sequence-Structure Mapping

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(-) Exons   (0, 0)

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(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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Chain A from PDB  Type:PROTEIN  Length:121
                                                                                                                                                         
               SCOP domains ------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeee..eee.....eeeeeee........eeeeeee......eeeeeee.....eee.hhhh..eeeeee....eeeeee...hhhhheeeeeeeee...hhhhh.ee...eeeee.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ppt A   1 QVQLVESGGGLVQAGGSLRLSCAASGYPHPYLHMGWFRQAPGKEREGVAAMDSGGGGTLYADSVKGRFTISRDKGKNTVYLQMDSLKPEDTATYYCAAGGYELRDRTYGHWGQGTQVTVSS 121
                                    10        20        30        40        50        60        70        80        90       100       110       120
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4pou 4poy