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(-) Description

Title :  CRYSTAL STRUCTURE OF AN S. THERMOPHILUS NFEOB E67A MUTANT BOUND TO MGMPPNP
 
Authors :  M. R. Ash, M. J. Maher, J. M. Guss, M. Jormakka
Date :  15 Jul 11  (Deposition) - 02 Nov 11  (Release) - 18 Apr 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.85
Chains :  Asym./Biol. Unit :  A
Keywords :  G Protein, Iron Transport, Gtpase, Transmembrane, Potassium, Metal Transport (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. R. Ash, M. J. Maher, J. M. Guss, M. Jormakka
A Suite Of Switch I And Switch Ii Mutant Structures From Th G-Protein Domain Of Feob
Acta Crystallogr. , Sect. D V. 67 973 2011
PubMed-ID: 22101824  |  Reference-DOI: 10.1107/S0907444911039461

(-) Compounds

Molecule 1 - FERROUS IRON UPTAKE TRANSPORTER PROTEIN B
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PGEX-4T-1
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Fragment: NFEOB, UNP RESIDUES 1-270
    Gene: FEOB
    Mutation: YES
    Organism Scientific: STREPTOCOCCUS THERMOPHILUS
    Organism Taxid: 264199
    Strain: LMG 18311

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 3)

Asymmetric/Biological Unit (3, 3)
No.NameCountTypeFull Name
1CL1Ligand/IonCHLORIDE ION
2GGM1Ligand/Ion3'-O-(N-METHYLANTHRANILOYL)-BETA:GAMMA-IMIDOGUANOSINE-5'-TRIPHOSPHATE
3MG1Ligand/IonMAGNESIUM ION

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREPRO A:10 , ASN A:11 , SER A:12 , GLY A:13 , LYS A:14 , THR A:15 , SER A:16 , VAL A:28 , GLY A:29 , GLY A:33 , VAL A:34 , THR A:35 , GLY A:56 , ASN A:113 , MET A:114 , ASP A:116 , VAL A:117 , SER A:142 , ALA A:143 , LEU A:144 , HOH A:271 , HOH A:272 , HOH A:273 , HOH A:296 , MG A:301 , HOH A:317 , HOH A:346BINDING SITE FOR RESIDUE GGM A 300
2AC2SOFTWARETHR A:15 , THR A:35 , HOH A:272 , HOH A:273 , GGM A:300BINDING SITE FOR RESIDUE MG A 301
3AC3SOFTWARETYR A:58 , TYR A:63 , ALA A:67BINDING SITE FOR RESIDUE CL A 302

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3B1V)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 3B1V)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3B1V)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3B1V)

(-) Exons   (0, 0)

(no "Exon" information available for 3B1V)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   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
(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:264
 aligned with Q5M586_STRT2 | Q5M586 from UniProtKB/TrEMBL  Length:712

    Alignment length:264
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260    
         Q5M586_STRT2     1 MTEIALIGNPNSGKTSLFNLITGHNQRVGNWPGVTVERKSGLVKKNKDLEIQDLPGIYSMSPYSPEEKVARDYLLSQRADSILNVVDATNLERNLYLTTQLIETGIPVTIALNMIDVLDGQGKKINVDKLSYHLGVPVVATSALKQTGVDQVVKKAAHTTTSTVGDLAFPIYDDRLEAAISQILEVLGNSVPQRSARFYAIKLFEQDSLVEAELDLSQFQRKEIEDIIRITEEIFTEDAESIVINERYAFIERVCQMAESHTED 264
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .eeeeee.....hhhhhhhhhhh...............eeee......eeeee..........hhhhhhhhhhhhh....eeeeeee..hhhhhhhhhhhhhhh...eeeeeehhhhhhhh....hhhhhhhhhh..eee.......hhhhhhhhhhhh.............hhhhhhhhhhhhhhhhhhh...hhhhhhhhhhh.hhhhhhhh..hhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 3b1v A   1 MTEIALIGNPNSGKTSLFNLITGHNQRVGNWPGVTVERKSGLVKKNKDLEIQDLPGIYSMSPYSPEAKVARDYLLSQRADSILNVVDATNLERNLYLTTQLIETGIPVTIALNMIDVLDGQGKKINVDKLSYHLGVPVVATSALKQTGVDQVVKKAAHTTTSTVGDLAFPIYDDRLEAAISQILEVLGNSVPQRSARFYAIKLFEQDSLVEAELDLSQFQRKEIEDIIRITEEIFTEDAESIVINERYAFIERVCQMAESHTED 264
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  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 3B1V)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3B1V)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3B1V)

(-) Gene Ontology  (9, 9)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q5M586_STRT2 | Q5M586)
molecular function
    GO:0005525    GTP binding    Interacting selectively and non-covalently with GTP, guanosine triphosphate.
    GO:0015093    ferrous iron transmembrane transporter activity    Enables the transfer of ferrous iron (Fe(II) or Fe2+) ions from one side of a membrane to the other.
biological process
    GO:1903874    ferrous iron transmembrane transport    The directed movement of ferrous iron (iron(2+)) across a membrane.
    GO:0015684    ferrous iron transport    The directed movement of ferrous iron (Fe(II) or Fe2+) ions into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0055072    iron ion homeostasis    Any process involved in the maintenance of an internal steady state of iron ions within an organism or cell.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

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 Related Entries

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

UniProtKB/TrEMBL
        Q5M586_STRT2 | Q5M586: 3b1w 3b1x 3b1y 3b1z 3lx5 3lx8 3ss8 3tah 4non

(-) Related Entries Specified in the PDB File

3b1w
3b1x
3b1y
3b1z
3lx5 WILD-TYPE PROTEIN COMPLEXED WITH MGMPPNP
3lx8 WILD-TYPE PROTEIN COMPLEXED WITH GDP
3ss8 WILD-TYPE PROTEIN COMPLEXED WITH GDP.ALF4- AND K+