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(-) Description

Title :  CRYSTAL STRUCTURE OF A GTP-BINDING PROTEIN FROM THE HYPERTHERMOPHILIC ARCHAEON SULFOLOBUS SOLFATARICUS
 
Authors :  H. Wu, L. Sun, S. J. Brouns, S. Fu, Z. Rao, J. Van Der Oost
Date :  02 Aug 07  (Deposition) - 19 Aug 08  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym./Biol. Unit :  A
Keywords :  Beta-Alpha-Barrels, Gtp-Binding, Nucleotide-Binding, Nucleotide Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  H. Wu, L. Sun, S. J. Brouns, S. Fu, J. Akerboom, X. Li, C. Zhang, Z. Rao, J. Van Der Oost
Crystal Structure Of A Gtp-Binding Protein From The Hyperthermophilic Archaeon Sulfolobus Solfataricus.
To Be Published
PubMed: search
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - GTP-BINDING PROTEIN
    Atcc: 35092
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET24D
    Expression System Strain: HB101
    Expression System Vector Type: PLASMID
    Gene: HFLX, SSO0269
    Organism Common: ARCHAEA
    Organism Scientific: SULFOLOBUS SOLFATARICUS P2
    Strain: P2, DSM 1617, JCM 11322
    Synonym: PROTEIN HFLX

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 8)

Asymmetric/Biological Unit (3, 8)
No.NameCountTypeFull Name
1ACT3Ligand/IonACETATE ION
2CD4Ligand/IonCADMIUM ION
3SO41Ligand/IonSULFATE ION

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:92 , GLU A:342 , ASP A:346 , HOH A:622 , HOH A:769BINDING SITE FOR RESIDUE CD A 401
2AC2SOFTWAREHIS A:97 , ASP A:232 , HOH A:616 , HOH A:661 , HOH A:698 , HOH A:770BINDING SITE FOR RESIDUE CD A 402
3AC3SOFTWAREGLU A:77 , GLU A:283 , HOH A:632 , HOH A:712BINDING SITE FOR RESIDUE CD A 403
4AC4SOFTWAREGLU A:108 , PRO A:222 , HOH A:637 , HOH A:644 , HOH A:771BINDING SITE FOR RESIDUE CD A 404
5AC5SOFTWARETYR A:187 , ASN A:189 , SER A:190 , GLY A:191 , LYS A:192 , THR A:193 , HOH A:612 , HOH A:754BINDING SITE FOR RESIDUE SO4 A 501
6AC6SOFTWARETHR A:188 , LYS A:192 , GLY A:235 , HOH A:616 , HOH A:698BINDING SITE FOR RESIDUE ACT A 601
7AC7SOFTWARELYS A:47 , GLN A:50 , ASP A:246 , HOH A:760BINDING SITE FOR RESIDUE ACT A 602

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2QTF)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Ser A:215 -Pro A:216
2Ser A:325 -Pro A:326

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2QTF)

(-) PROSITE Motifs  (1, 1)

Asymmetric/Biological Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1G_HFLXPS51705 HflX-type guanine nucleotide-binding (G) domain profile.HFLX_SULSO180-356  1A:180-356

(-) Exons   (0, 0)

(no "Exon" information available for 2QTF)

(-) 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:311
 aligned with HFLX_SULSO | Q980M3 from UniProtKB/Swiss-Prot  Length:356

    Alignment length:356
                                    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       270       280       290       300       310       320       330       340       350      
           HFLX_SULSO     1 MKTAALFVSKEFEEEAIALVEGANYKVTSIYKLPKSPNVKFYIQYDKLQQIKNDEEISTLIIFEQLKPRHFINIRRELKGKEVLDKILLLLEIFALHAGSKEAKMQIELARLKYELPIIKETYTKSKIGEQQGPLGAGTYGVESTIKFYKRRINKLMKELESIKIFKEKSIESNKRNNIPSIGIVGYTNSGKTSLFNSLTGLTQKVDTKLFTTMSPKRYAIPINNRKIMLVDTVGFIRGIPPQIVDAFFVTLSEAKYSDALILVIDSTFSENLLIETLQSSFEILREIGVSGKPILVTLNKIDKINGDLYKKLDLVEKLSKELYSPIFDVIPISALKRTNLELLRDKIYQLATQLS 356
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeee....hhhhhhhhhhhh.eeeeeee............hhhhhhhhhh.....eeee....hhhhhhhhhhhhh..eeehhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhh---------------------hhhhhhhhhhhhhhhhhhhhhh-------------..eeeee.....hhhhhhhhhhh.-----------....eeeeee..eeeeeee........hhhhhhhhhhhhhhhhhh.eeeeeee...hhhhhhhhhhhhhhhhhhhh.....eeeeeehhhhh..hhhhhhhhhhhhhhhhh..eeeeee.......hhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------G_HFLX  PDB: A:180-356 UniProt: 180-356                                                                                                                                           PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2qtf A   1 MKTAALFVSKEFEEEAIALVEGANYKVTSIYKLPKSPNVKFYIQYDKLQQIKNDEEISTLIIFEQLKPRHFINIRRELKGKEVLDKILLLLEIFALHAGSKEAKMQIELARLKYELPIIKET---------------------STIKFYKRRINKLMKELESIKI-------------IPSIGIVGYTNSGKTSLFNSLTGL-----------MSPKRYAIPINNRKIMLVDTVGFIRGIPPQIVDAFFVTLSEAKYSDALILVIDSTFSENLLIETLQSSFEILREIGVSGKPILVTLNKIDKINGDLYKKLDLVEKLSKELYSPIFDVIPISALKRTNLELLRDKIYQLATQLS 356
                                    10        20        30        40        50        60        70        80        90       100       110       120 |       -         -   |   150       160    |    -       180       190       200 |       -   |   220       230       240       250       260       270       280       290       300       310       320       330       340       350      
                                                                                                                                                   122                   144                  165           179                    202         214
   Legend:   → Mismatch (orange background)
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  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 2QTF)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2QTF)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2QTF)

(-) Gene Ontology  (7, 7)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (HFLX_SULSO | Q980M3)
molecular function
    GO:0005525    GTP binding    Interacting selectively and non-covalently with GTP, guanosine triphosphate.
    GO:0003924    GTPase activity    Catalysis of the reaction: GTP + H2O = GDP + phosphate.
    GO:0000287    magnesium ion binding    Interacting selectively and non-covalently with magnesium (Mg) ions.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
    GO:0043022    ribosome binding    Interacting selectively and non-covalently with any part of a ribosome.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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 Related Entries

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

UniProtKB/Swiss-Prot
        HFLX_SULSO | Q980M3: 2qth 3kxi 3kxk 3kxl

(-) Related Entries Specified in the PDB File

2qth THE SAME PROTEIN IN COMPLEX WITH GDP