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(-) Description

Title :  CRYSTAL STRUCTURE OF SSGBP AND GDP COMPLEX
 
Authors :  B. Huang, X. Li, X. C. Zhang, Z. Rao
Date :  03 Dec 09  (Deposition) - 26 May 10  (Release) - 26 May 10  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.65
Chains :  Asym./Biol. Unit :  A
Keywords :  Ssgbp, Hflx, Gtpase, Mg++ Ion Binding Site, Gtp-Binding, Nucleotide Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  B. Huang, H. Wu, N. Hao, F. Blombach, J. Van Der Oost, X. Li, X. C. Zhang, Z. Rao
Functional Study On Gtp Hydrolysis By The Gtp Binding Protein From Sulfolobus Solfataricus, A Member Of The Hflx Family.
J. Biochem. 2010
PubMed-ID: 20400571  |  Reference-DOI: 10.1093/JB/MVQ039

(-) Compounds

Molecule 1 - GTP-BINDING PROTEIN (HFLX)
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET 24-D
    Expression System Strain: BL21
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: HFLX, SSO0269
    Organism Scientific: SULFOLOBUS SOLFATARICUS
    Organism Taxid: 2287

 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
1GDP1Ligand/IonGUANOSINE-5'-DIPHOSPHATE
2MG1Ligand/IonMAGNESIUM ION
3SCN1Ligand/IonTHIOCYANATE ION

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETHR A:193 , HOH A:367 , HOH A:368 , GDP A:500BINDING SITE FOR RESIDUE MG A 365
2AC2SOFTWARETYR A:187 , THR A:188 , ASN A:189 , SER A:190 , GLY A:191 , LYS A:192 , THR A:193 , SER A:194 , ASN A:300 , LYS A:301 , ASP A:303 , SER A:334 , ALA A:335 , LEU A:336 , MG A:365 , HOH A:367BINDING SITE FOR RESIDUE GDP A 500
3AC3SOFTWARELEU A:195 , ILE A:333 , SER A:334 , ASN A:340 , LEU A:341BINDING SITE FOR RESIDUE SCN A 366

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (1, 1)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) 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 3KXI)

(-) 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:326
 aligned with HFLX_SULSO | Q980M3 from UniProtKB/Swiss-Prot  Length:356

    Alignment length:357
                                                                                                                                                                                                                                                                                                                                                                                             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-   -
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeeee...hhhhhhhhhhhh..eeeeeee...........hhhhhhhhhhh....eeee....hhhhhhhhhhhh...eeehhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhh-------------------hhhhhhhhhhhhhhhhhhhhhhhhhhhh...........eeeee.....hhhhhhhhhh...------------..eeeeee..eeeeeee........hhhhhhhhhhhhhhhhhh.eeeeeee...hhhhhhhhhhhhhhhhhhh......eeeeee.......hhhhhhhhhhhhhhhhh..eeeeee.......hhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------G_HFLX  PDB: A:180-356 UniProt: 180-356                                                                                                                                          - PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3kxi A   1 MKTAALFVSKEFEEEAIALVEGANYKVTSIYKLPKSPNVKFYIQYDKLQQIKNDEEISTLIIFEQLKPRHFINIRRELKGKEVLDKILLLLEIFALHAGSKEAKMQIELARLKYELPIIKET-------------------VESTIKFYKRRINKLMKELESIKIFKEKSIESNKRNNIPSIGIVGYTNSGKTSLFNSLTGLT------------PKRYAIPINNRKIMLVDTVGFIRGIPPQIVDAFFVTLSEAKYSDALILVIDSTFSENLLIETLQSSFEILREIGVSGKPILVTLNKIDKINGDLYKKLDLVEKLSKELYSPIFDVIPISALKRTNLELLRDKIYQLATQLSL 357
                                    10        20        30        40        50        60        70        80        90       100       110       120 |       -         - |     150       160       170       180       190       200  |      -     | 220       230       240       250       260       270       280       290       300       310       320       330       340       350       
                                                                                                                                                   122                 142                                                          203          216
   Legend:   → Mismatch (orange background)
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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 3KXI)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) 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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    Ser A:325 - Pro A:326   [ RasMol ]  
 

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  3kxi
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  HFLX_SULSO | Q980M3
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 Related Entries

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

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

(-) Related Entries Specified in the PDB File

2qth 3kxk 3kxl