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(-) Description

Title :  CRYSTAL STRUCTURE OF YEAST HSP70 (BIP/KAR2) COMPLEXED WITH ADP
 
Authors :  M. Yan, J. Z. Li, B. D. Sha
Date :  22 Jan 11  (Deposition) - 29 Jun 11  (Release) - 07 Sep 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym./Biol. Unit :  A
Keywords :  Hsp70, Kar2, Bip, Chaperone (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. Yan, J. Li, B. Sha
Structural Analysis Of The Sil1-Bip Complex Reveals The Mechanism For Sil1 To Function As A Nucleotide-Exchange Factor.
Biochem. J. V. 438 447 2011
PubMed-ID: 21675960  |  Reference-DOI: 10.1042/BJ20110500

(-) Compounds

Molecule 1 - 78 KDA GLUCOSE-REGULATED PROTEIN HOMOLOG
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    FragmentUNP RESIDUES 43-426
    GeneKAR2, GRP78, SSD1, YJL034W, J1248
    Organism CommonBREWER'S YEAST,LAGER BEER YEAST,YEAST
    Organism ScientificSACCHAROMYCES CEREVISIAE
    Organism Taxid4932
    SynonymGRP-78, IMMUNOGLOBULIN HEAVY CHAIN-BINDING PROTEIN HOMOLOG, BIP

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 4)

Asymmetric/Biological Unit (3, 4)
No.NameCountTypeFull Name
1ADP1Ligand/IonADENOSINE-5'-DIPHOSPHATE
2MG1Ligand/IonMAGNESIUM ION
3PO42Ligand/IonPHOSPHATE ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREMG A:1 , HOH A:2 , HOH A:12 , HOH A:18 , HOH A:21 , THR A:59 , THR A:60 , TYR A:61 , GLY A:246 , GLY A:247 , GLY A:275 , GLU A:313 , LYS A:316 , ARG A:317 , SER A:320 , GLY A:383 , GLY A:384 , SER A:385 , ARG A:387 , ILE A:388 , HOH A:448 , PO4 A:502 , HOH A:514 , HOH A:579 , HOH A:580 , HOH A:581 , HOH A:582 , HOH A:584 , HOH A:588BINDING SITE FOR RESIDUE ADP A 501
2AC2SOFTWAREMG A:1 , HOH A:12 , HOH A:15 , HOH A:38 , GLY A:58 , THR A:59 , LYS A:117 , PRO A:193 , GLU A:221 , THR A:249 , ADP A:501 , HOH A:580 , HOH A:581 , HOH A:583BINDING SITE FOR RESIDUE PO4 A 502
3AC3SOFTWAREADP A:501 , PO4 A:502 , HOH A:580 , HOH A:581 , HOH A:582 , HOH A:583BINDING SITE FOR RESIDUE MG A 1
4AC4SOFTWAREHOH A:38 , THR A:59 , LYS A:117 , ARG A:118 , TYR A:195 , PHE A:196 , THR A:249 , HOH A:562BINDING SITE FOR RESIDUE PO4 A 427

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (3, 3)

Asymmetric/Biological Unit (3, 3)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HSP70_1PS00297 Heat shock hsp70 proteins family signature 1.GRP78_YEAST55-62  1A:55-62
2HSP70_2PS00329 Heat shock hsp70 proteins family signature 2.GRP78_YEAST242-255  1A:242-255
3HSP70_3PS01036 Heat shock hsp70 proteins family signature 3.GRP78_YEAST379-393  1A:379-393

(-) Exons   (0, 0)

(no "Exon" information available for 3QFU)

(-) 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:379
 aligned with GRP78_YEAST | P16474 from UniProtKB/Swiss-Prot  Length:682

    Alignment length:379
                                    57        67        77        87        97       107       117       127       137       147       157       167       177       187       197       207       217       227       237       247       257       267       277       287       297       307       317       327       337       347       357       367       377       387       397       407       417         
          GRP78_YEAST    48 NYGTVIGIDLGTTYSCVAVMKNGKTEILANEQGNRITPSYVAFTDDERLIGDAAKNQVAANPQNTIFDIKRLIGLKYNDRSVQKDIKHLPFNVVNKDGKPAVEVSVKGEKKVFTPEEISGMILGKMKQIAEDYLGTKVTHAVVTVPAYFNDAQRQATKDAGTIAGLNVLRIVNEPTAAAIAYGLDKSDKEHQIIVYDLGGGTFDVSLLSIENGVFEVQATSGDTHLGGEDFDYKIVRQLIKAFKKKHGIDVSDNNKALAKLKREAEKAKRALSSQMSTRIEIDSFVDGIDLSETLTRAKFEELNLDLFKKTLKPVEKVLQDSGLEKKDVDDIVLVGGSTRIPKVQQLLESYFDGKKASKGINPDEAVAYGAAVQAGVLS 426
               SCOP domains d3qfua1 A:48-234 automated matches                                                                                                                                                         d3qfua2 A:235-426 automated matches                                                                                                                                                              SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----HSP70-3qfuA01 A:52-426                                                                                                                                                                                                                                                                                                                                                                  Pfam domains
         Sec.struct. author .....eeeee...eeeeeee....eee.........ee..eee....eeehhhhhhhhhhhhh.ee.hhhhh......hhhhhhhhh....eeeee..eeeeeee....eeeehhhhhhhhhhhhhhhhhhhhhh....eeeeee....hhhhhhhhhhhhhhh..eeeeeeehhhhhhhhh........eeeeeeee....eeeeeeeee..eeeeeeeeee...hhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhh....eeeeeeeeee..eeeeeeeehhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhh.eeeeehhhhhhhhhhhhhhhhh............hhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------HSP70_1 -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HSP70_2       ---------------------------------------------------------------------------------------------------------------------------HSP70_3        --------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3qfu A  48 NYGTVIGIDLGTTYSCVAVMKNGKTEILANEQGNRITPSYVAFTDDERLIGDAAKNQVAANPQNTIFDIKRLIGLKYNDRSVQKDIKHLPFNVVNKDGKPAVEVSVKGEKKVFTPEEISGMILGKMKQIAEDYLGTKVTHAVVTVPAYFNDAQRQATKDAGTIAGLNVLRIVNEPTAAAIAYGLDKSDKEHQIIVYDLGGGTFDVSLLSIENGVFEVQATSGDTHLGGEDFDYKIVRQLIKAFKKKHGIDVSDNNKALAKLKREAEKAKRALSSQMSTRIEIDSFVDGIDLSETLTRAKFEELNLDLFKKTLKPVEKVLQDSGLEKKDVDDIVLVGGSTRIPKVQQLLESYFDGKKASKGINPDEAVAYGAAVQAGVLS 426
                                    57        67        77        87        97       107       117       127       137       147       157       167       177       187       197       207       217       227       237       247       257       267       277       287       297       307       317       327       337       347       357       367       377       387       397       407       417         

   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  (1, 2)

Asymmetric/Biological Unit

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit

(-) Gene Ontology  (14, 14)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (GRP78_YEAST | P16474)
molecular function
    GO:0005524    ATP binding    Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
    GO:0016887    ATPase activity    Catalysis of the reaction: ATP + H2O = ADP + phosphate + 2 H+. May or may not be coupled to another reaction.
    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:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0051082    unfolded protein binding    Interacting selectively and non-covalently with an unfolded protein.
biological process
    GO:0006616    SRP-dependent cotranslational protein targeting to membrane, translocation    The process during cotranslational membrane targeting wherein proteins move across a membrane. SRP and its receptor initiate the transfer of the nascent chain across the endoplasmic reticulum (ER) membrane; they then dissociate from the chain, which is transferred to a set of transmembrane proteins, collectively called the translocon. Once the nascent chain translocon complex is assembled, the elongating chain passes directly from the large ribosomal subunit into the centers of the translocon, a protein-lined channel within the membrane. The growing chain is never exposed to the cytosol and does not fold until it reaches the ER lumen.
    GO:0070880    fungal-type cell wall beta-glucan biosynthetic process    The chemical reactions and pathways resulting in the formation of beta-glucans, compounds composed of glucose residues linked by beta-D-glucosidic bonds, found in the walls of fungal cells.
    GO:0000742    karyogamy involved in conjugation with cellular fusion    During sexual reproduction, the creation of a single nucleus from multiple nuclei as a result of fusing the lipid bilayers that surround each nuclei. This occurs after cytogamy.
    GO:0031204    posttranslational protein targeting to membrane, translocation    The process in which a protein translocates through the ER membrane posttranslationally.
    GO:0006986    response to unfolded protein    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an unfolded protein stimulus.
    GO:0030433    ubiquitin-dependent ERAD pathway    The series of steps necessary to target endoplasmic reticulum (ER)-resident proteins for degradation by the cytoplasmic proteasome. Begins with recognition of the ER-resident protein, includes retrotranslocation (dislocation) of the protein from the ER to the cytosol, protein ubiquitination necessary for correct substrate transfer, transport of the protein to the proteasome, and ends with degradation of the protein by the cytoplasmic proteasome.
cellular component
    GO:0005783    endoplasmic reticulum    The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached).
    GO:0005788    endoplasmic reticulum lumen    The volume enclosed by the membranes of the endoplasmic reticulum.
    GO:0034099    luminal surveillance complex    A multiprotein complex that recognizes ERAD-luminal misfolded substrates and brings them to the ubiquitination/extraction machinery. In yeast, this complex consists of Yos9p, Kar2p and Hrd3p proteins.

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 Related Entries

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

UniProtKB/Swiss-Prot
        GRP78_YEAST | P164743h0x 3qfp 3qml

(-) Related Entries Specified in the PDB File

3qfp 3qml