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(-) Description

Title :  STRUCTURE OF HUMAN S100A15 BOUND TO ZINC AND CALCIUM
 
Authors :  J. I. Murray, M. L. Tonkin, A. L. Whiting, F. Peng, B. Farnell, F. Hof, M. J. Boulanger
Date :  17 Apr 12  (Deposition) - 17 Oct 12  (Release) - 17 Oct 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.70
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (2x)
Keywords :  Metal Binding Protein, S100, S100-A7A, Cancer, Inflammation, Ef-Hand (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. I. Murray, M. L. Tonkin, A. L. Whiting, F. Peng, B. Farnell, J. T. Cullen, F. Hof, M. J. Boulanger
Structural Characterization Of S100A15 Reveals A Novel Zinc Coordination Site Among S100 Proteins And Altered Surface Chemistry With Functional Implications For Receptor Binding.
Bmc Struct. Biol. V. 12 16 2012
PubMed-ID: 22747601  |  Reference-DOI: 10.1186/1472-6807-12-16

(-) Compounds

Molecule 1 - PROTEIN S100-A7A
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: MODIFIED PET32A
    Expression System Strain: K-12
    Expression System Taxid: 83333
    Expression System Variant: ROSETTA-GAMMI B
    Expression System Vector Type: PLASMID
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: S100A15, S100 CALCIUM-BINDING PROTEIN A15, S100 CALCIUM-BINDING PROTEIN A7-LIKE 1, S100 CALCIUM-BINDING PROTEIN A7A

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit : A
Biological Unit 1 (2x): A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (3, 4)
No.NameCountTypeFull Name
1CA1Ligand/IonCALCIUM ION
2CL1Ligand/IonCHLORIDE ION
3ZN2Ligand/IonZINC ION
Biological Unit 1 (0, 0)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2CL-1Ligand/IonCHLORIDE ION
3ZN-1Ligand/IonZINC ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:62 , ASN A:64 , ASP A:66 , LYS A:68 , GLU A:73 , HOH A:2098BINDING SITE FOR RESIDUE CA A1097
2AC2SOFTWAREHIS A:17 , HIS A:86 , HIS A:90 , CL A:1100BINDING SITE FOR RESIDUE ZN A1098
3AC3SOFTWAREGLU A:27 , GLU A:37 , GLU A:65BINDING SITE FOR RESIDUE ZN A1099
4AC4SOFTWAREPHE A:16 , HIS A:17 , GLY A:24 , HIS A:86 , HIS A:90 , ZN A:1098BINDING SITE FOR RESIDUE CL A1100

(-) SS Bonds  (1, 1)

Asymmetric Unit
No.Residues
1A:46 -A:95

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4AQI)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (2, 2)

Asymmetric Unit (2, 2)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_061048R23HS1A7A_HUMANPolymorphism55985140AR22H
2UniProtVAR_048468A84TS1A7A_HUMANPolymorphism3006414AA83T
  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)
Biological Unit 1 (2, 4)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_061048R23HS1A7A_HUMANPolymorphism55985140AR22H
2UniProtVAR_048468A84TS1A7A_HUMANPolymorphism3006414AA83T
  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

(-) PROSITE Motifs  (3, 3)

Asymmetric Unit (3, 3)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1EF_HAND_2PS50222 EF-hand calcium-binding domain profile.S1A7A_HUMAN50-85  1A:49-84
2S100_CABPPS00303 S-100/ICaBP type calcium binding protein signature.S1A7A_HUMAN58-79  1A:57-78
3EF_HAND_1PS00018 EF-hand calcium-binding domain.S1A7A_HUMAN63-75  1A:62-74
Biological Unit 1 (3, 6)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1EF_HAND_2PS50222 EF-hand calcium-binding domain profile.S1A7A_HUMAN50-85  2A:49-84
2S100_CABPPS00303 S-100/ICaBP type calcium binding protein signature.S1A7A_HUMAN58-79  2A:57-78
3EF_HAND_1PS00018 EF-hand calcium-binding domain.S1A7A_HUMAN63-75  2A:62-74

(-) Exons   (0, 0)

(no "Exon" information available for 4AQI)

(-) Sequences/Alignments

Asymmetric Unit
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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:96
 aligned with S1A7A_HUMAN | Q86SG5 from UniProtKB/Swiss-Prot  Length:101

    Alignment length:96
                                    11        21        31        41        51        61        71        81        91      
           S1A7A_HUMAN    2 SNTQAERSIIGMIDMFHKYTGRDGKIEKPSLLTMMKENFPNFLSACDKKGIHYLATVFEKKDKNEDKKIDFSEFLSLLGDIAADYHKQSHGAAPCS 97
               SCOP domains d4aqia_ A: automated matches                                                                     SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhh...... Sec.struct. author
                 SAPs(SNPs) ---------------------H------------------------------------------------------------T------------- SAPs(SNPs)
                PROSITE (1) ------------------------------------------------EF_HAND_2  PDB: A:49-84             ------------ PROSITE (1)
                PROSITE (2) --------------------------------------------------------S100_CABP  PDB: A:57-7------------------ PROSITE (2)
                PROSITE (3) -------------------------------------------------------------EF_HAND_1    ---------------------- PROSITE (3)
                 Transcript ------------------------------------------------------------------------------------------------ Transcript
                  4aqi A  1 SNTQAERSIIGMIDMFHKYTGRDGKIEKPSLLTMMKENFPNFLSACDKKGIHYLATVFEKKDKNEDKKIDFSEFLSLLGDIAADYHKQSHGAAPCS 96
                                    10        20        30        40        50        60        70        80        90
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 Classification and Annotation

(-) SCOP Domains  (1, 1)

Asymmetric Unit
(-)
Class: All alpha proteins (14657)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4AQI)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4AQI)

(-) Gene Ontology  (4, 4)

Asymmetric Unit(hide GO term definitions)
Chain A   (S1A7A_HUMAN | Q86SG5)
molecular function
    GO:0005509    calcium ion binding    Interacting selectively and non-covalently with calcium ions (Ca2+).
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0043621    protein self-association    Interacting selectively and non-covalently with a domain within the same polypeptide.
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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4aqj STRUCTURE OF HUMAN S100A7 D24G BOUND TO ZINC AND CALCIUM