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(-) Description

Title :  CRYSTAL STRUCTURE OF A PUTATIVE CALCIUM-REGULATED PERIPLASMIC PROTEIN (BT0923) FROM BACTEROIDES THETAIOTAOMICRON AT 1.40 A RESOLUTION
 
Authors :  Joint Center For Structural Genomics (Jcsg)
Date :  30 May 08  (Deposition) - 28 Oct 08  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.40
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (2x)
Biol. Unit 2:  A  (1x)
Keywords :  Structural Genomics, Joint Center For Structural Genomics, Jcsg, Protein Structure Initiative, Psi-2, Ca-Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Joint Center For Structural Genomics (Jcsg)
Crystal Structure Of Putative Calcium-Regulated Periplasmic Protein Of Unknown Function (Np_809836. 1) From Bacteroides Thetaiotaomicron Vpi-5482 At 1. 40 A Resolution
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - PUTATIVE CALCIUM-REGULATED PERIPLASMIC PROTEIN
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: SPEEDET
    Expression System Strain: HK100
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: NP_809836.1, BT_0923
    Organism Scientific: BACTEROIDES THETAIOTAOMICRON
    Organism Taxid: 818

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 7)

Asymmetric Unit (3, 7)
No.NameCountTypeFull Name
1CA3Ligand/IonCALCIUM ION
2EDO2Ligand/Ion1,2-ETHANEDIOL
3MSE2Mod. Amino AcidSELENOMETHIONINE
Biological Unit 1 (2, 8)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2EDO4Ligand/Ion1,2-ETHANEDIOL
3MSE4Mod. Amino AcidSELENOMETHIONINE
Biological Unit 2 (2, 4)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2EDO2Ligand/Ion1,2-ETHANEDIOL
3MSE2Mod. Amino AcidSELENOMETHIONINE

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:54 , GLU A:63 , GLU A:73 , ASP A:142 , ILE A:143 , ASP A:144BINDING SITE FOR RESIDUE CA A 1
2AC2SOFTWAREGLU A:73 , GLU A:82 , ASP A:142 , ASP A:144 , HOH A:146 , HOH A:158BINDING SITE FOR RESIDUE CA A 2
3AC3SOFTWAREGLU A:123 , HOH A:336 , HOH A:337BINDING SITE FOR RESIDUE CA A 3
4AC4SOFTWAREILE A:26 , GLN A:27 , ALA A:51 , LYS A:137BINDING SITE FOR RESIDUE EDO A 4
5AC5SOFTWAREGLU A:116 , ARG A:117 , ASP A:121 , GLU A:123 , LYS A:133 , HOH A:255 , HOH A:336 , HOH A:337BINDING SITE FOR RESIDUE EDO A 5

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3DB7)

(-) Cis Peptide Bonds  (0, 0)

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 Sequence-Structure Mapping

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(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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SAPs(SNPs) PROSITE motifs Exons
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Chain A from PDB  Type:PROTEIN  Length:127
 aligned with Q8A994_BACTN | Q8A994 from UniProtKB/TrEMBL  Length:145

    Alignment length:127
                                    28        38        48        58        68        78        88        98       108       118       128       138       
         Q8A994_BACTN    19 RADDDKPIQVTQMPQLAQQFIKQHFSDSKVALAKMESDFLYKSYEVIFTNGNKVEFDKKGNWEEVDCKHTSVPVAIIPAAIQKYVTTNYPDAKVLKIERDKKDYEVKLSNRTELKFDLKFNLIDIDN 145
               SCOP domains d3db7a_ A: automated matches                                                                                                    SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhheeehhhhhhhhhhhhhhhhh....eeeeeeeee..eeeeeeee....eeee.....eeeee......hhhhhhhhhhhhhhhhh....eeeeee...eeeeee....eeeee....eeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3db7 A   0 GADDDKPIQVTQmPQLAQQFIKQHFSDSKVALAKmESDFLYKSYEVIFTNGNKVEFDKKGNWEEVDCKHTSVPVAIIPAAIQKYVTTNYPDAKVLKIERDKKDYEVKLSNRTELKFDLKFNLIDIDN 145
                            ||      28  |     38        48    |   58        68        78        88        98       108       118       128       138       
                            ||         31-MSE                53-MSE                                                                                        
                            0|                                                                                                                             
                            20
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 Classification and Annotation

(-) SCOP Domains  (1, 1)

Asymmetric Unit
(-)
Class: Alpha and beta proteins (a+b) (23004)

(-) CATH Domains  (0, 0)

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(-) Pfam Domains  (0, 0)

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(-) Gene Ontology  (1, 1)

Asymmetric Unit(hide GO term definitions)
Chain A   (Q8A994_BACTN | Q8A994)
molecular function
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.

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