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(-) Description

Title :  CRYSTAL STRUCTURE OF A PROTEIN PA3967, A STRUCTURALLY HIGHLY HOMOLOGOUS TO A HUMAN HEMOGLOBIN, FROM PSEUDOMONAS AERUGINOSA PAO1
 
Authors :  Y. Kim, A. Joachimiak, T. Skarina, O. Egorova, A. Bochkarev, A. Savchen A. Edwards, Midwest Center For Structural Genomics (Mcsg)
Date :  24 Jun 04  (Deposition) - 10 Aug 04  (Release) - 30 Apr 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.20
Chains :  Asym./Biol. Unit :  A
Keywords :  Structural Genomics, Heme, Hemoglobin, Pseudomonas Aeruginosa Pao1, Psi, Protein Structure Initiative, Midwest Center For Structural Genomics, Mcsg, Unknown Function (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Y. Kim, A. Joachimiak, T. Skarina, O. Egorova, A. Bochkarev, A. Savchenko, A. Edwards
Crystal Structure Of Pa3967 From Pseudomonas Aeruginosa Pao1, A Hypothetical Protein Which Is Highly Homologous To Human Hemoglobin In Structure.
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - HYPOTHETICAL PROTEIN PA3967
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21(DE3)
    Expression System Plasmid: MODIFIED PET15B
    Expression System Strain: BL21DE3
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Organism Scientific: PSEUDOMONAS AERUGINOSA
    Organism Taxid: 208964
    Strain: PAO1

 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
1EDO2Ligand/Ion1,2-ETHANEDIOL
2HEM1Ligand/IonPROTOPORPHYRIN IX CONTAINING FE
3PPI1Ligand/IonPROPANOIC ACID

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREMET A:8 , GLY A:12 , ALA A:16 , PHE A:28 , ILE A:35 , LYS A:38 , PHE A:39 , THR A:42 , GLN A:47 , LEU A:58 , LEU A:73 , SER A:76 , HIS A:77 , LEU A:82 , ILE A:84 , TYR A:89 , TRP A:92 , PPI A:302 , EDO A:303 , HOH A:307 , HOH A:308 , HOH A:346 , HOH A:460 , HOH A:576BINDING SITE FOR RESIDUE HEM A 301
2AC2SOFTWAREPHE A:24 , TYR A:25 , PHE A:28 , PHE A:39 , GLN A:47 , TRP A:92 , HEM A:301BINDING SITE FOR RESIDUE PPI A 302
3AC3SOFTWARETYR A:11 , LYS A:38 , THR A:41 , ARG A:52 , MET A:56 , HEM A:301 , HOH A:305 , HOH A:413 , HOH A:569BINDING SITE FOR RESIDUE EDO A 303
4AC4SOFTWAREASP A:22 , TYR A:25 , MET A:44 , LYS A:48 , HOH A:374 , HOH A:534BINDING SITE FOR RESIDUE EDO A 304

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1TU9)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1TU9)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1TU9)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1TU9)

(-) Exons   (0, 0)

(no "Exon" information available for 1TU9)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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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:131
 aligned with Q9HX49_PSEAE | Q9HX49 from UniProtKB/TrEMBL  Length:130

    Alignment length:131
                                                                                                                                                          130  
                                    11        21        31        41        51        61        71        81        91       101       111       121        |- 
         Q9HX49_PSEAE     2 NAADRVMQSYGRCCASTGFFDDFYRHFLASSPQIRAKFATTDMTAQKHLLRAGIMNLVMYARGMSDSKLRALGASHSRAALDIRPELYDLWLDALLMAVAEHDRDCDAETRDAWRDVMGRGIAVIKSYY--   -
               SCOP domains d1tu9a_ A: Hypothetical protein PA3967                                                                                              SCOP domains
               CATH domains 1tu9A00 A:2-132 Globins                                                                                                             CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhh.........hhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1tu9 A   2 NAADRVMQSYGRCCASTGFFDDFYRHFLASSPQIRAKFATTDMTAQKHLLRAGIMNLVMYARGMSDSKLRALGASHSRAALDIRPELYDLWLDALLMAVAEHDRDCDAETRDAWRDVMGRGIAVIKSYYGS 132
                                    11        21        31        41        51        61        71        81        91       101       111       121       131
   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  (1, 1)

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

(-) CATH Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1TU9)

(-) Gene Ontology  (3, 3)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q9HX49_PSEAE | Q9HX49)
molecular function
    GO:0020037    heme binding    Interacting selectively and non-covalently with heme, any compound of iron complexed in a porphyrin (tetrapyrrole) ring.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0019825    oxygen binding    Interacting selectively and non-covalently with oxygen (O2).

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