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(-) Description

Title :  CRYSTAL STRUCTURE OF ESCHERICHIA COLI MOBB.
 
Authors :  S. E. Rangarajan, A. Tocilj, Y. Li, P. Iannuzzi, A. Matte, M. Cygler, Montreal-Kingston Bacterial Structural Genomics Initiative (Bsgi)
Date :  12 May 03  (Deposition) - 20 May 03  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.80
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Crystal Structure, Molybdopterin Cofactor Biosynthesis, Mobb, Montreal-Kingston Bacterial Structural Genomics Initiative, Bsgi, Structural Genomics, Biosynthetic Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. E. Rangarajan, A. Tocilj, Y. Li, P. Iannuzzi, A. Matte, M. Cygler
Molecules Of Escherichia Coli Mobb Assemble Into Densely Packed Hollow Cylinders In A Crystal Lattice With 75% Solvent Content.
Acta Crystallogr. , Sect. D V. 59 2348 2003
PubMed-ID: 14646116  |  Reference-DOI: 10.1107/S090744490301967X
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - MOLYBDOPTERIN-GUANINE DINUCLEOTIDE BIOSYNTHESIS PROTEIN B
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET15B
    Expression System Strain: DL41
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: MOBB
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 562

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 12)

Asymmetric/Biological Unit (2, 12)
No.NameCountTypeFull Name
1MSE10Mod. Amino AcidSELENOMETHIONINE
2SO42Ligand/IonSULFATE ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETRP A:10 , GLY A:12 , THR A:13 , GLY A:14 , LYS A:15 , THR A:16BINDING SITE FOR RESIDUE SO4 A 171
2AC2SOFTWARETHR B:13 , LYS B:15 , THR B:16BINDING SITE FOR RESIDUE SO4 B 171

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1P9N)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1P9N)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1P9N)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1P9N)

(-) Exons   (0, 0)

(no "Exon" information available for 1P9N)

(-) 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:162
 aligned with MOBB_ECOLI | P32125 from UniProtKB/Swiss-Prot  Length:175

    Alignment length:169
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165         
           MOBB_ECOLI     6 MIPLLAFAAWSGTGKTTLLKKLIPALCARGIRPGLIKHTHHDMDVDKPGKDSYELRKAGAAQTIVASQQRWALMTETPDEEELDLQFLASRMDTSKLDLILVEGFKHEEIAKIVLFRDGAGHRPEELVIDRHVIAVASDVPLNLDVALLDINDVEGLADFVVEWMQKQN 174
               SCOP domains d1p9na_ A: Molybdopterin-guanine dinucleoti       de biosynthesis protein MobB                                                                                            SCOP domains
               CATH domains -1p9nA01 A:2-42,A:81-169                  --------------------------------------1p9nA01 A:2-42,A:81-169 P-loop containing nucleotide triphosphate hydrolases              CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeee......hhhhhhhhhhhhhhhh...eeeeee.....-------..hhhhhh...eeeee...eeeeeee.......hhhhhhhh.......eeeee.......eeeee.......hhhhh.....eeeeee.........eee..hhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1p9n A   1 mIPLLAFAAWSGTGKTTLLKKLIPALCARGIRPGLIKHTHHDm-------DSYELRKAGAAQTIVASQQRWALmTETPDEEELDLQFLASRmDTSKLDLILVEGFKHEEIAKIVLFRDGAGHRPEELVIDRHVIAVASDVPLNLDVALLDINDVEGLADFVVEWmQKQN 169
                            |       10        20        30        40  |      -|       60        70   |    80        90 |     100       110       120       130       140       150       160    |    
                            |                                        43-MSE  51                     74-MSE            92-MSE                                                                  165-MSE
                            1-MSE                                                                                                                                                                    


Chain B from PDB  Type:PROTEIN  Length:162
 aligned with MOBB_ECOLI | P32125 from UniProtKB/Swiss-Prot  Length:175

    Alignment length:169
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165         
           MOBB_ECOLI     6 MIPLLAFAAWSGTGKTTLLKKLIPALCARGIRPGLIKHTHHDMDVDKPGKDSYELRKAGAAQTIVASQQRWALMTETPDEEELDLQFLASRMDTSKLDLILVEGFKHEEIAKIVLFRDGAGHRPEELVIDRHVIAVASDVPLNLDVALLDINDVEGLADFVVEWMQKQN 174
               SCOP domains d1p9nb_ B: Molybdopterin-guanine dinucleoti       de biosynthesis protein MobB                                                                                            SCOP domains
               CATH domains -1p9nB01 B:2-42,B:81-169                  --------------------------------------1p9nB01 B:2-42,B:81-169 P-loop containing nucleotide triphosphate hydrolases              CATH domains
           Pfam domains (1) --MobB-1p9nB01 B:3-152                                                                                                                                  ----------------- Pfam domains (1)
           Pfam domains (2) --MobB-1p9nB02 B:3-152                                                                                                                                  ----------------- Pfam domains (2)
         Sec.struct. author ...eee.......hhhhhhhhhhhhhhhh...eeeeee.....-------.hhhhhhh...eeeee...eeeeeee.......hhhhhhhh.hhhhh.eeeee................................eee.........eee..hhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1p9n B   1 mIPLLAFAAWSGTGKTTLLKKLIPALCARGIRPGLIKHTHHDm-------DSYELRKAGAAQTIVASQQRWALmTETPDEEELDLQFLASRmDTSKLDLILVEGFKHEEIAKIVLFRDGAGHRPEELVIDRHVIAVASDVPLNLDVALLDINDVEGLADFVVEWmQKQN 169
                            |       10        20        30        40  |      -|       60        70   |    80        90 |     100       110       120       130       140       150       160    |    
                            |                                        43-MSE  51                     74-MSE            92-MSE                                                                  165-MSE
                            1-MSE
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
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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, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Clan: P-loop_NTPase (1112)

(-) Gene Ontology  (4, 4)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (MOBB_ECOLI | P32125)
molecular function
    GO:0005525    GTP binding    Interacting selectively and non-covalently with GTP, guanosine triphosphate.
    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).
biological process
    GO:0006777    Mo-molybdopterin cofactor biosynthetic process    The chemical reactions and pathways resulting in the formation of the Mo-molybdopterin cofactor, essential for the catalytic activity of some enzymes. The cofactor consists of a mononuclear molybdenum (Mo) ion coordinated by one or two molybdopterin ligands.

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  1p9n
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 Related Entries

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UniProtKB/Swiss-Prot
        MOBB_ECOLI | P32125: 1np6

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