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(-) Description

Title :  CRYSTAL STRUCTURE OF MJ0109 GENE PRODUCT INOSITOL MONOPHOSPHATASE-FRUCTOSE 1,6 BISPHOSPHATASE
 
Authors :  K. A. Johnson, L. Chen, H. Yang, M. F. Roberts, B. Stec
Date :  06 Oct 00  (Deposition) - 14 Mar 01  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.40
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Homodimer, Complexed With Mn2+, Inositol, And Phosphate, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  K. A. Johnson, L. Chen, H. Yang, M. F. Roberts, B. Stec
Crystal Structure And Catalytic Mechanism Of The Mj0109 Gene Product: A Bifunctional Enzyme With Inositol Monophosphatase And Fructose 1, 6-Bisphosphatase Activities.
Biochemistry V. 40 618 2001
PubMed-ID: 11170378  |  Reference-DOI: 10.1021/BI0016422
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - INOSITOL MONOPHOSPHATASE
    Chains: A, B
    EC Number: 3.1.3.25
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET23A+
    Expression System Taxid: 562
    Organism Scientific: METHANOCALDOCOCCUS JANNASCHII
    Organism Taxid: 2190
    Synonym: MJ0109 GENE PRODUCT

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 10)

Asymmetric/Biological Unit (3, 10)
No.NameCountTypeFull Name
1INS2Ligand/Ion1,2,3,4,5,6-HEXAHYDROXY-CYCLOHEXANE
2MN6Ligand/IonMANGANESE (II) ION
3PO42Ligand/IonPHOSPHATE ION

(-) Sites  (10, 10)

Asymmetric Unit (10, 10)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREASP A:81 , ASP A:84 , ASP A:201 , MN A:291 , PO4 A:293BINDING SITE FOR RESIDUE MN A 290
02AC2SOFTWAREGLU A:65 , ASP A:81 , ILE A:83 , MN A:290 , PO4 A:293 , HOH A:635BINDING SITE FOR RESIDUE MN A 291
03AC3SOFTWAREASP A:38 , GLU A:65 , PO4 A:293 , HOH A:634BINDING SITE FOR RESIDUE MN A 292
04AC4SOFTWAREGLU A:65 , ASP A:81 , ILE A:83 , ASP A:84 , GLY A:85 , SER A:86 , ARG A:198 , ASP A:201 , MN A:290 , MN A:291 , MN A:292 , HOH A:634BINDING SITE FOR RESIDUE PO4 A 293
05AC5SOFTWAREGLU B:365 , ASP B:381 , ILE B:383 , PO4 B:593 , HOH B:644BINDING SITE FOR RESIDUE MN B 590
06AC6SOFTWAREGLU B:365 , ASP B:381 , ASP B:384 , ASP B:501 , PO4 B:593 , HOH B:629BINDING SITE FOR RESIDUE MN B 591
07AC7SOFTWAREASP B:338 , GLU B:365 , ARG B:498 , PO4 B:593 , HOH B:645BINDING SITE FOR RESIDUE MN B 592
08AC8SOFTWAREGLU B:365 , ASP B:381 , ILE B:383 , ASP B:384 , GLY B:385 , SER B:386 , ARG B:498 , MN B:590 , MN B:591 , MN B:592 , HOH B:645BINDING SITE FOR RESIDUE PO4 B 593
09AC9SOFTWAREGLY A:173 , LYS B:467 , ARG B:468 , VAL B:469 , ARG B:470BINDING SITE FOR RESIDUE INS B 294
10BC1SOFTWAREARG A:168 , ARG A:170 , TYR B:452BINDING SITE FOR RESIDUE INS A 594

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1G0I)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1G0I)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1G0I)

(-) PROSITE Motifs  (2, 4)

Asymmetric/Biological Unit (2, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1IMP_1PS00629 Inositol monophosphatase family signature 1.BSUHB_METJA78-91
 		  2A:78-91
B:378-391
2IMP_2PS00630 Inositol monophosphatase family signature 2.BSUHB_METJA200-214
 		  2A:200-214
B:500-514

(-) Exons   (0, 0)

(no "Exon" information available for 1G0I)

(-) 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:252
 aligned with BSUHB_METJA | Q57573 from UniProtKB/Swiss-Prot  Length:252

    Alignment length:252
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250  
          BSUHB_METJA     1 MKWDEIGKNIAKEIEKEILPYFGRKDKSYVVGTSPSGDETEIFDKISEDIALKYLKSLNVNIVSEELGVIDNSSEWTVVIDPIDGSFNFINGIPFFAFCFGVFKNNEPYYGLTYEFLTKSFYEAYKGKGAYLNGRKIKVKDFNPNNIVISYYPSKKIDLEKLRNKVKRVRIFGAFGLEMCYVAKGTLDAVFDVRPKVRAVDIASSYIICKEAGALITDENGDELKFDLNATDRLNIIVANSKEMLDIILDLL 252
               SCOP domains d1g0ia_ A: Archaeal inositol monophosphatase/fructose-1,6-bisphosphatase                                                                                                                                                                                     SCOP domains
               CATH domains 1g0iA01 A:1-137 Fructose-1,6-Bisphosphatase, subunit A, domain 1                                                                         1g0iA02 A:138-252  [code=3.40.190.80, no name defined]                                                              CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhh............eeee.....eeehhhhhhhhhhhhhh.....eeee...eee.....eeeeeeeeehhhhhhh.....eeeeeeee..eeeeeeeee....eeeeee...eeee..ee......hhhhh.eeee.....hhhhhhhhh.......hhhhhhhhh......eeee.....hhhhhhhhhhhhhhh........................eee.hhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -----------------------------------------------------------------------------IMP_1         ------------------------------------------------------------------------------------------------------------IMP_2          -------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1g0i A   1 MKWDEIGKNIAKEIEKEILPYFGRKDKSYVVGTSPSGDETEIFDKISEDIALKYLKSLNVNIVSEELGVIDNSSEWTVVIDPIDGSFNFINGIPFFAFCFGVFKNNEPYYGLTYEFLTKSFYEAYKGKGAYLNGRKIKVKDFNPNNIVISYYPSKKIDLEKLRNKVKRVRIFGAFGLEMCYVAKGTLDAVFDVRPKVRAVDIASSYIICKEAGALITDENGDELKFDLNATDRLNIIVANSKEMLDIILDLL 252
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250  


Chain B from PDB  Type:PROTEIN  Length:252
 aligned with BSUHB_METJA | Q57573 from UniProtKB/Swiss-Prot  Length:252

    Alignment length:252
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250  
          BSUHB_METJA     1 MKWDEIGKNIAKEIEKEILPYFGRKDKSYVVGTSPSGDETEIFDKISEDIALKYLKSLNVNIVSEELGVIDNSSEWTVVIDPIDGSFNFINGIPFFAFCFGVFKNNEPYYGLTYEFLTKSFYEAYKGKGAYLNGRKIKVKDFNPNNIVISYYPSKKIDLEKLRNKVKRVRIFGAFGLEMCYVAKGTLDAVFDVRPKVRAVDIASSYIICKEAGALITDENGDELKFDLNATDRLNIIVANSKEMLDIILDLL 252
               SCOP domains d1g0ib_ B: Archaeal inositol monophosphatase/fructose-1,6-bisphosphatase                                                                                                                                                                                     SCOP domains
               CATH domains 1g0iB01 B:301-437 Fructose-1,6-Bisphosphatase, subunit A, domain 1                                                                       1g0iB02 B:438-552  [code=3.40.190.80, no name defined]                                                              CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhh..........eeee.....eeehhhhhhhhhhhhhhh....eeee...eee.....eeeeee...hhhhhhh......eeeeeee...eeeeeeee....eeeeee....eee..ee.....................hhhhhhhhh.......hhhhhhhhhhh....eeee.....hhhhhhhhhhhhhh...eee..................eeee.hhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -----------------------------------------------------------------------------IMP_1         ------------------------------------------------------------------------------------------------------------IMP_2          -------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1g0i B 301 MKWDEIGKNIAKEIEKEILPYFGRKDKSYVVGTSPSGDETEIFDKISEDIALKYLKSLNVNIVSEELGVIDNSSEWTVVIDPIDGSFNFINGIPFFAFCFGVFKNNEPYYGLTYEFLTKSFYEAYKGKGAYLNGRKIKVKDFNPNNIVISYYPSKKIDLEKLRNKVKRVRIFGAFGLEMCYVAKGTLDAVFDVRPKVRAVDIASSYIICKEAGALITDENGDELKFDLNATDRLNIIVANSKEMLDIILDLL 552
                                   310       320       330       340       350       360       370       380       390       400       410       420       430       440       450       460       470       480       490       500       510       520       530       540       550
   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
(-)
Class: Multi-domain proteins (alpha and beta) (2421)

(-) CATH Domains  (2, 4)

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

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1G0I)

(-) Gene Ontology  (14, 14)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (BSUHB_METJA | Q57573)
molecular function
    GO:0042132    fructose 1,6-bisphosphate 1-phosphatase activity    Catalysis of the reaction: D-fructose 1,6-bisphosphate + H2O = D-fructose 6-phosphate + phosphate.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0008934    inositol monophosphate 1-phosphatase activity    Catalysis of the reaction: myo-inositol 1-phosphate + H2O = myo-inositol + phosphate.
    GO:0052832    inositol monophosphate 3-phosphatase activity    Catalysis of the reaction: myo-inositol 3-phosphate + H2O = myo-inositol + phosphate.
    GO:0052833    inositol monophosphate 4-phosphatase activity    Catalysis of the reaction: myo-inositol 4-phosphate + H2O = myo-inositol + phosphate.
    GO:0052834    inositol monophosphate phosphatase activity    Catalysis of the reaction: myo-inositol phosphate + H2O = myo-inositol + phosphate.
    GO:0000287    magnesium ion binding    Interacting selectively and non-covalently with magnesium (Mg) ions.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0016791    phosphatase activity    Catalysis of the hydrolysis of phosphoric monoesters, releasing inorganic phosphate.
biological process
    GO:0005975    carbohydrate metabolic process    The chemical reactions and pathways involving carbohydrates, any of a group of organic compounds based of the general formula Cx(H2O)y. Includes the formation of carbohydrate derivatives by the addition of a carbohydrate residue to another molecule.
    GO:0016311    dephosphorylation    The process of removing one or more phosphoric (ester or anhydride) residues from a molecule.
    GO:0006094    gluconeogenesis    The formation of glucose from noncarbohydrate precursors, such as pyruvate, amino acids and glycerol.
    GO:0046854    phosphatidylinositol phosphorylation    The process of introducing one or more phosphate groups into a phosphatidylinositol, any glycerophosphoinositol having one phosphatidyl group esterified to one of the hydroxy groups of inositol.
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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 Related Entries

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

UniProtKB/Swiss-Prot
        BSUHB_METJA | Q57573: 1dk4 1g0h

(-) Related Entries Specified in the PDB File

1dk4 MJ0109 IN COMPLEX WITH ZN
1g0h MJ0109 IN COMPLEX WITH CA AND IPD (D-MYO-INOSITOL-1- PHOSPHATE)