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(-) Description

Title :  CRYSTAL STRUCTURE OF ESCHERICHIA COLI PERIPLASMIC GLUCOSE-1-PHOSPHATASE H18A MUTANT COMPLEXED WITH GLUCOSE-1-PHOSPHATE
 
Authors :  D. C. Lee, M. A. Cottrill, C. W. Forsberg, Z. Jia, Montreal-Kingston Bacterial Structural Genomics Initiative (Bsgi)
Date :  28 Jan 03  (Deposition) - 13 Jan 04  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.40
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Alpha Domain, Alpha-Beta Domain, Occluded Active Site, Enzyme-Substrate Complex, Montreal-Kingston Bacterial Structural Genomics Initiative, Bsgi, Structural Genomics, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  D. C. Lee, M. A. Cottrill, C. W. Forsberg, Z. Jia
Functional Insights Revealed By The Crystal Structures Of Escherichia Coli Glucose-1-Phosphatase.
J. Biol. Chem. V. 278 31412 2003
PubMed-ID: 12782623  |  Reference-DOI: 10.1074/JBC.M213154200
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - GLUCOSE-1-PHOSPHATASE
    ChainsA, B
    EC Number3.1.3.10
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPBR322
    Expression System StrainSBS1572
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneAGP OR B1002
    MutationYES
    Organism ScientificESCHERICHIA COLI
    Organism Taxid562
    SynonymG1PASE

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (1x)A 
Biological Unit 2 (1x) B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 2)

Asymmetric Unit (1, 2)
No.NameCountTypeFull Name
1G1P2Ligand/IonALPHA-D-GLUCOSE-1-PHOSPHATE
Biological Unit 1 (1, 1)
No.NameCountTypeFull Name
1G1P1Ligand/IonALPHA-D-GLUCOSE-1-PHOSPHATE
Biological Unit 2 (1, 1)
No.NameCountTypeFull Name
1G1P1Ligand/IonALPHA-D-GLUCOSE-1-PHOSPHATE

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:17 , ARG A:21 , ARG A:94 , GLU A:196 , HIS A:289 , ASP A:290 , SER A:291 , HOH A:3102 , HOH A:3181BINDING SITE FOR RESIDUE G1P A 2000
2AC2SOFTWAREARG B:1017 , ARG B:1021 , ARG B:1094 , GLU B:1196 , HIS B:1289 , ASP B:1290 , SER B:1291 , HOH B:3210 , HOH B:3211BINDING SITE FOR RESIDUE G1P B 2001

(-) SS Bonds  (6, 6)

Asymmetric Unit
No.Residues
1A:79 -A:110
2A:174 -A:180
3A:369 -A:377
4B:1079 -B:1110
5B:1174 -B:1180
6B:1369 -B:1377

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1NT4)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1NT4)

(-) PROSITE Motifs  (2, 4)

Asymmetric Unit (2, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HIS_ACID_PHOSPHAT_1PS00616 Histidine acid phosphatases phosphohistidine signature.AGP_ECOLI31-45
 
  2A:9-23
B:1009-1023
2HIS_ACID_PHOSPHAT_2PS00778 Histidine acid phosphatases active site signature.AGP_ECOLI305-321
 
  2A:283-299
B:1283-1299
Biological Unit 1 (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HIS_ACID_PHOSPHAT_1PS00616 Histidine acid phosphatases phosphohistidine signature.AGP_ECOLI31-45
 
  1A:9-23
-
2HIS_ACID_PHOSPHAT_2PS00778 Histidine acid phosphatases active site signature.AGP_ECOLI305-321
 
  1A:283-299
-
Biological Unit 2 (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HIS_ACID_PHOSPHAT_1PS00616 Histidine acid phosphatases phosphohistidine signature.AGP_ECOLI31-45
 
  1-
B:1009-1023
2HIS_ACID_PHOSPHAT_2PS00778 Histidine acid phosphatases active site signature.AGP_ECOLI305-321
 
  1-
B:1283-1299

(-) Exons   (0, 0)

(no "Exon" information available for 1NT4)

(-) Sequences/Alignments

Asymmetric 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:391
 aligned with AGP_ECOLI | P19926 from UniProtKB/Swiss-Prot  Length:413

    Alignment length:391
                                    32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322       332       342       352       362       372       382       392       402       412 
           AGP_ECOLI     23 QTVPEGYQLQQVLMMSRHNLRAPLANNGSVLEQSTPNKWPEWDVPGGQLTTKGGVLEVYMGHYMREWLAEQGMVKSGECPPPYTVYAYANSLQRTVATAQFFITGAFPGCDIPVHHQEKMGTMDPTFNPVITDDSAAFSEQAVAAMEKELSKLQLTDSYQLLEKIVNYKDSPACKEKQQCSLVDGKNTFSAKYQQEPGVSGPLKVGNSLVDAFTLQYYEGFPMDQVAWGEIKSDQQWKVLSKLKNGYQDSLFTSPEVARNVAKPLVSYIDKALVTDRTSAPKITVLVGHDSNIASLLTALDFKPYQLHDQNERTPIGGKIVFQRWHDSKANRDLMKIEYVYQSAEQLRNADALTLQAPAQRVTLELSGCPIDADGFCPMDKFDSVLNEAVK  413
               SCOP domains d1nt4a_ A: Glucose-1-phosphatase                                                                                                                                                                                                                                                                                                                                                                        SCOP domains
               CATH domains 1nt4A01              1nt4A02 A:22-48,A:133-252  1nt4A01 A:1-21,A:49-132,A:253-391 Phosphoglycerate mutase-like                      1nt4A02 A:22-48,A:133-252 Phosphoglycerate mutase-like                                                                  1nt4A01 A:1-21,A:49-132,A:253-391 Phosphoglycerate mutase-like                                                                              CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeeeeeeee.......hhhhhhhhhhh...............hhhhhhhhhhhhhhhhhhhhhh.............eeeee..hhhhhhhhhhhhhhhh......ee....................hhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhh................eee.......eeehhhhhhhhhhhhhhhhhhh.....hhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.........eeeee.hhhhhhhhhhhh..................eeeeeeeee....eeeeeeeeee.hhhhhhhh.........eeee.............eehhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------HIS_ACID_PHOSPH-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HIS_ACID_PHOSPHAT-------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                1nt4 A    1 QTVPEGYQLQQVLMMSRANLRAPLANNGSVLEQSTPNKWPEWDVPGGQLTTKGGVLEVYMGHYMREWLAEQGMVKSGECPPPYTVYAYANSLQRTVATAQFFITGAFPGCDIPVHHQEKMGTMDPTFNPVITDDSAAFSEQAVAAMEKELSKLQLTDSYQLLEKIVNYKDSPACKEKQQCSLVDGKNTFSAKYQQEPGVSGPLKVGNSLVDAFTLQYYEGFPMDQVAWGEIKSDQQWKVLSKLKNGYQDSLFTSPEVARNVAKPLVSYIDKALVTDRTSAPKITVLVGHDSNIASLLTALDFKPYQLHDQNERTPIGGKIVFQRWHDSKANRDLMKIEYVYQSAEQLRNADALTLQAPAQRVTLELSGCPIDADGFCPMDKFDSVLNEAVK  391
                                    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       260       270       280       290       300       310       320       330       340       350       360       370       380       390 

Chain B from PDB  Type:PROTEIN  Length:391
 aligned with AGP_ECOLI | P19926 from UniProtKB/Swiss-Prot  Length:413

    Alignment length:391
                                    32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322       332       342       352       362       372       382       392       402       412 
           AGP_ECOLI     23 QTVPEGYQLQQVLMMSRHNLRAPLANNGSVLEQSTPNKWPEWDVPGGQLTTKGGVLEVYMGHYMREWLAEQGMVKSGECPPPYTVYAYANSLQRTVATAQFFITGAFPGCDIPVHHQEKMGTMDPTFNPVITDDSAAFSEQAVAAMEKELSKLQLTDSYQLLEKIVNYKDSPACKEKQQCSLVDGKNTFSAKYQQEPGVSGPLKVGNSLVDAFTLQYYEGFPMDQVAWGEIKSDQQWKVLSKLKNGYQDSLFTSPEVARNVAKPLVSYIDKALVTDRTSAPKITVLVGHDSNIASLLTALDFKPYQLHDQNERTPIGGKIVFQRWHDSKANRDLMKIEYVYQSAEQLRNADALTLQAPAQRVTLELSGCPIDADGFCPMDKFDSVLNEAVK  413
               SCOP domains d1nt4b_ B: Glucose-1-phosphatase                                                                                                                                                                                                                                                                                                                                                                        SCOP domains
               CATH domains 1nt4B01              1nt4B02                    1nt4B01 B:1001-1021,B:1049-1132,B:1253-1391 Phosphoglycerate mutase-like            1nt4B02 B:1022-1048,B:1133-1252 Phosphoglycerate mutase-like                                                            1nt4B01 B:1001-1021,B:1049-1132,B:1253-1391 Phosphoglycerate mutase-like                                                                    CATH domains
           Pfam domains (1) -------His_Phos_2-1nt4B01 B:1008-1342                                                                                                                                                                                                                                                                                                                 ------------------------------------------------- Pfam domains (1)
           Pfam domains (2) -------His_Phos_2-1nt4B02 B:1008-1342                                                                                                                                                                                                                                                                                                                 ------------------------------------------------- Pfam domains (2)
         Sec.struct. author ........eeeeeeeee......hhhhhhhhhhh...............hhhhhhhhhhhhhhhhhhhhhh.............eee....hhhhhhhhhhhhhhhh............................hhhhhhhhhhhhhhhh.....hhhhhhhhhhh....................ee.........eehhhhhhhhhhhhhhhhhhhh.hhhhhhhhh.....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........eeeeeehhhhhhhhhhhh..................eeeeeeeee....eeeeeeeeee.hhhhhhh..........eeee.............eehhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------HIS_ACID_PHOSPH-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HIS_ACID_PHOSPHAT-------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                1nt4 B 1001 QTVPEGYQLQQVLMMSRANLRAPLANNGSVLEQSTPNKWPEWDVPGGQLTTKGGVLEVYMGHYMREWLAEQGMVKSGECPPPYTVYAYANSLQRTVATAQFFITGAFPGCDIPVHHQEKMGTMDPTFNPVITDDSAAFSEQAVAAMEKELSKLQLTDSYQLLEKIVNYKDSPACKEKQQCSLVDGKNTFSAKYQQEPGVSGPLKVGNSLVDAFTLQYYEGFPMDQVAWGEIKSDQQWKVLSKLKNGYQDSLFTSPEVARNVAKPLVSYIDKALVTDRTSAPKITVLVGHDSNIASLLTALDFKPYQLHDQNERTPIGGKIVFQRWHDSKANRDLMKIEYVYQSAEQLRNADALTLQAPAQRVTLELSGCPIDADGFCPMDKFDSVLNEAVK 1391
                                  1010      1020      1030      1040      1050      1060      1070      1080      1090      1100      1110      1120      1130      1140      1150      1160      1170      1180      1190      1200      1210      1220      1230      1240      1250      1260      1270      1280      1290      1300      1310      1320      1330      1340      1350      1360      1370      1380      1390 

   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 Unit

(-) CATH Domains  (1, 4)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)
1a1nt4A01A:1-21,A:49-132,A:253-391
1b1nt4B01B:1001-1021,B:1049-1132,B:1253-1391
1c1nt4A02A:22-48,A:133-252
1d1nt4B02B:1022-1048,B:1133-1252

(-) Pfam Domains  (1, 2)

Asymmetric Unit
(-)
Clan: PGM (50)

(-) Gene Ontology  (8, 8)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (AGP_ECOLI | P19926)
molecular function
    GO:0016158    3-phytase activity    Catalysis of the reaction: myo-inositol hexakisphosphate + H2O = D-myo-inositol 1,2,4,5,6-pentakisphosphate + phosphate.
    GO:0003993    acid phosphatase activity    Catalysis of the reaction: an orthophosphoric monoester + H2O = an alcohol + phosphate, with an acid pH optimum.
    GO:0008877    glucose-1-phosphatase activity    Catalysis of the reaction: alpha-D-glucose 1-phosphate + H2O = D-glucose + 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.
biological process
    GO:0016311    dephosphorylation    The process of removing one or more phosphoric (ester or anhydride) residues from a molecule.
    GO:0006007    glucose catabolic process    The chemical reactions and pathways resulting in the breakdown of glucose, the aldohexose gluco-hexose.
cellular component
    GO:0030288    outer membrane-bounded periplasmic space    The region between the inner (cytoplasmic or plasma) membrane and outer membrane of organisms with two membranes such as Gram negative bacteria. These periplasmic spaces are relatively thick and contain a thin peptidoglycan layer (PGL), also referred to as a thin cell wall.
    GO:0042597    periplasmic space    The region between the inner (cytoplasmic) and outer membrane (Gram-negative Bacteria) or cytoplasmic membrane and cell wall (Fungi and Gram-positive Bacteria).

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