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(-) Description

Title :  TRI-IODIDE DERIVATIVE OF XYLOSE ISOMERASE FROM STREPTOMYCES RUBIGINOSUS
 
Authors :  G. Evans, G. Bricogne
Date :  13 Mar 02  (Deposition) - 06 Jun 02  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.55
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (4x)
Keywords :  Isomerase, Pentose Shunt, Xylose Metabolism, Magnesium (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  G. Evans, G. Bricogne
Triiodide Derivatization And Combinatorial Counter-Ion Replacement: Two Methods For Enhancing Phasing Signal Using Laboratory Cu Kalpha X-Ray Equipment
Acta Crystallogr. , Sect. D V. 58 976 2002
PubMed-ID: 12037300  |  Reference-DOI: 10.1107/S0907444902005486

(-) Compounds

Molecule 1 - XYLOSE ISOMERASE
    ChainsA
    EC Number5.3.1.5
    Organism ScientificSTREPTOMYCES RUBIGINOSUS
    Organism Taxid1929

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit A
Biological Unit 1 (4x)A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 33)

Asymmetric Unit (3, 33)
No.NameCountTypeFull Name
1CA2Ligand/IonCALCIUM ION
2IOD29Ligand/IonIODIDE ION
3LXC2Ligand/IonBETA-L-XYLOPYRANOSE
Biological Unit 1 (2, 124)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2IOD116Ligand/IonIODIDE ION
3LXC8Ligand/IonBETA-L-XYLOPYRANOSE

(-) Sites  (32, 32)

Asymmetric Unit (32, 32)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREASP A:295 , ALA A:332 , ARG A:334 , ARG A:368 , GLY A:369 , ALA A:371 , HOH A:2270 , HOH A:2275 , HOH A:2342 , HOH A:2343BINDING SITE FOR RESIDUE LXC A1389
02AC2SOFTWAREPHE A:26 , HIS A:54 , TRP A:137 , GLU A:181 , GLU A:217 , HIS A:220 , ASP A:245 , ASP A:287 , CA A:1387 , HOH A:2245 , HOH A:2265 , HOH A:2344 , HOH A:2345 , HOH A:2346 , HOH A:2347BINDING SITE FOR RESIDUE LXC A1390
03AC3SOFTWAREGLU A:181 , GLU A:217 , ASP A:245 , ASP A:287 , LXC A:1390BINDING SITE FOR RESIDUE CA A1387
04AC4SOFTWAREGLU A:217 , HIS A:220 , ASP A:255 , ASP A:257 , HOH A:2243 , HOH A:2245BINDING SITE FOR RESIDUE CA A1388
05AC5SOFTWAREHIS A:49 , IOD A:1392BINDING SITE FOR RESIDUE IOD A1391
06AC6SOFTWAREIOD A:1391 , IOD A:1393BINDING SITE FOR RESIDUE IOD A1392
07AC7SOFTWAREIOD A:1392 , IOD A:1394BINDING SITE FOR RESIDUE IOD A1393
08AC8SOFTWAREGLU A:132 , IOD A:1393BINDING SITE FOR RESIDUE IOD A1394
09AC9SOFTWAREALA A:201 , GLN A:234 , IOD A:1396BINDING SITE FOR RESIDUE IOD A1395
10BC1SOFTWAREGLU A:204 , ALA A:238 , IOD A:1395 , IOD A:1397BINDING SITE FOR RESIDUE IOD A1396
11BC2SOFTWARELEU A:200 , GLU A:204 , LYS A:240 , IOD A:1396 , IOD A:1398BINDING SITE FOR RESIDUE IOD A1397
12BC3SOFTWAREGLU A:204 , IOD A:1397 , IOD A:1399BINDING SITE FOR RESIDUE IOD A1398
13BC4SOFTWAREGLU A:204 , PRO A:209 , LYS A:240 , IOD A:1398BINDING SITE FOR RESIDUE IOD A1399
14BC5SOFTWAREMET A:158 , IOD A:1401 , HOH A:2163BINDING SITE FOR RESIDUE IOD A1400
15BC6SOFTWAREPHE A:104 , IOD A:1400 , IOD A:1402 , IOD A:1404BINDING SITE FOR RESIDUE IOD A1401
16BC7SOFTWAREALA A:136 , TRP A:137 , IOD A:1401 , HOH A:2104 , HOH A:2161 , HOH A:2162BINDING SITE FOR RESIDUE IOD A1402
17BC8SOFTWARETHR A:119 , LEU A:165 , HOH A:2104BINDING SITE FOR RESIDUE IOD A1403
18BC9SOFTWARELEU A:93 , GLY A:103 , PHE A:104 , GLU A:141 , IOD A:1401BINDING SITE FOR RESIDUE IOD A1404
19CC1SOFTWAREPRO A:25 , IOD A:1406BINDING SITE FOR RESIDUE IOD A1405
20CC2SOFTWAREPRO A:25 , GLU A:186 , TYR A:254 , IOD A:1405 , HOH A:2205BINDING SITE FOR RESIDUE IOD A1406
21CC3SOFTWAREGLY A:239 , LYS A:240 , LEU A:241 , HOH A:2229 , HOH A:2233BINDING SITE FOR RESIDUE IOD A1407
22CC4SOFTWAREIOD A:1409BINDING SITE FOR RESIDUE IOD A1408
23CC5SOFTWAREIOD A:1408 , HOH A:2340BINDING SITE FOR RESIDUE IOD A1409
24CC6SOFTWAREGLN A:41 , IOD A:1412 , IOD A:1419BINDING SITE FOR RESIDUE IOD A1411
25CC7SOFTWAREGLU A:38 , IOD A:1411BINDING SITE FOR RESIDUE IOD A1412
26CC8SOFTWARELEU A:193 , GLN A:234 , HOH A:2093BINDING SITE FOR RESIDUE IOD A1413
27CC9SOFTWAREGLY A:138 , MET A:158 , LEU A:192 , HOH A:2163 , HOH A:2202BINDING SITE FOR RESIDUE IOD A1414
28DC1SOFTWAREGLY A:263 , ARG A:266 , HOH A:2036 , HOH A:2167BINDING SITE FOR RESIDUE IOD A1415
29DC2SOFTWAREHIS A:71 , ARG A:74BINDING SITE FOR RESIDUE IOD A1416
30DC3SOFTWAREASN A:227 , HOH A:2094BINDING SITE FOR RESIDUE IOD A1417
31DC4SOFTWAREALA A:319 , HOH A:2341BINDING SITE FOR RESIDUE IOD A1418
32DC5SOFTWAREIOD A:1411BINDING SITE FOR RESIDUE IOD A1419

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1GW9)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1Glu A:186 -Pro A:187

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1GW9)

(-) PROSITE Motifs  (1, 1)

Asymmetric Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1XYLOSE_ISOMERASEPS51415 Xylose isomerase family profile.XYLA_STRRU4-383  1A:4-383
Biological Unit 1 (1, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1XYLOSE_ISOMERASEPS51415 Xylose isomerase family profile.XYLA_STRRU4-383  4A:4-383

(-) Exons   (0, 0)

(no "Exon" information available for 1GW9)

(-) 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:385
 aligned with XYLA_STRRU | P24300 from UniProtKB/Swiss-Prot  Length:388

    Alignment length:385
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381     
           XYLA_STRRU     2 NYQPTPEDRFTFGLWTVGWQGRDPFGDATRRALDPVESVRRLAELGAHGVTFHDDDLIPFGSSDSEREEHVKRFRQALDDTGMKVPMATTNLFTHPVFKDGGFTANDRDVRRYALRKTIRNIDLAVELGAETYVAWGGREGAESGGAKDVRDALDRMKEAFDLLGEYVTSQGYDIRFAIEPKPNEPRGDILLPTVGHALAFIERLERPELYGVNPEVGHEQMAGLNFPHGIAQALWAGKLFHIDLNGQNGIKYDQDLRFGAGDLRAAFWLVDLLESAGYSGPRHFDFKPPRTEDFDGVWASAAGCMRNYLILKERAAAFRADPEVQEALRASRLDELARPTAADGLQALLDDRSAFEEFDVDAAAARGMAFERLDQLAMDHLLGA 386
               SCOP domains d1gw9a_ A: D-xylose isomerase                                                                                                                                                                                                                                                                                                                                                                     SCOP domains
               CATH domains 1gw9A00 A:2-386 Divalent-metal-dependent TIM barrel enzymes                                                                                                                                                                                                                                                                                                                                       CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....hhhh.eeeehhhhh...............hhhhhhhhhhhhh..eeeeehhhhh....hhhhhhhhhhhhhhhhhhhh....eee.....hhhhh.......hhhhhhhhhhhhhhhhhhhhhh...eeee.....ee.hhhhhhhhhhhhhhhhhhhhhhhhhhhh....eeee.........ee...hhhhhhhhhh...hhh.eee..hhhhhhh...hhhhhhhhhhhh......ee.................hhhhhhhhhhhhhhh.....eee........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhh...hhhhhhhh..hhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --XYLOSE_ISOMERASE  PDB: A:4-383 UniProt: 4-383                                                                                                                                                                                                                                                                                                                                               --- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1gw9 A   2 NYQPTPEDRFTFGLWTVGWQGRDPFGDATRRALDPVESVQRLAELGAHGVTFHDDDLIPFGSSDSEREEHVKRFRQALDDTGMKVPMATTNLFTHPVFKDGGFTANDRDVRRYALRKTIRNIDLAVELGAETYVAWGGREGAESGGAKDVRDALDRMKEAFDLLGEYVTSQGYDIRFAIEPKPNEPRGDILLPTVGHALAFIERLERPELYGVNPEVGHEQMAGLNFPHGIAQALWAGKLFHIDLNGQNGIKYDQDLRFGAGDLRAAFWLVDLLESAGYSGPRHFDFKPPRTEDFDGVWASAAGCMRNYLILKERAAAFRADPEVQEALRASRLDELARPTAADGLQALLDDRSAFEEFDVDAAAARGMAFERLDQLAMDHLLGA 386
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381     

   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, 1)

Asymmetric Unit

(-) CATH Domains  (1, 1)

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

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1GW9)

(-) Gene Ontology  (8, 8)

Asymmetric Unit(hide GO term definitions)
Chain A   (XYLA_STRRU | P24300)
molecular function
    GO:0016853    isomerase activity    Catalysis of the geometric or structural changes within one molecule. Isomerase is the systematic name for any enzyme of EC class 5.
    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:0009045    xylose isomerase activity    Catalysis of the reaction: D-xylose = D-xylulose.
biological process
    GO:0042732    D-xylose metabolic process    The chemical reactions and pathways involving D-xylose, a naturally occurring plant polysaccharide.
    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:0006098    pentose-phosphate shunt    The glucose-6-phosphate catabolic process in which, coupled to NADPH synthesis, glucose-6-P is oxidized with the formation of carbon dioxide (CO2) and ribulose 5-phosphate; ribulose 5-P then enters a series of reactions interconverting sugar phosphates. The pentose phosphate pathway is a major source of reducing equivalents for biosynthesis reactions and is also important for the conversion of hexoses to pentoses.
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
        XYLA_STRRU | P243001mnz 1o1h 1oad 1xib 1xic 1xid 1xie 1xif 1xig 1xih 1xii 1xij 1xis 2g4j 2glk 2gub 2gve 2xis 3cwh 3gnx 3kbj 3kbm 3kbn 3kbs 3kbv 3kbw 3kcj 3kcl 3kco 3n4a 3qys 3qza 3u3h 3xis 4a8i 4a8l 4a8n 4a8r 4duo 4dvo 4e3v 4j4k 4lnc 4qdp 4qdw 4qe1 4qe4 4qe5 4qee 4qeh 4us6 4w4q 4xis 4zb0 4zb2 4zb5 4zbc 5avh 5avn 5i7g 8xia 9xia

(-) Related Entries Specified in the PDB File

1xib D-XYLOSE ISOMERASE (PH 7.4)
1xic D-XYLOSE ISOMERASE COMPLEXED WITH D-XYLOSE (PH 9.0)
1xid D-XYLOSE ISOMERASE COMPLEXED WITH L-ASCORBIC ACID, MN, AND MG (PH 7.4)
1xie D-XYLOSE ISOMERASE COMPLEXED WITH 1,5- DIANHYDROSORBITOL (PH 7.4)
1xif D-XYLOSE ISOMERASE COMPLEXED WITH GLUCOSE, MN, AND MG (PH 8.0)
1xig D-XYLOSE ISOMERASE COMPLEXED WITH XYLITOL, MG, AND MN (PH 7.4)
1xih D-XYLOSE ISOMERASE COMPLEXED WITH D-SORBITOL AND NO ADDED MN (PH 9.0)
1xii D-XYLOSE ISOMERASE COMPLEXED WITH 300MM D- XYLULOSE AND MN (PH 8.0)
1xij D-XYLOSE ISOMERASE COMPLEXED WITH THREONATE AND MN (PH 9.0)
1xis XYLOSE ISOMERASE COMPLEX WITH MNCL2
2xis XYLOSE ISOMERASE COMPLEX WITH XYLITOL
3xis XYLOSE ISOMERASE COMPLEX WITH XYLOSE
4xis XYLOSE ISOMERASE COMPLEX WITH XYLOSE AND MNCL2
8xia D-XYLOSE ISOMERASE COMPLEX WITH D-XYLOSE
9xia D-XYLOSE ISOMERASE COMPLEX WITH INACTIVATOR