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(-) Description

Title :  CRYSTAL STRUCTURE OF A GLYCOSIDE HYDROLASE FAMILY 44 ENDOGLUCANASE PRODUCED BY CLOSTRIDIUM ACETOBUTYLIUM ATCC 824
 
Authors :  C. D. Warner, J. A. Hoy, C. F. Ford, R. B. Honzatko, P. J. Reilly
Date :  05 Aug 09  (Deposition) - 18 Aug 09  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.20
Chains :  Asym./Biol. Unit :  A
Keywords :  Tim-Like Barrel, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  C. D. Warner, J. A. Hoy, T. C. Shilling, M. J. Linnen, N. D. Ginder, C. F. Ford, R. B. Honzatko, P. J. Reilly
Tertiary Structure And Characterization Of A Glycoside Hydrolase Family 44 Endoglucanase From Clostridium Acetobutylicum.
Appl. Environ. Microbiol. V. 76 338 2010
PubMed-ID: 19915043  |  Reference-DOI: 10.1128/AEM.02026-09

(-) Compounds

Molecule 1 - ENDOGLUCANASE A
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET-22B
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Fragment: UNP RESIDUES 34-541(FRAGMENT EXCLUDING SIGNAL PEPTIDE & DOCKERIN DOMAIN)
    Gene: CAC0915, CA_C0915
    Organism Scientific: CLOSTRIDIUM ACETOBUTYLICUM
    Organism Taxid: 272562
    Strain: ATCC 824
    Synonym: ENDO-1,4-BETA-GLUCANASE, CELLULASE A

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (5, 16)

Asymmetric/Biological Unit (5, 16)
No.NameCountTypeFull Name
1ACT4Ligand/IonACETATE ION
2CA1Ligand/IonCALCIUM ION
3CL1Ligand/IonCHLORIDE ION
4GOL9Ligand/IonGLYCEROL
5SO41Ligand/IonSULFATE ION

(-) Sites  (16, 16)

Asymmetric Unit (16, 16)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREGLU A:180 , PRO A:181 , SER A:182 , LEU A:226 , PHE A:227BINDING SITE FOR RESIDUE CL A 513
02AC2SOFTWAREGLU A:48 , ASP A:144 , ASP A:147 , SER A:149 , HOH A:742 , HOH A:910BINDING SITE FOR RESIDUE CA A 514
03AC3SOFTWAREGLN A:25 , ASP A:26 , ARG A:35 , LEU A:69 , TYR A:70 , LYS A:90 , HOH A:543 , HOH A:593 , HOH A:600BINDING SITE FOR RESIDUE GOL A 515
04AC4SOFTWARETHR A:9 , ASN A:10 , SER A:462 , ASN A:463 , LYS A:464 , HOH A:986 , HOH A:1067 , HOH A:1157 , HOH A:1159BINDING SITE FOR RESIDUE GOL A 516
05AC5SOFTWAREPRO A:116 , TRP A:250 , TRP A:327 , LYS A:334 , SER A:337 , SER A:338 , HOH A:631 , HOH A:753 , HOH A:1031BINDING SITE FOR RESIDUE GOL A 517
06AC6SOFTWARETHR A:294 , SER A:295 , ASP A:485 , TYR A:497 , LYS A:498 , HOH A:667 , HOH A:766BINDING SITE FOR RESIDUE GOL A 518
07AC7SOFTWAREARG A:288 , HIS A:512 , HOH A:607 , HOH A:623BINDING SITE FOR RESIDUE SO4 A 519
08AC8SOFTWARESER A:125 , LEU A:139 , ASN A:157 , HOH A:603 , HOH A:1000 , HOH A:1122BINDING SITE FOR RESIDUE ACT A 520
09AC9SOFTWAREASP A:194 , LYS A:195 , ASN A:436 , HOH A:634 , HOH A:1009BINDING SITE FOR RESIDUE ACT A 521
10BC1SOFTWAREASN A:29 , ASN A:400 , ASN A:404 , TYR A:405 , ILE A:481 , HOH A:976BINDING SITE FOR RESIDUE GOL A 522
11BC2SOFTWARETRP A:311 , ASP A:312 , SER A:313 , HOH A:624BINDING SITE FOR RESIDUE ACT A 523
12BC3SOFTWARELYS A:74 , TYR A:77 , ASN A:233 , TRP A:320 , ASN A:463BINDING SITE FOR RESIDUE GOL A 524
13BC4SOFTWAREILE A:481 , THR A:482 , LYS A:483 , GOL A:526BINDING SITE FOR RESIDUE GOL A 525
14BC5SOFTWAREVAL A:297 , THR A:451 , LYS A:483 , GOL A:525 , ACT A:527 , HOH A:620 , HOH A:879 , HOH A:937BINDING SITE FOR RESIDUE GOL A 526
15BC6SOFTWAREGOL A:526 , HOH A:836BINDING SITE FOR RESIDUE ACT A 527
16BC7SOFTWAREASP A:112 , GLN A:113 , SER A:114 , LYS A:326 , TRP A:327 , HOH A:682 , HOH A:1006 , HOH A:1008 , HOH A:1035BINDING SITE FOR RESIDUE GOL A 528

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3IK2)

(-) Cis Peptide Bonds  (3, 3)

Asymmetric/Biological Unit
No.Residues
1Ala A:123 -Pro A:124
2Gly A:223 -Pro A:224
3Leu A:329 -Pro A:330

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3IK2)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3IK2)

(-) Exons   (0, 0)

(no "Exon" information available for 3IK2)

(-) 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:512
 aligned with Q977Y3_CLOAB | Q977Y3 from UniProtKB/TrEMBL  Length:606

    Alignment length:512
                                    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       422       432       442       452       462       472       482       492       502       512       522       532       542  
         Q977Y3_CLOAB    33 ADVNVNIDTNAEKQAISPYIYGTNQDFSNAKVTARRIGGNRSTGYNWENNDSNAGTDWKNESDNYWLTLYDVPKEKYNEPASVYTAFHDKSLAMGVPYSLVTLQAGGYVAADQSGPLANTDVAPSSKWKKVEFNKNGPLSLTPDTTDGSVYMDEFVNYLVNKYGSASGSKGIKGYSLDNEPSLWPSTHPLIHPDKTKCSEVLDKDTQLAQVVKKIDPAAETFGPALFGFSAFNDFNSSPDWSSVKGNYQWFIDYYLDNMKKNSDAAGKRLLDALDLHWYPEAKGGGQRVTTSDTSNVDCNKARMQAPRSLWDSTYTEDSWIGQWCKWGLPLIPKVKSSIDKYYPGTKLSFSEYNYGGEDHISGGIAQADALGVFGKYGVYFATYWECNSDKNNYVQSAFNLYNNYDGNNSKYGDTDVKCDTSDINNSSTYASVTSNDGNKMDIIVMNKNYTDSINFNFNVSSNKNYTSGQVWGFDSNSSNITKRDDVSSISGNKFTYKIPALTAVHIVLTTA 544
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee.....ee.hhhh.ee..........eeee.hhhhh........ee.hhhh..eeehhhhhhh..hhhhh...hhhhhhhhhhhhhh....eeeee....eee....ee.hhhhh.....eeeee................eeehhhhhhhhhhhhh.........eeee..hhhhhhhhh........hhhhhhhhhhhhhhhhhhhh...eeeeeee.hhhhhhhh....hhhhhhh...hhhhhhhhhhhhhhhhhh.....eeeeee....ee..ee.......hhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhhhhh...eeeeeee......hhhhhhhhhhhhhhhhhh.eeeeee.......hhhhhhhhhhhhh..........eeeeeee.....eeeeeee......eeeeeeee......eeeeeeee......eeeeeeee..eeeeeee.........eeeeee...eeeeeeee.. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3ik2 A   1 MDVNVNIDTNAEKQAISPYIYGTNQDFSNAKVTARRIGGNRSTGYNWENNDSNAGTDWKNESDNYWLTLYDVPKEKYNEPASVYTAFHDKSLAMGVPYSLVTLQAGGYVAADQSGPLANTDVAPSSKWKKVEFNKNGPLSLTPDTTDGSVYMDEFVNYLVNKYGSASGSKGIKGYSLDNEPSLWPSTHPLIHPDKTKCSEVLDKDTQLAQVVKKIDPAAETFGPALFGFSAFNDFNSSPDWSSVKGNYQWFIDYYLDNMKKNSDAAGKRLLDALDLHWYPEAKGGGQRVTTSDTSNVDCNKARMQAPRSLWDSTYTEDSWIGQWCKWGLPLIPKVKSSIDKYYPGTKLSFSEYNYGGEDHISGGIAQADALGVFGKYGVYFATYWECNSDKNNYVQSAFNLYNNYDGNNSKYGDTDVKCDTSDINNSSTYASVTSNDGNKMDIIVMNKNYTDSINFNFNVSSNKNYTSGQVWGFDSNSSNITKRDDVSSISGNKFTYKIPALTAVHIVLLEH 512
                                    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       400       410       420       430       440       450       460       470       480       490       500       510
   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  (0, 0)

(no "SCOP Domain" information available for 3IK2)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3IK2)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3IK2)

(-) Gene Ontology  (3, 3)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q977Y3_CLOAB | Q977Y3)
molecular function
    GO:0004553    hydrolase activity, hydrolyzing O-glycosyl compounds    Catalysis of the hydrolysis of any O-glycosyl bond.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
biological process
    GO:0000272    polysaccharide catabolic process    The chemical reactions and pathways resulting in the breakdown of a polysaccharide, a polymer of many (typically more than 10) monosaccharide residues linked glycosidically.

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  Cis Peptide Bonds
    Ala A:123 - Pro A:124   [ RasMol ]  
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    Leu A:329 - Pro A:330   [ RasMol ]  
 

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