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(-) Description

Title :  THE STRUCTURE OF CHI1, A CHITINASE FROM YERSINIA ENTOMOPHAGA
 
Authors :  J. N. Busby, J. S. Lott, M. R. H. Hurst
Date :  04 Aug 10  (Deposition) - 10 Aug 11  (Release) - 19 Jun 13  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.74
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Tim Barrel, Chitinase, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. N. Busby, M. J. Landsberg, R. M. Simpson, S. A. Jones, B. Hankamer, M. R. H. Hurst, J. S. Lott
Structural Analysis Of Chi1 Chitinase From Yen-Tc: The Multisubunit Insecticidal Abc Toxin Complex Of Yersinia Entomophaga
J. Mol. Biol. V. 415 359 2012
PubMed-ID: 22108167  |  Reference-DOI: 10.1016/J.JMB.2011.11.018

(-) Compounds

Molecule 1 - CHI1
    Chains: A, B
    EC Number: 3.2.1.14
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PDEST17
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: CHI1
    Organism Scientific: YERSINIA
    Organism Taxid: 373547
    Strain: MH-1

 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  (2, 7)

Asymmetric Unit (2, 7)
No.NameCountTypeFull Name
12PE2Ligand/IonNONAETHYLENE GLYCOL
2GOL5Ligand/IonGLYCEROL
Biological Unit 1 (2, 4)
No.NameCountTypeFull Name
12PE1Ligand/IonNONAETHYLENE GLYCOL
2GOL3Ligand/IonGLYCEROL
Biological Unit 2 (2, 3)
No.NameCountTypeFull Name
12PE1Ligand/IonNONAETHYLENE GLYCOL
2GOL2Ligand/IonGLYCEROL

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:95 , TRP A:215 , TYR A:379 , ARG A:381 , GLU A:413 , TRP A:486 , SER A:487 , ASP A:489 , GLN A:490 , HOH A:715 , HOH A:725 , HOH A:763 , HOH A:903BINDING SITE FOR RESIDUE 2PE A 543
2AC2SOFTWARESER A:298 , ALA A:299 , ASP A:300 , ASP A:326 , TYR A:352 , HOH A:721 , HOH A:731 , HOH A:732BINDING SITE FOR RESIDUE GOL A 544
3AC3SOFTWARETYR A:17 , VAL A:18 , ASP A:98 , GOL A:546 , HOH A:754BINDING SITE FOR RESIDUE GOL A 545
4AC4SOFTWARETYR A:17 , ASP A:98 , LEU A:100 , ASN A:169 , CYS A:170 , GLY A:171 , GOL A:545BINDING SITE FOR RESIDUE GOL A 546
5AC5SOFTWAREARG B:95 , TRP B:215 , TYR B:379 , ARG B:381 , GLU B:413 , SER B:487 , ASP B:489 , GLN B:490 , HOH B:713 , HOH B:729 , HOH B:767 , HOH B:818BINDING SITE FOR RESIDUE 2PE B 543
6AC6SOFTWARETRP B:77 , PHE B:117 , TRP B:215 , SER B:216 , TRP B:486 , HOH B:708 , HOH B:720 , HOH B:769BINDING SITE FOR RESIDUE GOL B 544
7AC7SOFTWAREGLY B:122 , LYS B:124 , LYS B:125 , GLY B:219 , PRO B:266 , HOH B:762 , HOH B:828 , HOH B:878BINDING SITE FOR RESIDUE GOL B 545

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3OA5)

(-) Cis Peptide Bonds  (6, 6)

Asymmetric Unit
No.Residues
1Ser A:116 -Phe A:117
2Glu A:256 -Tyr A:257
3Trp A:486 -Ser A:487
4Ser B:116 -Phe B:117
5Glu B:256 -Tyr B:257
6Trp B:486 -Ser B:487

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3OA5)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3OA5)

(-) Exons   (0, 0)

(no "Exon" information available for 3OA5)

(-) 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:515
 aligned with B6A876_9GAMM | B6A876 from UniProtKB/TrEMBL  Length:542

    Alignment length:515
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495       505       515     
         B6A876_9GAMM     6 KSNLIYDKDPGYVWDNKNECEGAAEETYQELNYEPSISADKLTWTPTRLAKTVFNTYEDDDDFNVLCYFTDWSQYDPRIINKEIRDTGGRSADILRLNTPDGRPFKRLIYSFGGLIGDKKYSADGNASIAVRLGVATDPDDAIANHKGKTIPVDPDGAVLASINCGFTKWEAGDANERYNQEKAKGLLGGFRLLHEADKELEFSLSIGGWSMSGLFSEIAKDEILRTNFVEGIKDFFQRFPMFSHLDIDWEYPGSIGAGNPNSPDDGANFAILIQQITDAKISNLKGISIASSADPAKIDAANIPALMDAGVTGINLMTYDFFTLGDGKLSHHTNIYRDPSDVYSKYSIDDAVTHLIDEKKVDPKAIFIGYAGYTRNAKNATITTSIPSEEALKGTYTDANQTLGSFEYSVLEWTDIICHYMDFEKGEGRNGYKLVHDKVAKADYLYSEATKVFISLDTPRSVRDKGRYVKDKGLGGLFIWSGDQDNGILTNAAHEGLKRRIKNKVIDMTPFYLD 520
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ............ee..ee...hhhhhhhhhhh.............hhhhh.....ee......eeeeeee.....hhhhh............hhhhhh........eeeeeeeee..........hhhhhhhh....hhhhhhhhhh..eee.hhhhhhh.............hhhhhh.....hhhhhhhhhhhhhh...eeeeeee.hhhh.hhhhhhhhhhhhhhhhhhhhhhhhhh....eeeee...............hhhhhhhhhhhhhhhh......eeeeee..hhhhhhhhhhhhhhhh...eeee..............................hhhhhhhhhhhh...hhh.eeeeee...eee..eee...........eee...............hhhhhhhhhee....ee....eeeee....eeeee......eeee.hhhhhhhhhhhhhhhh..eeeeehhhhh.hhhhhhhhhhh...eee....hhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3oa5 A   6 KSNLIYDKDPGYVWDNKNECEGAAEETYQELNYEPSISADKLTWTPTRLAKTVFNTYEDDDDFNVLCYFTDWSQYDPRIINKEIRDTGGRSADILRLNTPDGRPFKRLIYSFGGLIGDKKYSADGNASIAVRLGVATDPDDAIANHKGKTIPVDPDGAVLASINCGFTKWEAGDANERYNQEKAKGLLGGFRLLHEADKELEFSLSIGGWSMSGLFSEIAKDEILRTNFVEGIKDFFQRFPMFSHLDIDWEYPGSIGAGNPNSPDDGANFAILIQQITDAKISNLKGISIASSADPAKIDAANIPALMDAGVTGINLMTYDFFTLGDGKLSHHTNIYRDPSDVYSKYSIDDAVTHLIDEKKVDPKAIFIGYAGYTRNAKNATITTSIPSEEALKGTYTDANQTLGSFEYSVLEWTDIICHYMDFEKGEGRNGYKLVHDKVAKADYLYSEATKVFISLDTPRSVRDKGRYVKDKGLGGLFIWSGDQDNGILTNAAHEGLKRRIKNKVIDMTPFYLD 520
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495       505       515     


Chain B from PDB  Type:PROTEIN  Length:514
 aligned with B6A876_9GAMM | B6A876 from UniProtKB/TrEMBL  Length:542

    Alignment length:514
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495       505       515    
         B6A876_9GAMM     6 KSNLIYDKDPGYVWDNKNECEGAAEETYQELNYEPSISADKLTWTPTRLAKTVFNTYEDDDDFNVLCYFTDWSQYDPRIINKEIRDTGGRSADILRLNTPDGRPFKRLIYSFGGLIGDKKYSADGNASIAVRLGVATDPDDAIANHKGKTIPVDPDGAVLASINCGFTKWEAGDANERYNQEKAKGLLGGFRLLHEADKELEFSLSIGGWSMSGLFSEIAKDEILRTNFVEGIKDFFQRFPMFSHLDIDWEYPGSIGAGNPNSPDDGANFAILIQQITDAKISNLKGISIASSADPAKIDAANIPALMDAGVTGINLMTYDFFTLGDGKLSHHTNIYRDPSDVYSKYSIDDAVTHLIDEKKVDPKAIFIGYAGYTRNAKNATITTSIPSEEALKGTYTDANQTLGSFEYSVLEWTDIICHYMDFEKGEGRNGYKLVHDKVAKADYLYSEATKVFISLDTPRSVRDKGRYVKDKGLGGLFIWSGDQDNGILTNAAHEGLKRRIKNKVIDMTPFYL 519
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ............ee..ee...hhhhhhhhhhh.............hhhhh.....ee......eeeeeee.....hhhhh............hhhhhh........eeeeeeeee..........hhhhhhhh....hhhhhhhhhh..eee.hhhhhhh.............hhhhhh.....hhhhhhhhhhhhhh...eeeeeee.hhhh.hhhhhhhhhhhhhhhhhhhhhhhhhh....eeeee...............hhhhhhhhhhhhhhhh......eeeeee..hhhhhhhhhhhhhhh....eeee..............................hhhhhhhhhhhh...hhh.eeeeee...eee..eee...........eee...............hhhhhhhhhee....ee....eeeee....eeeee......eeee.hhhhhhhhhhhhhhhh..eeeeehhhhh.hhhhhhhhhhh...eee....hhhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3oa5 B   6 KSNLIYDKDPGYVWDNKNECEGAAEETYQELNYEPSISADKLTWTPTRLAKTVFNTYEDDDDFNVLCYFTDWSQYDPRIINKEIRDTGGRSADILRLNTPDGRPFKRLIYSFGGLIGDKKYSADGNASIAVRLGVATDPDDAIANHKGKTIPVDPDGAVLASINCGFTKWEAGDANERYNQEKAKGLLGGFRLLHEADKELEFSLSIGGWSMSGLFSEIAKDEILRTNFVEGIKDFFQRFPMFSHLDIDWEYPGSIGAGNPNSPDDGANFAILIQQITDAKISNLKGISIASSADPAKIDAANIPALMDAGVTGINLMTYDFFTLGDGKLSHHTNIYRDPSDVYSKYSIDDAVTHLIDEKKVDPKAIFIGYAGYTRNAKNATITTSIPSEEALKGTYTDANQTLGSFEYSVLEWTDIICHYMDFEKGEGRNGYKLVHDKVAKADYLYSEATKVFISLDTPRSVRDKGRYVKDKGLGGLFIWSGDQDNGILTNAAHEGLKRRIKNKVIDMTPFYL 519
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495       505       515
   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 3OA5)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3OA5)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3OA5)

(-) Gene Ontology  (4, 4)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (B6A876_9GAMM | B6A876)
molecular function
    GO:0004568    chitinase activity    Catalysis of the hydrolysis of (1->4)-beta linkages of N-acetyl-D-glucosamine (GlcNAc) polymers of chitin and chitodextrins.
    GO:0004553    hydrolase activity, hydrolyzing O-glycosyl compounds    Catalysis of the hydrolysis of any O-glycosyl bond.
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:0006032    chitin catabolic process    The chemical reactions and pathways resulting in the breakdown of chitin, a linear polysaccharide consisting of beta-(1->4)-linked N-acetyl-D-glucosamine residues.

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  3oa5
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  B6A876_9GAMM | B6A876
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  3.2.1.14
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 Related Entries

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

UniProtKB/TrEMBL
        B6A876_9GAMM | B6A876: 4a5q

(-) Related Entries Specified in the PDB File

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