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Title :   25 NMR STRUCTURES OF TRUNCATED HEVEIN OF 32 AA (HEVEIN-32) COMPLEX WITH N,N,N-TRIACETYLGLUCOSAMINA

Authors :   N. Aboitiz, M. Vila-Perello, P. Groves, J. L. Asensio, D. Andreu, F. J. C J. Jimenez-Barbero

Date :   13 Apr 04 (Deposition) - 28 Sep 04 (Release) - 13 Jul 11 (Revision)

Method :   SOLUTION NMR

Resolution :   NOT APPLICABLE

Chains :   NMR Structure  : A  (25x)
NMR Structure *: A  (1x)

Keywords :   Alpha-Helix, Anti-Parallel Beta-Sheet, Sugar Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   N. Aboitiz, M. Vila-Perello, P. Groves, J. L. Asensio, D. Andreu, F. J. Canada, J. Jimenez-Barbero
Nmr And Modeling Studies Of Protein-Carbohydrate Interactions: Synthesis, Three-Dimensional Structure, And Recognition Properties Of A Minimum Hevein Domain With Binding Affinity For Chitooligosaccharides
Chembiochem V. 5 1245 2004
PubMed-ID: 15368576 | Reference-DOI: 10.1002/CBIC.200400025
(for further references see the PDB file header)

Compounds

Molecule 1 - HEVEIN
	Chains	:	A
	Engineered	:	YES
	Fragment	:	N-TERMINAL DOMAIN
	Other Details	:	SEQUENCE PREPARED ON A MBHA RESIN BY STANDARD SOLID PHASE PEPTIDE SYNTHESIS PROTOCOLS. THE SEQUENCE OF THE PEPTIDE IS NATURALLY FOUND IN HEVEA BRASILIENSIS (PARA RUBBER TREE).
	Synonym	:	ALLERGEN HEV B 6
	Synthetic	:	YES

Structural Features

Chains, Units

Ligands, Modified Residues, Ions (2, 4)

Sites (3, 3)

NMR Structure (3, 3)

No.	Name	Evidence	Residues	Description
1	AC1	SOFTWARE	TRP A:21 , NAG A:35	BINDING SITE FOR RESIDUE NAG A 34
2	AC2	SOFTWARE	GLU A:1 , TRP A:21 , TRP A:23 , NAG A:34 , NAG A:36	BINDING SITE FOR RESIDUE NAG A 35
3	AC3	SOFTWARE	SER A:19 , TRP A:23 , TYR A:30 , NAG A:35	BINDING SITE FOR RESIDUE NAG A 36

SS Bonds (3, 3)

Cis Peptide Bonds (0, 0)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (1, 1)

NMR Structure (1, 1)

								dbSNP	PDB
No.	Source	Variant ID	Variant			UniProt ID	Status	ID	Chain	Variant
1	UniProt	VAR_HEVE_HEVBR_001 *	N	31	D	HEVE_HEVBR	---	---	A	N	14	D
	* ID not provided by source

SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

NMR Structure * (1, 1)

								dbSNP	PDB
No.	Source	Variant ID	Variant			UniProt ID	Status	ID	Chain	Variant
1	UniProt	VAR_HEVE_HEVBR_001 *	N	31	D	HEVE_HEVBR	---	---	A	N	14	D
	* ID not provided by source

SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

PROSITE Motifs (1, 1)

NMR Structure (1, 1)

	PROSITE			UniProtKB		PDB
No.	ID	AC	Description	ID	Location	Count	Location
1	CHIT_BIND_I_1	PS00026	Chitin recognition or binding domain signature.	HEVE_HEVBR	29-48	1	A:12-31

NMR Structure * (1, 1)

	PROSITE			UniProtKB		PDB
No.	ID	AC	Description	ID	Location	Count	Location
1	CHIT_BIND_I_1	PS00026	Chitin recognition or binding domain signature.	HEVE_HEVBR	29-48	1	A:12-31

Exons (0, 0)

Sequences/Alignments

NMR Structure

Reformat:	Number of residues per line = ('0' or empty: single-line sequence representation)
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	UniProt sequence: complete aligned part

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Chain A from PDB  Type:PROTEIN  Length:33
 aligned with HEVE_HEVBR | P02877 from UniProtKB/Swiss-Prot  Length:204

    Alignment length:33
                                    27        37        47   
            HEVE_HEVBR   18 EQCGRQAGGKLCPNNLCCSQWGWCGSTDEYCSP 50
               SCOP domains d1t0wa_ A: Hevein                 SCOP domains
               CATH domains --------------------------------- CATH domains
               Pfam domains Chitin_bind_1-1t0wA01 A:1-32    - Pfam domains
         Sec.struct. author ...hhhhh..................hhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------D------------------- SAPs(SNPs)
                    PROSITE -----------CHIT_BIND_I_1       -- PROSITE
                 Transcript --------------------------------- Transcript
                  1t0w A  1 EQCGRQAGGKLCPNNLCCSQWGWCGSTDEYCSx 33
                                    10        20        30  |
                                                           33-NH2

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Classification and Annotation

SCOP Domains (1, 1)

CATH Domains (0, 0)

Pfam Domains (1, 1)

Gene Ontology (3, 3)

NMR Structure(hide GO term definitions)

Chain A (HEVE_HEVBR | P02877)

molecular function
	GO:0008061	chitin binding	Interacting selectively and non-covalently with chitin, a linear polysaccharide consisting of beta-(1->4)-linked N-acetyl-D-glucosamine residues.
biological process
	GO:0042742	defense response to bacterium	Reactions triggered in response to the presence of a bacterium that act to protect the cell or organism.
	GO:0050832	defense response to fungus	Reactions triggered in response to the presence of a fungus that act to protect the cell or organism.

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Related Entries

Entries Sharing at Least One Protein Chain (UniProt ID)

Related Entries Specified in the PDB File

1hev	NMR STRUCTURE OF HEVEIN (FULL PROTEIN, 43 AA) IN THE FREE STATE
1mmc	NMR STRUCTURE OF AC-AMP2 (AMARANTHUS CAUDATUS ANTIMICROBIAL PEPTIDE 2) IN THE FREE STATE RELATED ID: 10261 RELATED DB: BMRB NMR SPECTRAL PARAMETERS OF HEV32 (TRUNCATED HEVEIN OF 32 AA) COMPLEXED WITH CHITOTRIOSE
1q9b	CRYSTAL STRUCTURE OF HEVEIN (FULL PROTEIN, 43 AA) IN THE FREE STATE

Description