3LEK - JenaLib

Title :   LECTIN DOMAIN OF LECTINOLYSIN COMPLEXED WITH LEWIS B ANTIGEN

Authors :   S. C. Feil

Date :   15 Jan 10 (Deposition) - 29 Dec 10 (Release) - 29 Feb 12 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   2.00

Chains :   Asym./Biol. Unit : A

Keywords :   Lectin Domain Of Lectinolysin, Lewis B Antigen, Blood Clotting, Nickel (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   S. C. Feil, S. Lawrence, T. D. Mulhern, J. K. Holien, E. M. Hotze, S. Farrand, R. K. Tweten, M. W. Parker
Structure Of The Lectin Regulatory Domain Of The Cholesterol-Dependent Cytolysin Lectinolysin Reveals The Basis For Its Lewis Antigen Specificity.
Structure V. 20 248 2012
PubMed-ID: 22325774 | Reference-DOI: 10.1016/J.STR.2011.11.017

Compounds

Molecule 1 - PLATELET AGGREGATION FACTOR SM-HPAF
	Chains	:	A
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Plasmid	:	PMCSG7
	Expression System Strain	:	BL21(DE3)
	Expression System Taxid	:	562
	Expression System Vector Type	:	PLASMID
	Fragment	:	MUTANT OF THE LECTIN DOMAIN OF LECTINOLYSIN, RESIDUES 43 TO 184
	Gene	:	SAMHPAF
	Mutation	:	YES
	Organism Scientific	:	STREPTOCOCCUS MITIS
	Organism Taxid	:	28037
	Strain	:	NM-65

Structural Features

Chains, Units

Ligands, Modified Residues, Ions (3, 3)

Sites (3, 3)

Asymmetric Unit (3, 3)

No.	Name	Evidence	Residues	Description
1	AC1	SOFTWARE	TYR A:62 , GLY A:79 , HIS A:85 , PHE A:88 , ARG A:112 , ASP A:114 , GLY A:115 , ARG A:120 , HOH A:212 , HOH A:219 , HOH A:231 , HOH A:268 , HOH A:286 , HOH A:289 , HOH A:290	BINDING SITE FOR RESIDUE BCW A 1185
2	AC2	SOFTWARE	ARG A:68 , ASP A:71 , ASN A:73 , SER A:82 , ALA A:176 , GLU A:177	BINDING SITE FOR RESIDUE CA A 1
3	AC3	SOFTWARE	HIS A:80 , HOH A:247 , HOH A:249 , HOH A:283 , HOH A:284 , HOH A:285	BINDING SITE FOR RESIDUE NI A 191

SS Bonds (0, 0)

Cis Peptide Bonds (0, 0)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (0, 0)

PROSITE Motifs (0, 0)

Exons (0, 0)

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)
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Chain A from PDB  Type:PROTEIN  Length:141
 aligned with Q2PHL4_STRMT | Q2PHL4 from UniProtKB/TrEMBL  Length:665

    Alignment length:141
                                    53        63        73        83        93       103       113       123       133       143       153       163       173       183 
         Q2PHL4_STRMT    44 VETENIARGKQASQSSTAYGGAAARAVDGNVDSDYGHHSVTHTNFEDNAWWQVDLGKTENVGKVKLYNRGDGNVANRLSNFDVVLLNEAKQEVARQHFDSLNGKAELEVFFTAKAARYVKVELKTKNTPLSLAEVEVFRSA 184
               SCOP domains d3leka_ A: automated matches                                                                                                                  SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------F5_F8_type_C-3lekA01 A:53-178                                                                                                 ------ Pfam domains
         Sec.struct. author ..........eeee.......hhhhhhh.....hhhhh...........eeeeeeeeeeeeeeeeeee.....hhhhh..eeeeee.....eeeeeee.......eeeeeeeeeeeeeeeeee........eeeeeeee.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3lek A  44 VETENIARGKQASQSSTAYGGAATRAVDGNVDSDYGHHSVTHTNFEDNAWWQVDLGKTENVGKVKLYNRGDGNVANRLSNFDVVLLNEAKQEVARQHFDSLNGKAELEVFFTAKDARYVKVELKTKNTPLSLAEVEVFRSA 184
                                    53        63        73        83        93       103       113       123       133       143       153       163       173       183

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)

CATH Domains (0, 0)

Pfam Domains (1, 1)

Gene Ontology (3, 3)

Asymmetric/Biological Unit(hide GO term definitions)

Chain A (Q2PHL4_STRMT | Q2PHL4)

molecular function
	GO:0015485	cholesterol binding	Interacting selectively and non-covalently with cholesterol (cholest-5-en-3-beta-ol); the principal sterol of vertebrates and the precursor of many steroids, including bile acids and steroid hormones.
	GO:0046872	metal ion binding	Interacting selectively and non-covalently with any metal ion.
biological process
	GO:0009405	pathogenesis	The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.

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Description