Show PDB file:   
         Plain Text   HTML   (compressed file size)
QuickSearch:   
by PDB,NDB,UniProt,PROSITE Code or Search Term(s)  
(-)Asym./Biol. Unit - manually
(-)Asym./Biol. Unit
(-)Asym./Biol. Unit - sites
collapse expand < >
Image Asym./Biol. Unit - manually
Asym./Biol. Unit - manually  (Jmol Viewer)
Image Asym./Biol. Unit
Asym./Biol. Unit  (Jmol Viewer)
Image Asym./Biol. Unit - sites
Asym./Biol. Unit - sites  (Jmol Viewer)

(-) Description

Title :  PEANUT LECTIN
 
Authors :  R. Banerjee, K. Das, R. Ravishankar, K. Suguna, A. Surolia, M. Vijayan
Date :  23 Aug 95  (Deposition) - 07 Dec 96  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.25
Chains :  Asym./Biol. Unit :  A,B,C,D
Keywords :  Legume Lectin, Open Quaternary Structure, Carbohydrate Specificity, Protein Crystallography, Agglutinin, Lectin (Agglutinin) (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  R. Banerjee, K. Das, R. Ravishankar, K. Suguna, A. Surolia, M. Vijayan
Conformation, Protein-Carbohydrate Interactions And A Novel Subunit Association In The Refined Structure Of Peanut Lectin-Lactose Complex.
J. Mol. Biol. V. 259 281 1996
PubMed-ID: 8656429  |  Reference-DOI: 10.1006/JMBI.1996.0319
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - PEANUT LECTIN
    ChainsA, B, C, D
    Organism CommonPEANUT
    Organism ScientificARACHIS HYPOGAEA
    Organism Taxid3818
    SynonymPEANUT AGGLUTININ

 Structural Features

(-) Chains, Units

  1234
Asymmetric/Biological Unit ABCD

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 12)

Asymmetric/Biological Unit (4, 12)
No.NameCountTypeFull Name
1CA4Ligand/IonCALCIUM ION
2LAT1Ligand/IonBETA-LACTOSE
3LBT3Ligand/IonALPHA-LACTOSE
4MN4Ligand/IonMANGANESE (II) ION

(-) Sites  (12, 12)

Asymmetric Unit (12, 12)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREASP A:80 , ALA A:82 , ASP A:83 , GLY A:103 , GLY A:104 , TYR A:125 , ASN A:127 , SER A:211 , GLY A:213 , GLY A:214 , HOH A:284 , HOH A:356BINDING SITE FOR RESIDUE LBT A 240
02AC2SOFTWAREASP B:80 , ALA B:82 , ASP B:83 , GLY B:103 , GLY B:104 , TYR B:125 , ASN B:127 , SER B:211 , LEU B:212 , GLY B:213 , GLY B:214 , HOH B:271 , HOH B:347BINDING SITE FOR RESIDUE LBT B 240
03AC3SOFTWAREASP C:80 , ALA C:82 , ASP C:83 , GLY C:104 , TYR C:125 , ASN C:127 , GLU C:129 , SER C:211 , LEU C:212 , GLY C:213 , HOH C:338 , HOH C:347BINDING SITE FOR RESIDUE LAT C 240
04AC4SOFTWAREASP D:80 , ALA D:82 , ASP D:83 , GLY D:103 , GLY D:104 , TYR D:125 , ASN D:127 , SER D:211 , LEU D:212 , GLY D:213 , GLY D:214 , HOH D:297 , HOH D:346BINDING SITE FOR RESIDUE LBT D 240
05AC5SOFTWAREASP A:123 , TYR A:125 , ASN A:127 , ASP A:132 , HOH A:241 , HOH A:242BINDING SITE FOR RESIDUE CA A 237
06AC6SOFTWAREGLU A:121 , ASP A:123 , ASP A:132 , HIS A:137 , HOH A:243 , HOH A:244BINDING SITE FOR RESIDUE MN A 238
07AC7SOFTWAREASP B:123 , TYR B:125 , ASN B:127 , ASP B:132 , HOH B:241 , HOH B:242BINDING SITE FOR RESIDUE CA B 237
08AC8SOFTWAREGLU B:121 , ASP B:123 , ASP B:132 , HIS B:137 , HOH B:243 , HOH B:244BINDING SITE FOR RESIDUE MN B 238
09AC9SOFTWAREASP C:123 , TYR C:125 , ASN C:127 , ASP C:132 , HOH C:241 , HOH C:242BINDING SITE FOR RESIDUE CA C 237
10BC1SOFTWAREGLU C:121 , ASP C:123 , ASP C:132 , HIS C:137 , HOH C:243 , HOH C:244BINDING SITE FOR RESIDUE MN C 238
11BC2SOFTWAREASP D:123 , TYR D:125 , ASN D:127 , ASP D:132 , HOH D:241 , HOH D:242BINDING SITE FOR RESIDUE CA D 237
12BC3SOFTWAREGLU D:121 , ASP D:123 , ASP D:132 , HIS D:137 , HOH D:243 , HOH D:244BINDING SITE FOR RESIDUE MN D 238

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2PEL)

(-) Cis Peptide Bonds  (4, 4)

Asymmetric/Biological Unit
No.Residues
1Ala A:82 -Asp A:83
2Ala B:82 -Asp B:83
3Ala C:82 -Asp C:83
4Ala D:82 -Asp D:83

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (3, 12)

Asymmetric/Biological Unit (3, 12)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_LECG_ARAHY_001 *E115VLECG_ARAHY  ---  ---A/B/C/DE92V
2UniProtVAR_LECG_ARAHY_002 *K172ALECG_ARAHY  ---  ---A/B/C/DK149A
3UniProtVAR_LECG_ARAHY_003 *K185ILECG_ARAHY  ---  ---A/B/C/DK162I
   * ID not provided by source

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

(-) PROSITE Motifs  (2, 8)

Asymmetric/Biological Unit (2, 8)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LECTIN_LEGUME_BETAPS00307 Legume lectins beta-chain signature.LECG_ARAHY141-147
 
 
 
  4A:118-124
B:118-124
C:118-124
D:118-124
2LECTIN_LEGUME_ALPHAPS00308 Legume lectins alpha-chain signature.LECG_ARAHY221-230
 
 
 
  4A:198-207
B:198-207
C:198-207
D:198-207

(-) Exons   (0, 0)

(no "Exon" information available for 2PEL)

(-) 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:232
 aligned with LECG_ARAHY | P02872 from UniProtKB/Swiss-Prot  Length:273

    Alignment length:232
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253  
           LECG_ARAHY    24 AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITT 255
               SCOP domains d2pela_ A: Legume lectin                                                                                                                                                                                                                 SCOP domains
               CATH domains 2pelA00 A:1-232  [code=2.60.120.200, no name defined]                                                                                                                                                                                    CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee.........eeeeee.eee...eeee.......eeeeeeee..............eeeeeeeeeee.........eeeeeee............hhh...........eeeeeeee...hhh.....eeeeeeee.....eeeee......eeeeeeeeeeeeeeeeeeee......eeeeeee.hhhh.....eeeeeeee......eeee.eeeeeeee... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------V--------------------------------------------------------A------------I---------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------LECTIN_-------------------------------------------------------------------------LECTIN_LEG------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2pel A   1 AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITT 232
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230  

Chain B from PDB  Type:PROTEIN  Length:232
 aligned with LECG_ARAHY | P02872 from UniProtKB/Swiss-Prot  Length:273

    Alignment length:232
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253  
           LECG_ARAHY    24 AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITT 255
               SCOP domains d2pelb_ B: Legume lectin                                                                                                                                                                                                                 SCOP domains
               CATH domains 2pelB00 B:1-232  [code=2.60.120.200, no name defined]                                                                                                                                                                                    CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee.........eeeeee.eee...eeee.......eeeeeeee..............eeeeeeeeeee.........eeeeeee............hhh...........eeeeeeee...hhh.....eeeeeeee.....eeeee......eeeeeeeeeeeeeeeeeeee......eeeeeee.hhhh.....eeeeeeee......eeee.eeeeeeee... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------V--------------------------------------------------------A------------I---------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------LECTIN_-------------------------------------------------------------------------LECTIN_LEG------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2pel B   1 AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITT 232
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230  

Chain C from PDB  Type:PROTEIN  Length:232
 aligned with LECG_ARAHY | P02872 from UniProtKB/Swiss-Prot  Length:273

    Alignment length:232
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253  
           LECG_ARAHY    24 AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITT 255
               SCOP domains d2pelc_ C: Legume lectin                                                                                                                                                                                                                 SCOP domains
               CATH domains 2pelC00 C:1-232  [code=2.60.120.200, no name defined]                                                                                                                                                                                    CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee.........eeeeee.eee...eeee.......eeeeeeee..............eeeeeeeeeee.........eeeeeee............hhh...........eeeeeeee...hhh.....eeeeeeee.....eeeee......eeeeeeeeeeeeeeeeeeee......eeeeeee.hhhh.....eeeeeeee......eeee.eeeeeeee... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------V--------------------------------------------------------A------------I---------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------LECTIN_-------------------------------------------------------------------------LECTIN_LEG------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2pel C   1 AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITT 232
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230  

Chain D from PDB  Type:PROTEIN  Length:232
 aligned with LECG_ARAHY | P02872 from UniProtKB/Swiss-Prot  Length:273

    Alignment length:232
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253  
           LECG_ARAHY    24 AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITT 255
               SCOP domains d2peld_ D: Legume lectin                                                                                                                                                                                                                 SCOP domains
               CATH domains 2pelD00 D:1-232  [code=2.60.120.200, no name defined]                                                                                                                                                                                    CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee.........eeeeee.eee...eeee.......eeeeeeee..............eeeeeeeeeee.........eeeeeee............hhh...........eeeeeeee...hhh.....eeeeeeee.....eeeee......eeeeeeeeeeeeeeeeeeee......eeeeeee.hhhh.....eeeeeeee......eeee.eeeeeeee... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------V--------------------------------------------------------A------------I---------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------LECTIN_-------------------------------------------------------------------------LECTIN_LEG------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2pel D   1 AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITT 232
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230  

   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, 4)

Asymmetric/Biological Unit

(-) CATH Domains  (1, 4)

Asymmetric/Biological Unit
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2PEL)

(-) Gene Ontology  (2, 2)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B,C,D   (LECG_ARAHY | P02872)
molecular function
    GO:0030246    carbohydrate binding    Interacting selectively and non-covalently with any carbohydrate, which includes monosaccharides, oligosaccharides and polysaccharides as well as substances derived from monosaccharides by reduction of the carbonyl group (alditols), by oxidation of one or more hydroxy groups to afford the corresponding aldehydes, ketones, or carboxylic acids, or by replacement of one or more hydroxy group(s) by a hydrogen atom. Cyclitols are generally not regarded as carbohydrates.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.

 Visualization

(-) Interactive Views

Asymmetric/Biological Unit
  Complete Structure
    Jena3D(integrated viewing of ligand, site, SAP, PROSITE, SCOP information)
    WebMol | AstexViewer[tm]@PDBe
(Java Applets, require no local installation except for Java; loading may be slow)
    STRAP
(Java WebStart application, automatic local installation, requires Java; full application with system access!)
    RasMol
(require local installation)
    Molscript (VRML)
(requires installation of a VRML viewer; select preferred view via VRML and generate a mono or stereo PDF format file)
 
  Ligands, Modified Residues, Ions
    CA  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    LAT  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    LBT  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    MN  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
 
  Sites
    AC1  [ RasMol ]  +environment [ RasMol ]
    AC2  [ RasMol ]  +environment [ RasMol ]
    AC3  [ RasMol ]  +environment [ RasMol ]
    AC4  [ RasMol ]  +environment [ RasMol ]
    AC5  [ RasMol ]  +environment [ RasMol ]
    AC6  [ RasMol ]  +environment [ RasMol ]
    AC7  [ RasMol ]  +environment [ RasMol ]
    AC8  [ RasMol ]  +environment [ RasMol ]
    AC9  [ RasMol ]  +environment [ RasMol ]
    BC1  [ RasMol ]  +environment [ RasMol ]
    BC2  [ RasMol ]  +environment [ RasMol ]
    BC3  [ RasMol ]  +environment [ RasMol ]
 
  Cis Peptide Bonds
    Ala A:82 - Asp A:83   [ RasMol ]  
    Ala B:82 - Asp B:83   [ RasMol ]  
    Ala C:82 - Asp C:83   [ RasMol ]  
    Ala D:82 - Asp D:83   [ RasMol ]  
 

(-) Still Images

Jmol
  protein: cartoon or spacefill or dots and stick; nucleic acid: cartoon and stick; ligands: spacefill; active site: stick
Molscript
  protein, nucleic acid: cartoon; ligands: spacefill; active site: ball and stick

 Databases and Analysis Tools

(-) Databases

Access by PDB/NDB ID
  2pel
    Family and Domain InformationProDom | SYSTERS
    General Structural InformationGlycoscienceDB | MMDB | NDB | OCA | PDB | PDBe | PDBj | PDBsum | PDBWiki | PQS | PROTEOPEDIA
    Orientation in MembranesOPM
    Protein SurfaceSURFACE
    Secondary StructureDSSP (structure derived) | HSSP (homology derived)
    Structural GenomicsGeneCensus
    Structural NeighboursCE | VAST
    Structure ClassificationCATH | Dali | SCOP
    Validation and Original DataBMRB Data View | BMRB Restraints Grid | EDS | PROCHECK | RECOORD | WHAT_CHECK
 
Access by UniProt ID/Accession number
  LECG_ARAHY | P02872
    Comparative Protein Structure ModelsModBase
    Genomic InformationEnsembl
    Protein-protein InteractionDIP
    Sequence, Family and Domain InformationInterPro | Pfam | SMART | UniProtKB/SwissProt
 
Access by Enzyme Classificator   (EC Number)
  (no 'Enzyme Classificator' available)
    General Enzyme InformationBRENDA | EC-PDB | Enzyme | IntEnz
    PathwayKEGG | MetaCyc
 
Access by Disease Identifier   (MIM ID)
  (no 'MIM ID' available)
    Disease InformationOMIM
 
Access by GenAge ID
  (no 'GenAge ID' available)
    Age Related InformationGenAge

(-) Analysis Tools

Access by PDB/NDB ID
    Domain InformationXDom
    Interatomic Contacts of Structural UnitsCSU
    Ligand-protein ContactsLPC
    Protein CavitiescastP
    Sequence and Secondary StructurePDBCartoon
    Structure AlignmentSTRAP(Java WebStart application, automatic local installation, requires Java; full application with system access!)
    Structure and Sequence BrowserSTING
 
Access by UniProt ID/Accession number
  LECG_ARAHY | P02872
    Protein Disorder PredictionDisEMBL | FoldIndex | GLOBPLOT (for more information see DisProt)

 Related Entries

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

UniProtKB/Swiss-Prot
        LECG_ARAHY | P028721bzw 1ciw 1cq9 1cr7 1qf3 1rir 1rit 1v6i 1v6j 1v6k 1v6l 1v6m 1v6n 1v6o 2dh1 2dv9 2dva 2dvb 2dvd 2dvf 2dvg 2tep

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 2PEL)