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(-) Description

Title :  CRYSTAL STRUCTURE OF THE TUMOR SPECIFIC ANTIBODY SM3 COMPLEX WITH ITS PEPTIDE EPITOPE
 
Authors :  P. Dokurno, P. A. Bates, H. A. Band, L. M. D. Stewart, J. M. Lally, J. M. Burchell, J. Taylor-Papadimitriou, M. J. E. Sternberg, D. Snary P. S. Freemont
Date :  23 Dec 97  (Deposition) - 23 Mar 99  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.95
Chains :  Asym./Biol. Unit :  H,L,P
Keywords :  Antibody, Peptide Antigen, Antitumor Antibody, Complex (Antibody/Peptide Epitope) (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  P. Dokurno, P. A. Bates, H. A. Band, L. M. Stewart, J. M. Lally, J. M. Burchell, J. Taylor-Papadimitriou, D. Snary, M. J. Sternberg, P. S. Freemont
Crystal Structure At 1. 95 A Resolution Of The Breast Tumour-Specific Antibody Sm3 Complexed With Its Peptide Epitope Reveals Novel Hypervariable Loop Recognition.
J. Mol. Biol. V. 284 713 1998
PubMed-ID: 9826510  |  Reference-DOI: 10.1006/JMBI.1998.2209
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - SM3 ANTIBODY
    ChainsL
    FragmentFAB FRAGMENT
    OrganBREAST
    Organism CommonHOUSE MOUSE
    Organism ScientificMUS MUSCULUS
    Organism Taxid10090
    TissueEPITHELIAL
 
Molecule 2 - SM3 ANTIBODY
    ChainsH
    FragmentFAB FRAGMENT
    OrganBREAST
    Organism CommonHOUSE MOUSE
    Organism ScientificMUS MUSCULUS
    Organism Taxid10090
    TissueEPITHELIAL
 
Molecule 3 - PEPTIDE EPITOPE
    ChainsP
    EngineeredYES
    Other DetailsANTI-BREAST TUMOUR ANTIBODY SM3 AGAINST EPITHELIAL MUCIN MUC1

 Structural Features

(-) Chains, Units

  123
Asymmetric/Biological Unit HLP

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 10)

Asymmetric/Biological Unit (2, 10)
No.NameCountTypeFull Name
1CD8Ligand/IonCADMIUM ION
2CL2Ligand/IonCHLORIDE ION

(-) Sites  (10, 10)

Asymmetric Unit (10, 10)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREHIS H:164 , HOH H:314 , HOH L:346BINDING SITE FOR RESIDUE CD H 215
02AC2SOFTWAREHIS L:42 , HOH L:232 , HOH L:290 , HOH L:292BINDING SITE FOR RESIDUE CD L 213
03AC3SOFTWAREGLU H:191 , CL H:219 , HOH H:285 , HOH H:308 , HIS L:188BINDING SITE FOR RESIDUE CD H 216
04AC4SOFTWAREHIS H:58 , CL H:220 , HOH H:348 , HOH H:373BINDING SITE FOR RESIDUE CD H 217
05AC5SOFTWAREHOH H:288 , HOH H:289 , HOH H:318 , GLU L:126BINDING SITE FOR RESIDUE CD H 218
06AC6SOFTWARESER L:112 , HIS L:197 , HIS L:200 , HOH L:249BINDING SITE FOR RESIDUE CD L 214
07AC7SOFTWAREASN L:52 , HOH L:218 , HOH L:237 , HOH L:255 , HOH L:266 , HOH L:282BINDING SITE FOR RESIDUE CD L 215
08AC8SOFTWAREGLU L:160 , HOH L:242 , HOH L:271 , HOH L:321BINDING SITE FOR RESIDUE CD L 216
09AC9SOFTWARECD H:216 , ARG L:187BINDING SITE FOR RESIDUE CL H 219
10BC1SOFTWAREHIS H:58 , CD H:217BINDING SITE FOR RESIDUE CL H 220

(-) SS Bonds  (4, 4)

Asymmetric/Biological Unit
No.Residues
1H:22 -H:92
2H:140 -H:195
3L:23 -L:88
4L:134 -L:193

(-) Cis Peptide Bonds  (5, 5)

Asymmetric/Biological Unit
No.Residues
1Tyr L:140 -Pro L:141
2Gly H:96 -Gln H:97
3Phe H:146 -Pro H:147
4Glu H:148 -Pro H:149
5Trp H:188 -Pro H:189

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1SM3)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1SM3)

(-) Exons   (0, 0)

(no "Exon" information available for 1SM3)

(-) 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 H from PDB  Type:PROTEIN  Length:211
 aligned with HVM32_MOUSE | P01801 from UniProtKB/Swiss-Prot  Length:115

    Alignment length:211
                                                                                                                               100                                                                                                             
                                                                                                                             99  |            115                                                                                              
                                    10        20        30        40        50        60        70        80        90        |- |     108      |  -         -         -         -         -         -         -         -         -         - 
         HVM32_MOUSE      1 EVKLEESGGGLVQPGGSMKLSCVASGFTFSNYWMNWVRQSPEKGLEWVAEIRLKSNNYATHYAESVKGRFTISRDDSKSSVYLQMNNLRAEDTGIYYCT--TGFAYWGQGTLVTVSA----------------------------------------------------------------------------------------------    -
               SCOP domains d1sm3h1 H:1-113 Immunoglobulin heavy chain variable domain, VH                                                       d1sm3h2 H:114-213 Immunoglobulin heavy chain gamma constant domain 1, CH1-gamma                SCOP domains
               CATH domains 1sm3H01 H:1-113 Immunoglobulins                                                                                      1sm3H02 H:114-212 Immunoglobulins                                                            - CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeee..........eeeeeeee...hhh..eeeeeee...eeeeeeee..hhh...eee.......eeeeeehhh.eeeeee....hhh.eeeeeee..........eee..........eeeee....eeeeeeeee.......eeeehhh.....eee...........eeeeeeeehhh.....eeeeeeehhh.eeeeeee... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                1sm3 H    1 QVQLQESGGGLVQPGGSMKLSCVASGFTFSNYWMNWVRQSPEKGLEWVAEIRLKSNNYATHYAESVKGRFTISRDDSKSSVYLQMNNLRAEDTGIYYCTGVGQFAYWGQGTTVTVSSAKTTPPTVYPLAPGSMVTLGCLVKGYFPEPVTVTWNSGSLASGVHTFPAVLQSDLYTLSSSVTVPSSTWPSETVTCNVAHPASSTKVDAKIVPR  213
                                    10        20        30        40        50  |||   57        67        77     |||84        94   ||  106       116       126||     142       152       162       172       182       192       202       212 
                                                                              52A||                            82A||              98|                       127|                                                                               
                                                                               52B|                             82B|              101                        134                                                                               
                                                                                52C                              82C                                                                                                                           

Chain L from PDB  Type:PROTEIN  Length:210
 aligned with LV1A_MOUSE | P01723 from UniProtKB/Swiss-Prot  Length:117

    Alignment length:210
                                                                                                                         117                                                                                                                  
                                    31        41        51        61        71        81        91       101       111     |   -         -         -         -         -         -         -         -         -         -         -         -
          LV1A_MOUSE     22 AVVTQESALTTSPGETVTLTCRSSTGAVTTSNYANWVQEKPDHLFTGLIGGTNNRAPGVPARFSGSLIGDKAALTITGAQTEDEAIYFCALWYSNH------------------------------------------------------------------------------------------------------------------    -
               SCOP domains d1sm3l1 L:3-107 Immunoglobulin light chain lambda variable domain, VL-lambda                                 d1sm3l2 L:108-208 Immunoglobulin light chain lambda constant domain, CL-lambda                        SCOP domains
               CATH domains 1sm3L01 L:3-107 Immunoglobulins                                                                              1sm3L02 L:108-207 Immunoglobulins                                                                   - CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ..eee..eeeee....eeeeeee......hhh..eeeeee...eeeeee.............eeeeee..eeeeee....hhh.eeeeeeee....eee...eeeeee.......eeeee...hhhhhh.eeeeeeeee.......eeeeee........eee............eeeeeeeehhhhhh..eeeeeeee..eeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                1sm3 L    3 IVVTQESALTTSPGETVTLTCRSSTGAVTTSNYANWVQEKPDHLFTGLIGGTNNRAPGVPARFSGSLIGDKAALTITGAQTEDEAIYFCALWYSNHWVFGGGTKLTVLGSEKSSPSVTLFPPSSEELETNKATLVCTITDFYPGVVTVDWKVDGTPVTQGMETTQPSKQSNNKYMASSYLTLTARAWERHSSYSCQVTHEGHTVEKSLSR  208
                                    12        22     |||29        39        49        59        69        79        89        99       108       118       128       138       148       158       168       178       188       198       208
                                                   27A||                                                                            106A                                                                                                      
                                                    27B|                                                                                                                                                                                      
                                                     27C                                                                                                                                                                                      

Chain P from PDB  Type:PROTEIN  Length:9
 aligned with MUC1_HUMAN | P15941 from UniProtKB/Swiss-Prot  Length:1255

    Alignment length:9
          MUC1_HUMAN    920 SAPDTRPAP  928
               SCOP domains --------- SCOP domains
               CATH domains --------- CATH domains
               Pfam domains --------- Pfam domains
         Sec.struct. author ......... Sec.struct. author
                 SAPs(SNPs) --------- SAPs(SNPs)
                    PROSITE --------- PROSITE
                 Transcript --------- Transcript
                1sm3 P    2 SAPDTRPAP   10

   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  (4, 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 1SM3)

(-) Gene Ontology  (27, 29)

Asymmetric/Biological Unit(hide GO term definitions)
Chain H   (HVM32_MOUSE | P01801)
molecular function
    GO:0003823    antigen binding    Interacting selectively and non-covalently with an antigen, any substance which is capable of inducing a specific immune response and of reacting with the products of that response, the specific antibody or specifically sensitized T-lymphocytes, or both. Binding may counteract the biological activity of the antigen.

Chain L   (LV1A_MOUSE | P01723)
molecular function
    GO:0003823    antigen binding    Interacting selectively and non-covalently with an antigen, any substance which is capable of inducing a specific immune response and of reacting with the products of that response, the specific antibody or specifically sensitized T-lymphocytes, or both. Binding may counteract the biological activity of the antigen.
cellular component
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

Chain P   (MUC1_HUMAN | P15941)
molecular function
    GO:0000978    RNA polymerase II core promoter proximal region sequence-specific DNA binding    Interacting selectively and non-covalently with a sequence of DNA that is in cis with and relatively close to a core promoter for RNA polymerase II.
    GO:0002039    p53 binding    Interacting selectively and non-covalently with one of the p53 family of proteins.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0003712    transcription cofactor activity    Interacting selectively and non-covalently with a regulatory transcription factor and also with the basal transcription machinery in order to modulate transcription. Cofactors generally do not bind the template nucleic acid, but rather mediate protein-protein interactions between regulatory transcription factors and the basal transcription machinery.
biological process
    GO:0006977    DNA damage response, signal transduction by p53 class mediator resulting in cell cycle arrest    A cascade of processes induced by the cell cycle regulator phosphoprotein p53, or an equivalent protein, in response to the detection of DNA damage and resulting in the stopping or reduction in rate of the cell cycle.
    GO:0006978    DNA damage response, signal transduction by p53 class mediator resulting in transcription of p21 class mediator    A cascade of processes induced by the cell cycle regulator phosphoprotein p53, or an equivalent protein, resulting in the induction of the transcription of p21 (also known as WAF1, CIP1 and SDI1) or any equivalent protein, in response to the detection of DNA damage.
    GO:0016266    O-glycan processing    The stepwise addition of carbohydrate or carbohydrate derivative residues to the initially added O-linked residue (usually GalNAc) to form a core O-glycan structure.
    GO:0033629    negative regulation of cell adhesion mediated by integrin    Any process that stops, prevents, or reduces the frequency, rate, or extent of cell adhesion mediated by integrin.
    GO:1902166    negative regulation of intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator    Any process that stops, prevents or reduces the frequency, rate or extent of intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator.
    GO:0010944    negative regulation of transcription by competitive promoter binding    Any process that stops, prevents, or reduces the frequency, rate or extent of DNA-dependent transcription using a mechanism that involves direct competition for interaction with a promoter binding site.
    GO:0090240    positive regulation of histone H4 acetylation    Any process that increases the rate, frequency, or extent of histone H4 acetylation, the modification of histone H4 by the addition of an acetyl group.
    GO:0036003    positive regulation of transcription from RNA polymerase II promoter in response to stress    Any process that increases the frequency, rate or extent of transcription from an RNA polymerase II promoter as a result of a stimulus indicating the organism is under stress. The stress is usually, but not necessarily, exogenous (e.g. temperature, humidity, ionizing radiation).
    GO:0043618    regulation of transcription from RNA polymerase II promoter in response to stress    Any process that modulates the frequency, rate or extent of transcription from an RNA polymerase II promoter as a result of a stimulus indicating the organism is under stress. The stress is usually, but not necessarily, exogenous (e.g. temperature, humidity, ionizing radiation).
cellular component
    GO:0005796    Golgi lumen    The volume enclosed by the membranes of any cisterna or subcompartment of the Golgi apparatus, including the cis- and trans-Golgi networks.
    GO:0016324    apical plasma membrane    The region of the plasma membrane located at the apical end of the cell.
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0070062    extracellular exosome    A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
    GO:0005576    extracellular region    The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
    GO:0005615    extracellular space    That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0005887    integral component of plasma membrane    The component of the plasma membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0000790    nuclear chromatin    The ordered and organized complex of DNA, protein, and sometimes RNA, that forms the chromosome in the nucleus.
    GO:0005634    nucleus    A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0031982    vesicle    Any small, fluid-filled, spherical organelle enclosed by membrane.

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 Related Entries

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

UniProtKB/Swiss-Prot
        HVM32_MOUSE | P018011m71 1m7d 1m7i 1pz5 2dlf 5a2i 5a2j 5a2k 5a2l
        LV1A_MOUSE | P017231p4b 1p4i 1q0x
        MUC1_HUMAN | P159412acm 2fo4 5t6p 5t78

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 1SM3)