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(-) Description

Title :  CRYSTAL STRUCTURE OF RAT BETA-GALACTOSIDE ALPHA-2,6-SIALYLTRANSFERASE 1 (ST6GAL1), NORTHEAST STRUCTURAL GENOMICS CONSORTIUM TARGET RNR367A
 
Authors :  F. Forouhar, L. Meng, S. Milaninia, J. Seetharaman, M. Su, G. Kornhaber G. T. Montelione, J. F. Hunt, K. W. Moremen, L. Tong, Northeast Struct Genomics Consortium (Nesg)
Date :  13 Sep 13  (Deposition) - 25 Sep 13  (Release) - 25 Dec 13  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.40
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Structural Genomics, Psi-Biology, Northeast Structural Genomics Consortium, Nesg, Alpha-Beta Protein, Beta-Galactoside Alpha-2, 6- Sialyltransferase 1, Transferase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  L. Meng, F. Forouhar, D. Thieker, Z. Gao, A. Ramiah, H. Moniz, Y. Xiang, J. Seetharaman, S. Milaninia, M. Su, R. Bridger, L. Veillon, P. Azadi, G. Kornhaber, L. Wells, G. T. Montelione, R. J. Woods, L. Tong, K. W. Moremen
Enzymatic Basis For N-Glycan Sialylation: Structure Of Rat Alpha 2, 6-Sialyltransferase (St6Gal1) Reveals Conserved And Unique Features For Glycan Sialylation.
J. Biol. Chem. V. 288 34680 2013
PubMed-ID: 24155237  |  Reference-DOI: 10.1074/JBC.M113.519041

(-) Compounds

Molecule 1 - BETA-GALACTOSIDE ALPHA-2,6-SIALYLTRANSFERASE 1
    Chains: A, B
    EC Number: 2.4.99.1
    Engineered: YES
    Expression System: HOMO SAPIENS
    Expression System Cell Line: HEK293
    Expression System Plasmid: PGEN2 MAMMALIAN EXPRESSION VECTOR
    Expression System Taxid: 9606
    Fragment: UNP RESIDUES 95-403
    Gene: RCG_36561, ST6GAL1
    Organism Common: BROWN RAT,RAT,RATS
    Organism Scientific: RATTUS NORVEGICUS
    Organism Taxid: 10116
    Strain: BN
    Synonym: RCG36561, ISOFORM CRA_A

 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, 20)

Asymmetric Unit (2, 20)
No.NameCountTypeFull Name
1MSE16Mod. Amino AcidSELENOMETHIONINE
2NAG4Ligand/IonN-ACETYL-D-GLUCOSAMINE
Biological Unit 1 (2, 11)
No.NameCountTypeFull Name
1MSE9Mod. Amino AcidSELENOMETHIONINE
2NAG2Ligand/IonN-ACETYL-D-GLUCOSAMINE
Biological Unit 2 (2, 9)
No.NameCountTypeFull Name
1MSE7Mod. Amino AcidSELENOMETHIONINE
2NAG2Ligand/IonN-ACETYL-D-GLUCOSAMINE

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASN A:146 , SER A:148 , LYS A:294 , HOH A:700BINDING SITE FOR RESIDUE NAG A 501
2AC2SOFTWAREPHE A:155 , ASN A:158 , ALA A:310BINDING SITE FOR RESIDUE NAG A 502
3AC3SOFTWAREARG A:197 , GLN A:218 , ASN B:146 , LYS B:294BINDING SITE FOR RESIDUE NAG B 501
4AC4SOFTWAREPHE B:155 , ASN B:158BINDING SITE FOR RESIDUE NAG B 502

(-) SS Bonds  (4, 4)

Asymmetric Unit
No.Residues
1A:139 -A:403
2A:181 -A:332
3B:139 -B:403
4B:181 -B:332

(-) Cis Peptide Bonds  (4, 4)

Asymmetric Unit
No.Residues
1Phe A:155 -Pro A:156
2Gly A:176 -Pro A:177
3Phe B:155 -Pro B:156
4Gly B:176 -Pro B:177

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4MPS)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4MPS)

(-) Exons   (0, 0)

(no "Exon" information available for 4MPS)

(-) 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:293
                                                                                                                                                                                                                                                                                                                                     
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhh................hhhhhhhhhhhhh................................eeeeeee..hhhhh...hhhhhhh..eeeee.......hhhhhh....eeeeehhhhhhhhhhhhhhhhhh.eeeee.......hhhhhhhh....hhhhhhhhhhhh....eee...hhhhhhhhhhhhhh.........hhhhhhhhhhhh.eeeeeee......................hhhhhhhhhhhhh..hhhhhhhh.eeeee....... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4mps A 104 PRLLKIWRNYLNmNKYKVSYKGPGPGVKFSVEALRCHLRDHVNVSmIEATDFPFNTTEWEGYLPKENFRTKVGPWQRCAVVSSAGSLKNSQLGREIDNHDAVLRFNGAPTDNFQQDVGSKTTIRLmNSQLVTTEKRFLKDSLYTEGILIVWDPSVYHADIPKWYQKPDYNFFETYKSYRRLNPSQPFYILKPQmPWELWDIIQEISADLIQPNPPSSGmLGIIImmTLCDQVDIYEFLPSKRKTDVCYYHQTmGAYHPLLFEKNmVKHLNEGTDEDIYLFGKATLSGFRNIRC 403
                                   113  |    123       133       143     | 153       163       173       183       193       203       213       223     | 233       243       253       263       273       283       293   |   303       313       323    || 333       343       353|||    370    |  380       390       400   
                                      116-MSE                          149-MSE                                                                         229-MSE                                                             297-MSE                  322-MSE ||                      354||         375-MSE                        
                                                                                                                                                                                                                                                          328-MSE                    362|                                        
                                                                                                                                                                                                                                                           329-MSE                    363-MSE                                    


Chain B from PDB  Type:PROTEIN  Length:273
                                                                                                                                                                                                                                                                                                                 
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ................hhhhhhhhhhhhh........................hhhhh...eeeeeee..hhhhh...hhhhhhh..eeeee.......hhhhhh....eeeeehhhhhhhhhhhhhhhhhh.eeeee.......hhhhhhh.....hhhhhhhhhhhh....eee...hhhhhhhhhhhhhh.........hhhhhhhhhhhh.eeeeeee...............hhhhhhhhhhhhh..hhhhhhhhheeeee.hhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4mps B 117 NKYKVSYKGPGPGVKFSVEALRCHLRDHVNVSmIEATDFPFNTTEWEGYLPKENFRTKVGPWQRCAVVSSAGSLKNSQLGREIDNHDAVLRFNGAPTDNFQQDVGSKTTIRLmNSQLVTTEKRFLKDSLYTEGILIVWDPSVYHADIPKWYQKPDYNFFETYKSYRRLNPSQPFYILKPQmPWELWDIIQEISADLIQPNPPSSGmLGIIImmTLCDQVDIYEFLPSKRDVCYYHYHPLLFEKNmVKHLNEGTDEDIYLFGKATLSGFRNIRC 403
                                   126       136       146  |    156       166       176       186       196       206       216       226  |    236       246       256       266       276       286       296|      306       316     | 326 ||    336       348    || 370    |  380       390       400   
                                                          149-MSE                                                                         229-MSE                                                             297-MSE                  322-MSE ||             345|  353|      375-MSE                        
                                                                                                                                                                                                                                             328-MSE           348   366                                     
                                                                                                                                                                                                                                              329-MSE
   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 4MPS)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4MPS)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4MPS)

(-) Gene Ontology  (25, 37)

Asymmetric Unit(hide GO term definitions)

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