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(-) Description

Title :  LAC REPRESSOR ENGINEERED TO BIND SUCRALOSE, SUCRALOSE-BOUND TETRAMER
 
Authors :  M. A. Arbing, D. Cascio, M. R. Sawaya, S. Kosuri, G. M. Church
Date :  24 Dec 14  (Deposition) - 23 Dec 15  (Release) - 02 Mar 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.10
Chains :  Asym./Biol. Unit :  A,B,C,D
Keywords :  Sucralose, Laci, Lac Repressor, Lactose Operon Repressor, Protein Design, Allostery, Escherichia Coli, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  N. D. Taylor, A. S. Garruss, R. Moretti, S. Chan, M. A. Arbing, D. Cascio J. K. Rogers, F. J. Isaacs, S. Kosuri, D. Baker, S. Fields, G. M. Church, S. Raman
Engineering An Allosteric Transcription Factor To Respond T New Ligands.
Nat. Methods V. 13 177 2016
PubMed-ID: 26689263  |  Reference-DOI: 10.1038/NMETH.3696

(-) Compounds

Molecule 1 - LAC REPRESSOR
    Chains: A, B, C, D
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET14B
    Expression System Strain: BL21-AI
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: B0345, ECDH1ME8569_0332, ECDH1_3261, LACI
    Mutation: YES
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 536056
    Strain: K12 MG1655
    Synonym: TRANSCRIPTIONAL REGULATOR, LACI FAMILY

 Structural Features

(-) Chains, Units

  1234
Asymmetric/Biological Unit : ABCD

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 4)

Asymmetric/Biological Unit (1, 4)
No.NameCountTypeFull Name
140J4Ligand/Ion1,6-DICHLORO-1,6-DIDEOXY-BETA-D-FRUCTOFURANOSYL 4-CHLORO-4-DEOXY-ALPHA-D-GALACTOPYRANOSIDE

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWARELEU A:73 , ALA A:75 , PRO A:76 , ILE A:79 , ASN A:125 , TYR A:126 , PRO A:127 , LEU A:148 , THR A:149 , ASP A:193 , ARG A:197 , TRP A:220 , ASN A:246 , ASP A:274 , GLN A:291BINDING SITE FOR RESIDUE 40J A 501
2AC2SOFTWARELEU B:73 , ALA B:75 , PRO B:76 , ILE B:79 , ASN B:125 , TYR B:126 , PRO B:127 , LEU B:148 , THR B:149 , ASP B:193 , ARG B:197 , TRP B:220 , ASN B:246 , ASP B:274 , GLN B:291BINDING SITE FOR RESIDUE 40J B 501
3AC3SOFTWARELEU C:73 , ALA C:75 , PRO C:76 , ILE C:79 , ASN C:125 , TYR C:126 , PRO C:127 , LEU C:148 , THR C:149 , ASP C:193 , ARG C:197 , TRP C:220 , ASN C:246 , ASP C:274 , GLN C:291BINDING SITE FOR RESIDUE 40J C 501
4AC4SOFTWAREALA D:75 , PRO D:76 , ILE D:79 , ASN D:125 , TYR D:126 , PRO D:127 , LEU D:148 , THR D:149 , PHE D:161 , ASP D:193 , ARG D:197 , TRP D:220 , ASN D:246 , ASP D:274 , GLN D:291 , LEU D:296BINDING SITE FOR RESIDUE 40J D 501

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4RZT)

(-) Cis Peptide Bonds  (4, 4)

Asymmetric/Biological Unit
No.Residues
1Ile A:283 -Pro A:284
2Ile B:283 -Pro B:284
3Ile C:283 -Pro C:284
4Ile D:283 -Pro D:284

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4RZT)

(-) 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:301
                                                                                                                                                                                                                                                                                                                                             
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeeee...hhhhhhhhhhhhhhhhhhh.eeeeeee..hhhhhhhhhhhhhhhh....eeee...hhhhhhhhhhhh....eee............eehhhhhhhhhhhhhhhhh...eeeee....hhhhhhhhhhhhhhhhh......eeee...hhhhhhhhhhhhhhh.....eeee.hhhhhhhhhhhhhhh........eee....hhhhhhh.....eee.hhhhhhhhhhhhhhhhhh........ee..eee.............hhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4rzt A  60 QSLLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGVEACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLTASDQTPLNSIIFSHEDGTRLGVEHLVALGHQQIALLAGPLSSVDARLRLAGWHKYLTRNQIQPIAEREGDWSAMSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSCYIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPRALADSLMQLARQVSRLESGQ 360
                                    69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219       229       239       249       259       269       279       289       299       309       319       329       339       349       359 


Chain B from PDB  Type:PROTEIN  Length:295
                                                                                                                                                                                                                                                                                                                                       
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee...hhhhhhhhhhhhhhhhhhh.eeeeeee..hhhhhhhhhhhhhhhh....eeee...hhhhhhhhhhhh....eee............eehhhhhhhhhhhhhhhhh...eeeee....hhhhhhhhhhhhhhhhh......eeee...hhhhhhhhhhhhhhh.....eeee.hhhhhhhhhhhhhhh........eee....hhhhhhh.....eee.hhhhhhhhhhhhhhhhhh........ee..eee.............hhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4rzt B  62 LLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGVEACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLTASDQTPLNSIIFSHEDGTRLGVEHLVALGHQQIALLAGPLSSVDARLRLAGWHKYLTRNQIQPIAEREGDWSAMSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSCYIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPRALADSLMQLARQVSRL 356
                                    71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351     


Chain C from PDB  Type:PROTEIN  Length:301
                                                                                                                                                                                                                                                                                                                                             
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeeee...hhhhhhhhhhhhhhhhhhh.eeeeeee..hhhhhhhhhhhhhhhh....eeee...hhhhhhhhhhhh....eee............eehhhhhhhhhhhhhhhhh...eeeee....hhhhhhhhhhhhhhhhh......eeee...hhhhhhhhhhhhhhh.....eeee.hhhhhhhhhhhhhhh........eee....hhhhhhh.....eee.hhhhhhhhhhhhhhhhhh........ee..eee.............hhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4rzt C  60 QSLLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGVEACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLTASDQTPLNSIIFSHEDGTRLGVEHLVALGHQQIALLAGPLSSVDARLRLAGWHKYLTRNQIQPIAEREGDWSAMSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSCYIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPRALADSLMQLARQVSRLESGQ 360
                                    69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219       229       239       249       259       269       279       289       299       309       319       329       339       349       359 


Chain D from PDB  Type:PROTEIN  Length:295
                                                                                                                                                                                                                                                                                                                                       
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee...hhhhhhhhhhhhhhhhhhh.eeeeeee..hhhhhhhhhhhhhhhh....eeee...hhhhhhhhhhhh....eee............eehhhhhhhhhhhhhhhhh...eeeee....hhhhhhhhhhhhhhhhh......eeee...hhhhhhhhhhhhhhh.....eeee.hhhhhhhhhhhhhhh........eee....hhhhhhh.....eee.hhhhhhhhhhhhhhhhhh........ee..eee.............hhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4rzt D  62 LLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGVEACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLTASDQTPLNSIIFSHEDGTRLGVEHLVALGHQQIALLAGPLSSVDARLRLAGWHKYLTRNQIQPIAEREGDWSAMSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSCYIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPRALADSLMQLARQVSRL 356
                                    71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351
   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 4RZT)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (8, 8)

Asymmetric/Biological Unit(hide GO term definitions)

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  4rzt
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 Related Entries

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

UniProtKB/Swiss-Prot
        LACI_ECOLI | P03023: 1cjg 1efa 1jwl 1jye 1jyf 1l1m 1lbg 1lbh 1lbi 1lcc 1lcd 1lqc 1ltp 1osl 1tlf 1z04 2bjc 2kei 2kej 2kek 2p9h 2paf 2pe5 3edc 4rzs

(-) Related Entries Specified in the PDB File

4rzs UNLIGANDED TETRAMERIC STRUCTURE