HEADER ENTEROTOXIN 09-MAY-96 1LTI TITLE HEAT-LABILE ENTEROTOXIN (LT-I) COMPLEX WITH T-ANTIGEN COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEAT LABILE ENTEROTOXIN TYPE I; COMPND 3 CHAIN: D, E, F, G, H; COMPND 4 SYNONYM: LT-I; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: LATENT/INACTIVE FORM; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: HEAT LABILE ENTEROTOXIN TYPE I; COMPND 9 CHAIN: A; COMPND 10 SYNONYM: LT-I; COMPND 11 ENGINEERED: YES; COMPND 12 OTHER_DETAILS: LATENT/INACTIVE FORM; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: HEAT LABILE ENTEROTOXIN TYPE I; COMPND 15 CHAIN: C; COMPND 16 SYNONYM: LT-I; COMPND 17 ENGINEERED: YES; COMPND 18 OTHER_DETAILS: LATENT/INACTIVE FORM SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 STRAIN: PORCINE ENTEROTOXIGENIC K12; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: C600; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: EWD299; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 11 ORGANISM_TAXID: 562; SOURCE 12 STRAIN: PORCINE ENTEROTOXIGENIC K12; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 EXPRESSION_SYSTEM_STRAIN: C600; SOURCE 16 EXPRESSION_SYSTEM_PLASMID: EWD299; SOURCE 17 MOL_ID: 3; SOURCE 18 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 19 ORGANISM_TAXID: 562; SOURCE 20 STRAIN: PORCINE ENTEROTOXIGENIC K12; SOURCE 21 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 22 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 23 EXPRESSION_SYSTEM_STRAIN: C600; SOURCE 24 EXPRESSION_SYSTEM_PLASMID: EWD299 KEYWDS ADP-RIBOSYL TRANSFERASE, ENTEROTOXIN EXPDTA X-RAY DIFFRACTION AUTHOR F.VAN DEN AKKER,W.G.J.HOL REVDAT 4 29-JUL-20 1LTI 1 COMPND REMARK HETNAM LINK REVDAT 4 2 1 SITE ATOM REVDAT 3 24-FEB-09 1LTI 1 VERSN REVDAT 2 01-APR-03 1LTI 1 JRNL REVDAT 1 17-AUG-96 1LTI 0 JRNL AUTH F.VAN DEN AKKER,E.STEENSMA,W.G.HOL JRNL TITL TUMOR MARKER DISACCHARIDE D-GAL-BETA 1, 3-GALNAC COMPLEXED JRNL TITL 2 TO HEAT-LABILE ENTEROTOXIN FROM ESCHERICHIA COLI. JRNL REF PROTEIN SCI. V. 5 1184 1996 JRNL REFN ISSN 0961-8368 JRNL PMID 8762150 REMARK 2 REMARK 2 RESOLUTION. 2.13 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.13 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 86.5 REMARK 3 NUMBER OF REFLECTIONS : 37447 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE-R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.274 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5978 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 59 REMARK 3 SOLVENT ATOMS : 183 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 33.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.960 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.500 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1LTI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000174833. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-DEC-95 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : RAXIS SOFTWARE, R-AXIS REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38264 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.130 REMARK 200 RESOLUTION RANGE LOW (A) : 77.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 86.2 REMARK 200 DATA REDUNDANCY : 2.500 REMARK 200 R MERGE (I) : 0.05400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.13 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.25 REMARK 200 COMPLETENESS FOR SHELL (%) : 73.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.16000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: LIQUID-LIQUID DIFFUSION CAPILLARY REMARK 280 CONTAINS: 0.1M TRIS PH 7.5, 0.1M NACL, 0.001M EDTA, 0.02% SODIUM REMARK 280 AZIDE, 4.5 MG/ML LT-I, 0.025M LACTOSE AND 5% PEG 6000. CRYSTAL REMARK 280 WAS SOAKED FOR 1 DAY IN LACTOSE FREE MOTHER LIQUOR CONTAINING REMARK 280 0.1M D-GAL-BETA1,3GALNAC BEFORE DATA COLLECTION., LIQUID - REMARK 280 LIQUID DIFFUSION REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 59.85000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 32.20000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 50.25000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 32.20000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 59.85000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 50.25000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 REMARK: THE ASYMMETRIC UNIT CONTAINS ONE AB5 TOXIN HEXAMER. THE A REMARK 300 SUBUNIT CONTAINS TWO FRAGMENTS LINKED BY A DISORDERED REMARK 300 LOOP. THESE 2 FRAGMENTS ARE CONVENTIONALLY REFERRED TO REMARK 300 AS A1 AND A2, WHICH ARE LABELED AS CHAINS A AND C IN THIS REMARK 300 COORDINATE SET. FRAGMENT A1 AND A2 ARE COVALENTLY LINKED REMARK 300 IN THE LATENT TOXIN AND ARE PROTEOLYTICALLY CLEAVED UPON REMARK 300 ACTIVATION. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: HEPTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, E, F, G, H, A, C, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ASN A 1 REMARK 465 GLY A 2 REMARK 465 ASP A 3 REMARK 465 ASN A 189 REMARK 465 SER A 190 REMARK 465 SER A 191 REMARK 465 ARG A 192 REMARK 465 THR C 193 REMARK 465 ILE C 194 REMARK 465 THR C 195 REMARK 465 ARG C 237 REMARK 465 ASP C 238 REMARK 465 GLU C 239 REMARK 465 LEU C 240 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 VAL D 50 N - CA - C ANGL. DEV. = -17.0 DEGREES REMARK 500 PRO A 106 C - N - CA ANGL. DEV. = 9.2 DEGREES REMARK 500 PRO A 108 C - N - CA ANGL. DEV. = 9.7 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LYS D 34 -3.28 78.68 REMARK 500 ASP D 83 -67.07 -94.47 REMARK 500 GLN E 16 141.31 -177.57 REMARK 500 LYS E 34 -1.23 71.72 REMARK 500 ARG F 35 35.97 -142.93 REMARK 500 PRO F 53 105.47 -59.10 REMARK 500 ASP F 83 -64.90 -92.82 REMARK 500 GLU G 51 152.47 -49.90 REMARK 500 ILE H 20 -73.45 -77.41 REMARK 500 GLN H 56 -18.26 -48.62 REMARK 500 ASP H 83 -70.06 -88.65 REMARK 500 ASP A 32 108.37 -31.81 REMARK 500 ARG A 33 -156.93 -95.82 REMARK 500 THR A 35 73.43 -66.07 REMARK 500 ARG A 54 104.21 -27.10 REMARK 500 TYR A 55 26.57 -141.13 REMARK 500 LEU A 77 23.44 -79.93 REMARK 500 PRO A 108 -73.28 -52.40 REMARK 500 TYR A 109 0.10 -50.80 REMARK 500 GLN A 111 59.40 39.25 REMARK 500 GLU A 137 37.88 -68.84 REMARK 500 PRO A 169 -54.57 -21.71 REMARK 500 ASP A 170 -70.66 -80.72 REMARK 500 HIS A 171 14.32 32.27 REMARK 500 GLN A 172 -43.03 59.97 REMARK 500 GLN A 185 81.88 -55.52 REMARK 500 ASP C 197 45.18 -79.77 REMARK 500 THR C 198 -103.84 -119.02 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR D 12 0.07 SIDE CHAIN REMARK 500 TYR E 76 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 D-GALACTOSE-BETA1,3-N-ACETYL-GALACTOSAMINE (GAL-BETA1, REMARK 600 3GALNAC) IS THE DISACCHARIDE PART OF THE THOMSEN REMARK 600 FRIEDENREICH TUMOR ANTIGEN, OR T-ANTIGEN (D-GAL-BETA1, REMARK 600 3GALNAC-ALPHA-SER/THR). THE T-ANTIGEN IS ALSO THE TERMINAL REMARK 600 DISACCHARIDE IN THE NATURAL GM1 (GAL-BETA1, REMARK 600 3GALNAC-BETA1-(NEU5AC-ALPHA2,3)-4-GAL-BETA1,4GLC-CERAMIDE) REMARK 600 GANGLIOSIDE RECEPTOR FOR THE TOXIN. REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 GAL D 104 REMARK 610 GAL E 104 REMARK 610 GAL H 104 REMARK 999 REMARK 999 SEQUENCE REMARK 999 SUBUNIT NUMBERING SCHEME: REMARK 999 SUBUNIT CHAIN PROTEIN SEQUENCE REMARK 999 A1 A 4 - 188 REMARK 999 A2 C 196 - 236 REMARK 999 B#1 D 1 - 103 REMARK 999 B#2 E 1 - 103 REMARK 999 B#3 F 1 - 103 REMARK 999 B#4 G 1 - 103 REMARK 999 B#5 H 1 - 103 REMARK 999 WATER W 1 - 183 REMARK 999 GALACTOSE D 104 REMARK 999 GALACTOSE E 104 REMARK 999 GALACTOSE G 104 REMARK 999 N-ACETYL GALACTOSAMINE G 105 REMARK 999 GALACTOSE H 104 DBREF 1LTI D 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTI E 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTI F 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTI G 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTI H 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTI A 1 192 UNP P06717 ELAP_ECOLI 19 210 DBREF 1LTI C 193 240 UNP P06717 ELAP_ECOLI 211 258 SEQRES 1 D 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 D 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 D 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 D 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 D 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 D 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 D 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 D 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 E 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 E 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 E 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 E 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 E 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 E 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 E 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 E 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 F 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 F 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 F 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 F 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 F 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 F 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 F 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 F 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 G 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 G 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 G 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 G 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 G 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 G 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 G 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 G 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 H 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 H 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 H 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 H 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 H 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 H 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 H 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 H 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 A 192 ASN GLY ASP ARG LEU TYR ARG ALA ASP SER ARG PRO PRO SEQRES 2 A 192 ASP GLU ILE LYS ARG SER GLY GLY LEU MET PRO ARG GLY SEQRES 3 A 192 HIS ASN GLU TYR PHE ASP ARG GLY THR GLN MET ASN ILE SEQRES 4 A 192 ASN LEU TYR ASP HIS ALA ARG GLY THR GLN THR GLY PHE SEQRES 5 A 192 VAL ARG TYR ASP ASP GLY TYR VAL SER THR SER LEU SER SEQRES 6 A 192 LEU ARG SER ALA HIS LEU ALA GLY GLN SER ILE LEU SER SEQRES 7 A 192 GLY TYR SER THR TYR TYR ILE TYR VAL ILE ALA THR ALA SEQRES 8 A 192 PRO ASN MET PHE ASN VAL ASN ASP VAL LEU GLY VAL TYR SEQRES 9 A 192 SER PRO HIS PRO TYR GLU GLN GLU VAL SER ALA LEU GLY SEQRES 10 A 192 GLY ILE PRO TYR SER GLN ILE TYR GLY TRP TYR ARG VAL SEQRES 11 A 192 ASN PHE GLY VAL ILE ASP GLU ARG LEU HIS ARG ASN ARG SEQRES 12 A 192 GLU TYR ARG ASP ARG TYR TYR ARG ASN LEU ASN ILE ALA SEQRES 13 A 192 PRO ALA GLU ASP GLY TYR ARG LEU ALA GLY PHE PRO PRO SEQRES 14 A 192 ASP HIS GLN ALA TRP ARG GLU GLU PRO TRP ILE HIS HIS SEQRES 15 A 192 ALA PRO GLN GLY CYS GLY ASN SER SER ARG SEQRES 1 C 48 THR ILE THR GLY ASP THR CYS ASN GLU GLU THR GLN ASN SEQRES 2 C 48 LEU SER THR ILE TYR LEU ARG GLU TYR GLN SER LYS VAL SEQRES 3 C 48 LYS ARG GLN ILE PHE SER ASP TYR GLN SER GLU VAL ASP SEQRES 4 C 48 ILE TYR ASN ARG ILE ARG ASP GLU LEU HET A2G B 1 15 HET GAL B 2 11 HET GAL D 104 11 HET GAL E 104 11 HET GAL H 104 11 HETNAM A2G 2-ACETAMIDO-2-DEOXY-ALPHA-D-GALACTOPYRANOSE HETNAM GAL BETA-D-GALACTOPYRANOSE FORMUL 8 A2G C8 H15 N O6 FORMUL 8 GAL 4(C6 H12 O6) FORMUL 12 HOH *183(H2 O) HELIX 1 1 ILE D 5 GLU D 11 1 7 HELIX 2 2 ASP D 59 THR D 78 1 20 HELIX 3 3 ILE E 5 GLU E 11 1 7 HELIX 4 4 ASP E 59 THR E 78 1 20 HELIX 5 5 ILE F 5 GLU F 11 1 7 HELIX 6 6 ASP F 59 THR F 78 5 20 HELIX 7 7 ILE G 5 GLU G 11 1 7 HELIX 8 8 ASP G 59 THR G 78 1 20 HELIX 9 9 ILE H 5 GLU H 11 1 7 HELIX 10 10 ASP H 59 THR H 78 5 20 HELIX 11 11 PRO A 13 SER A 19 1 7 HELIX 12 12 LEU A 41 ALA A 45 1 5 HELIX 13 13 LEU A 66 GLY A 79 1 14 HELIX 14 14 VAL A 97 TYR A 104 1 8 HELIX 15 15 PRO A 108 GLU A 110 5 3 HELIX 16 16 TYR A 121 GLN A 123 5 3 HELIX 17 17 ASP A 147 ARG A 151 1 5 HELIX 18 18 ALA A 158 LEU A 164 1 7 HELIX 19 19 ALA A 173 ARG A 175 5 3 HELIX 20 20 ILE A 180 HIS A 182 5 3 HELIX 21 21 CYS C 199 ILE C 222 1 24 HELIX 22 22 SER C 224 TYR C 226 5 3 SHEET 1 A 6 THR D 15 THR D 19 0 SHEET 2 A 6 ILE D 82 TRP D 88 -1 N VAL D 87 O GLN D 16 SHEET 3 A 6 ALA D 98 LYS D 102 -1 N SER D 100 O ASP D 83 SHEET 4 A 6 SER E 26 ALA E 32 -1 N GLU E 29 O ILE D 99 SHEET 5 A 6 ARG E 35 THR E 41 -1 N THR E 41 O SER E 26 SHEET 6 A 6 THR E 47 VAL E 50 -1 N VAL E 50 O VAL E 38 SHEET 1 B 6 THR H 15 THR H 19 0 SHEET 2 B 6 LYS H 84 TRP H 88 -1 N VAL H 87 O GLN H 16 SHEET 3 B 6 SER H 95 LYS H 102 -1 N SER H 100 O LYS H 84 SHEET 4 B 6 SER D 26 SER D 30 -1 N GLU D 29 O ILE H 99 SHEET 5 B 6 MET D 37 THR D 41 -1 N THR D 41 O SER D 26 SHEET 6 B 6 THR D 47 VAL D 50 -1 N VAL D 50 O VAL D 38 SHEET 1 C 6 THR E 15 THR E 19 0 SHEET 2 C 6 ILE E 82 TRP E 88 -1 N VAL E 87 O GLN E 16 SHEET 3 C 6 ALA E 98 LYS E 102 -1 N SER E 100 O ASP E 83 SHEET 4 C 6 SER F 26 SER F 30 -1 N GLU F 29 O ILE E 99 SHEET 5 C 6 MET F 37 THR F 41 -1 N THR F 41 O SER F 26 SHEET 6 C 6 THR F 47 VAL F 50 -1 N VAL F 50 O VAL F 38 SHEET 1 D 6 THR F 15 THR F 19 0 SHEET 2 D 6 LYS F 84 TRP F 88 -1 N VAL F 87 O GLN F 16 SHEET 3 D 6 SER F 95 LYS F 102 -1 N SER F 100 O LYS F 84 SHEET 4 D 6 SER G 26 SER G 30 -1 N GLU G 29 O ILE F 99 SHEET 5 D 6 MET G 37 THR G 41 -1 N THR G 41 O SER G 26 SHEET 6 D 6 THR G 47 VAL G 50 -1 N VAL G 50 O VAL G 38 SHEET 1 E 6 THR G 15 THR G 19 0 SHEET 2 E 6 LYS G 84 TRP G 88 -1 N VAL G 87 O GLN G 16 SHEET 3 E 6 SER G 95 LYS G 102 -1 N SER G 100 O LYS G 84 SHEET 4 E 6 SER H 26 SER H 30 -1 N GLU H 29 O ILE G 99 SHEET 5 E 6 MET H 37 THR H 41 -1 N THR H 41 O SER H 26 SHEET 6 E 6 THR H 47 VAL H 50 -1 N VAL H 50 O VAL H 38 SHEET 1 F 3 LEU A 5 ASP A 9 0 SHEET 2 F 3 THR A 82 ILE A 88 -1 N ILE A 88 O LEU A 5 SHEET 3 F 3 ILE A 124 ASN A 131 -1 N VAL A 130 O TYR A 83 SHEET 1 G 3 TYR A 59 THR A 62 0 SHEET 2 G 3 VAL A 113 LEU A 116 -1 N ALA A 115 O VAL A 60 SHEET 3 G 3 MET A 94 ASN A 96 -1 N PHE A 95 O SER A 114 SSBOND 1 CYS D 9 CYS D 86 1555 1555 2.01 SSBOND 2 CYS E 9 CYS E 86 1555 1555 2.01 SSBOND 3 CYS F 9 CYS F 86 1555 1555 2.04 SSBOND 4 CYS G 9 CYS G 86 1555 1555 2.03 SSBOND 5 CYS H 9 CYS H 86 1555 1555 2.04 SSBOND 6 CYS A 187 CYS C 199 1555 1555 2.03 LINK O3 A2G B 1 C1 GAL B 2 1555 1555 1.44 CISPEP 1 THR D 92 PRO D 93 0 0.61 CISPEP 2 THR E 92 PRO E 93 0 -0.60 CISPEP 3 THR F 92 PRO F 93 0 -0.21 CISPEP 4 THR G 92 PRO G 93 0 0.32 CISPEP 5 THR H 92 PRO H 93 0 -0.19 CISPEP 6 GLU A 177 PRO A 178 0 0.11 CRYST1 119.700 100.500 64.400 90.00 90.00 90.00 P 21 21 21 20 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.008354 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009950 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015528 0.00000