HEADER TRANSPORT 22-FEB-06 2CFQ TITLE SUGAR FREE LACTOSE PERMEASE AT NEUTRAL PH COMPND MOL_ID: 1; COMPND 2 MOLECULE: LACTOSE PERMEASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: LACTOSE-PROTON SYMPORT; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRANSPORT, LACTOSE PERMEASE, TRANSPORT MECHANISM, LACTOSE/H+ SYMPORT, KEYWDS 2 SUGAR TRANSPORT, TRANSMEMBRANE, FORMYLATION EXPDTA X-RAY DIFFRACTION AUTHOR O.MIRZA,L.GUAN,G.VERNER,S.IWATA,H.R.KABACK REVDAT 4 13-DEC-23 2CFQ 1 REMARK LINK REVDAT 3 24-FEB-09 2CFQ 1 VERSN REVDAT 2 10-MAY-06 2CFQ 1 JRNL REVDAT 1 13-MAR-06 2CFQ 0 JRNL AUTH O.MIRZA,L.GUAN,G.VERNER,S.IWATA,H.R.KABACK JRNL TITL STRUCTURAL EVIDENCE FOR INDUCED FIT AND A MECHANISM FOR JRNL TITL 2 SUGAR/H(+) SYMPORT IN LACY. JRNL REF EMBO J. V. 25 2038 2006 JRNL REFN ISSN 0261-4189 JRNL PMID 16525509 JRNL DOI 10.1038/SJ.EMBOJ.7601028 REMARK 2 REMARK 2 RESOLUTION. 2.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 9.99 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2842056.090 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 82.6 REMARK 3 NUMBER OF REFLECTIONS : 24688 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.262 REMARK 3 FREE R VALUE : 0.298 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.200 REMARK 3 FREE R VALUE TEST SET COUNT : 793 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.011 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.95 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 68.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3245 REMARK 3 BIN R VALUE (WORKING SET) : 0.3750 REMARK 3 BIN FREE R VALUE : 0.3950 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 109 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.038 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3290 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 93.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 85.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.41000 REMARK 3 B22 (A**2) : 3.41000 REMARK 3 B33 (A**2) : -6.83000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.48 REMARK 3 ESD FROM SIGMAA (A) : 0.90 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.55 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.89 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 2.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.000 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 5.020 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 7.740 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 7.480 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 10.390; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.28 REMARK 3 BSOL : 85.20 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2CFQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 22-FEB-06. REMARK 100 THE DEPOSITION ID IS D_1290027904. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97900 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35514 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.950 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 82.5 REMARK 200 DATA REDUNDANCY : 2.400 REMARK 200 R MERGE (I) : 0.13000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.9500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.02 REMARK 200 COMPLETENESS FOR SHELL (%) : 70.3 REMARK 200 DATA REDUNDANCY IN SHELL : 1.70 REMARK 200 R MERGE FOR SHELL (I) : 0.48000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.390 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1PV6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 83.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 7.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 93.89000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 61.23500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 61.23500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 140.83500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 61.23500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 61.23500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 46.94500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 61.23500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 61.23500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 140.83500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 61.23500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 61.23500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 46.94500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 93.89000 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 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 400 REMARK 400 COMPOUND REMARK 400 ENGINEERED RESIDUE IN CHAIN A, CYS 154 TO GLY REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 ALA A 195 REMARK 475 THR A 196 REMARK 475 VAL A 197 REMARK 475 ALA A 198 REMARK 475 ASN A 199 REMARK 475 ALA A 200 REMARK 475 VAL A 201 REMARK 475 GLY A 202 REMARK 475 ALA A 203 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O LYS A 335 OG SER A 339 2.12 REMARK 500 ND2 ASN A 8 OG1 THR A 189 2.16 REMARK 500 O GLU A 139 N ARG A 142 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 ILE A 103 N - CA - C ANGL. DEV. = -27.9 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 ALA A 25 -86.67 -101.86 REMARK 500 TYR A 26 -31.81 -36.41 REMARK 500 LEU A 34 -85.53 -50.55 REMARK 500 ASP A 36 -75.49 -86.12 REMARK 500 HIS A 39 85.78 59.35 REMARK 500 SER A 41 124.68 -35.24 REMARK 500 LYS A 42 -6.55 -57.54 REMARK 500 PRO A 61 -79.30 -72.79 REMARK 500 LEU A 62 -20.96 -39.67 REMARK 500 LEU A 66 -61.40 -96.68 REMARK 500 SER A 67 -21.43 -36.54 REMARK 500 LYS A 69 0.65 -63.40 REMARK 500 TYR A 75 -92.50 -13.31 REMARK 500 ALA A 88 -86.07 -57.64 REMARK 500 PRO A 89 -46.50 -27.55 REMARK 500 ILE A 94 -52.96 -147.22 REMARK 500 LEU A 99 -76.63 -42.97 REMARK 500 TYR A 101 40.02 -73.67 REMARK 500 ASN A 102 52.14 25.02 REMARK 500 SER A 107 -19.29 -149.67 REMARK 500 ILE A 112 51.73 -114.28 REMARK 500 CYS A 117 48.10 -87.74 REMARK 500 PHE A 118 -58.26 -167.74 REMARK 500 ALA A 127 -77.06 -73.86 REMARK 500 PHE A 128 -50.08 -29.51 REMARK 500 ARG A 134 -85.53 -64.20 REMARK 500 ASN A 137 30.24 80.11 REMARK 500 PHE A 140 -49.74 -22.82 REMARK 500 MET A 145 59.88 -94.88 REMARK 500 PHE A 146 -42.67 -147.91 REMARK 500 SER A 156 -73.53 -40.85 REMARK 500 ILE A 164 -32.87 -38.57 REMARK 500 ASN A 165 120.30 -178.89 REMARK 500 PHE A 168 53.02 -65.20 REMARK 500 VAL A 169 -60.46 -146.26 REMARK 500 LEU A 178 -72.27 -92.72 REMARK 500 ALA A 181 24.88 -59.73 REMARK 500 VAL A 182 -45.72 -142.61 REMARK 500 LEU A 184 41.87 -79.03 REMARK 500 PHE A 185 -54.50 -128.17 REMARK 500 PHE A 186 -24.86 -36.87 REMARK 500 LYS A 188 -157.58 -149.13 REMARK 500 ASP A 190 -49.83 -154.55 REMARK 500 ALA A 191 113.66 -7.29 REMARK 500 PRO A 192 33.69 -72.69 REMARK 500 ALA A 195 -104.15 -139.27 REMARK 500 ALA A 198 -91.20 -107.22 REMARK 500 ASN A 199 35.16 -157.40 REMARK 500 VAL A 201 -147.96 -153.99 REMARK 500 ALA A 203 95.67 -173.24 REMARK 500 REMARK 500 THIS ENTRY HAS 89 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG A 503 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LEU A 57 O REMARK 620 2 CYS A 355 SG 102.3 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG A 502 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 176 SG REMARK 620 2 ALA A 177 N 67.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG A 505 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ILE A 230 O REMARK 620 2 CYS A 234 SG 94.2 REMARK 620 3 THR A 235 OG1 79.8 110.7 REMARK 620 4 MET A 365 SD 159.5 96.9 80.2 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 505 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1M2U RELATED DB: PDB REMARK 900 STRUCTURE OF THE LACTOSE PERMEASE FROM NON- TRADITIONALCONSTRAINTS REMARK 900 RELATED ID: 1PV6 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF LACTOSE PERMEASE REMARK 900 RELATED ID: 1PV7 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF LACTOSE PERMEASE WITH TDG REMARK 900 RELATED ID: 2CFP RELATED DB: PDB REMARK 900 SUGAR FREE LACTOSE PERMEASE AT ACIDIC PH DBREF 2CFQ A 1 417 UNP P02920 LACY_ECOLI 1 417 SEQADV 2CFQ GLY A 154 UNP P02920 CYS 154 ENGINEERED MUTATION SEQRES 1 A 417 MET TYR TYR LEU LYS ASN THR ASN PHE TRP MET PHE GLY SEQRES 2 A 417 LEU PHE PHE PHE PHE TYR PHE PHE ILE MET GLY ALA TYR SEQRES 3 A 417 PHE PRO PHE PHE PRO ILE TRP LEU HIS ASP ILE ASN HIS SEQRES 4 A 417 ILE SER LYS SER ASP THR GLY ILE ILE PHE ALA ALA ILE SEQRES 5 A 417 SER LEU PHE SER LEU LEU PHE GLN PRO LEU PHE GLY LEU SEQRES 6 A 417 LEU SER ASP LYS LEU GLY LEU ARG LYS TYR LEU LEU TRP SEQRES 7 A 417 ILE ILE THR GLY MET LEU VAL MET PHE ALA PRO PHE PHE SEQRES 8 A 417 ILE PHE ILE PHE GLY PRO LEU LEU GLN TYR ASN ILE LEU SEQRES 9 A 417 VAL GLY SER ILE VAL GLY GLY ILE TYR LEU GLY PHE CYS SEQRES 10 A 417 PHE ASN ALA GLY ALA PRO ALA VAL GLU ALA PHE ILE GLU SEQRES 11 A 417 LYS VAL SER ARG ARG SER ASN PHE GLU PHE GLY ARG ALA SEQRES 12 A 417 ARG MET PHE GLY CYS VAL GLY TRP ALA LEU GLY ALA SER SEQRES 13 A 417 ILE VAL GLY ILE MET PHE THR ILE ASN ASN GLN PHE VAL SEQRES 14 A 417 PHE TRP LEU GLY SER GLY CYS ALA LEU ILE LEU ALA VAL SEQRES 15 A 417 LEU LEU PHE PHE ALA LYS THR ASP ALA PRO SER SER ALA SEQRES 16 A 417 THR VAL ALA ASN ALA VAL GLY ALA ASN HIS SER ALA PHE SEQRES 17 A 417 SER LEU LYS LEU ALA LEU GLU LEU PHE ARG GLN PRO LYS SEQRES 18 A 417 LEU TRP PHE LEU SER LEU TYR VAL ILE GLY VAL SER CYS SEQRES 19 A 417 THR TYR ASP VAL PHE ASP GLN GLN PHE ALA ASN PHE PHE SEQRES 20 A 417 THR SER PHE PHE ALA THR GLY GLU GLN GLY THR ARG VAL SEQRES 21 A 417 PHE GLY TYR VAL THR THR MET GLY GLU LEU LEU ASN ALA SEQRES 22 A 417 SER ILE MET PHE PHE ALA PRO LEU ILE ILE ASN ARG ILE SEQRES 23 A 417 GLY GLY LYS ASN ALA LEU LEU LEU ALA GLY THR ILE MET SEQRES 24 A 417 SER VAL ARG ILE ILE GLY SER SER PHE ALA THR SER ALA SEQRES 25 A 417 LEU GLU VAL VAL ILE LEU LYS THR LEU HIS MET PHE GLU SEQRES 26 A 417 VAL PRO PHE LEU LEU VAL GLY CYS PHE LYS TYR ILE THR SEQRES 27 A 417 SER GLN PHE GLU VAL ARG PHE SER ALA THR ILE TYR LEU SEQRES 28 A 417 VAL CYS PHE CYS PHE PHE LYS GLN LEU ALA MET ILE PHE SEQRES 29 A 417 MET SER VAL LEU ALA GLY ASN MET TYR GLU SER ILE GLY SEQRES 30 A 417 PHE GLN GLY ALA TYR LEU VAL LEU GLY LEU VAL ALA LEU SEQRES 31 A 417 GLY PHE THR LEU ILE SER VAL PHE THR LEU SER GLY PRO SEQRES 32 A 417 GLY PRO LEU SER LEU LEU ARG ARG GLN VAL ASN GLU VAL SEQRES 33 A 417 ALA HET HG A 501 1 HET HG A 502 1 HET HG A 503 1 HET HG A 504 1 HET HG A 505 1 HETNAM HG MERCURY (II) ION FORMUL 2 HG 5(HG 2+) HELIX 1 1 ASN A 6 PHE A 27 1 22 HELIX 2 2 PHE A 29 ASP A 36 1 8 HELIX 3 3 THR A 45 ASP A 68 1 24 HELIX 4 4 LYS A 74 MET A 83 1 10 HELIX 5 5 MET A 86 ILE A 94 1 9 HELIX 6 6 ILE A 94 TYR A 101 1 8 HELIX 7 7 LEU A 104 VAL A 109 1 6 HELIX 8 8 GLY A 110 ILE A 112 5 3 HELIX 9 9 GLY A 115 ALA A 120 1 6 HELIX 10 10 GLY A 121 ASN A 137 1 17 HELIX 11 11 GLU A 139 ARG A 144 1 6 HELIX 12 12 VAL A 149 ASN A 165 1 17 HELIX 13 13 ASN A 166 TRP A 171 1 6 HELIX 14 14 ILE A 179 LEU A 184 1 6 HELIX 15 15 SER A 209 PHE A 217 1 9 HELIX 16 16 GLN A 219 PHE A 250 1 32 HELIX 17 17 THR A 253 THR A 258 1 6 HELIX 18 18 THR A 258 SER A 307 1 50 HELIX 19 19 SER A 311 LYS A 319 1 9 HELIX 20 20 THR A 320 PHE A 341 1 22 HELIX 21 21 GLU A 342 CYS A 355 1 14 HELIX 22 22 PHE A 357 SER A 366 1 10 HELIX 23 23 SER A 366 ASN A 371 1 6 HELIX 24 24 ASN A 371 ILE A 376 1 6 HELIX 25 25 ILE A 376 VAL A 397 1 22 LINK O LEU A 57 HG HG A 503 1555 1555 3.36 LINK SG CYS A 148 HG HG A 501 1555 1555 3.06 LINK SG CYS A 176 HG HG A 502 1555 1555 3.18 LINK N ALA A 177 HG HG A 502 1555 1555 3.46 LINK O ILE A 230 HG HG A 505 1555 1555 2.97 LINK SG CYS A 234 HG HG A 505 1555 1555 2.89 LINK OG1 THR A 235 HG HG A 505 1555 1555 3.21 LINK SG CYS A 355 HG HG A 503 1555 1555 3.13 LINK SD MET A 365 HG HG A 505 1555 1555 3.24 SITE 1 AC1 2 CYS A 148 GLU A 269 SITE 1 AC2 4 PHE A 21 GLY A 173 CYS A 176 ALA A 177 SITE 1 AC3 4 LEU A 57 PRO A 61 CYS A 355 PHE A 356 SITE 1 AC4 3 CYS A 333 TYR A 350 PHE A 354 SITE 1 AC5 4 ILE A 230 CYS A 234 THR A 235 MET A 365 CRYST1 122.470 122.470 187.780 90.00 90.00 90.00 P 43 21 2 8 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 0.008165 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008165 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005325 0.00000