HEADER TRANSPORT PROTEIN 09-OCT-10 3P5N TITLE STRUCTURE AND MECHANISM OF THE S COMPONENT OF A BACTERIAL ECF TITLE 2 TRANSPORTER COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBOFLAVIN UPTAKE PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: RIBU; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS; SOURCE 3 ORGANISM_TAXID: 548473; SOURCE 4 STRAIN: TCH60; SOURCE 5 GENE: HMPREF0772_2174; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS TRANSPORTER, ALPHA-HELICAL BUNDLE, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR P.ZHANG,J.WANG,Y.SHI REVDAT 4 20-MAR-24 3P5N 1 REMARK REVDAT 3 08-NOV-17 3P5N 1 REMARK REVDAT 2 08-DEC-10 3P5N 1 JRNL REVDAT 1 03-NOV-10 3P5N 0 JRNL AUTH P.ZHANG,J.WANG,Y.SHI JRNL TITL STRUCTURE AND MECHANISM OF THE S COMPONENT OF A BACTERIAL JRNL TITL 2 ECF TRANSPORTER JRNL REF NATURE V. 468 717 2010 JRNL REFN ISSN 0028-0836 JRNL PMID 20972419 JRNL DOI 10.1038/NATURE09488 REMARK 2 REMARK 2 RESOLUTION. 3.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.6_289 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : MLHL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.21 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.180 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.4 REMARK 3 NUMBER OF REFLECTIONS : 6457 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.266 REMARK 3 R VALUE (WORKING SET) : 0.265 REMARK 3 FREE R VALUE : 0.289 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.610 REMARK 3 FREE R VALUE TEST SET COUNT : 362 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 49.2148 - 5.1910 0.98 2170 143 0.2768 0.2763 REMARK 3 2 5.1910 - 4.1209 0.98 2072 109 0.2166 0.2767 REMARK 3 3 4.1209 - 3.6002 0.90 1853 110 0.2944 0.3870 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.32 REMARK 3 B_SOL : 147.2 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.640 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 142.7 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 9.07010 REMARK 3 B22 (A**2) : 11.88410 REMARK 3 B33 (A**2) : -20.95420 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.039 2940 REMARK 3 ANGLE : 1.870 3936 REMARK 3 CHIRALITY : 0.080 470 REMARK 3 PLANARITY : 0.007 432 REMARK 3 DIHEDRAL : 22.346 1600 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : 1 REMARK 3 NCS GROUP : 1 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: CHAIN A AND (RESSEQ 10:141 OR RESSEQ REMARK 3 153:188 ) REMARK 3 SELECTION : CHAIN B AND (RESSEQ 10:141 OR RESSEQ REMARK 3 153:188 ) REMARK 3 ATOM PAIRS NUMBER : 1303 REMARK 3 RMSD : 0.028 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: LIGAND RBF HAS HIGH REAL SPACE R VALUE REMARK 3 DUE TO THE HIGH B FACTOR. REMARK 4 REMARK 4 3P5N COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 15-OCT-10. REMARK 100 THE DEPOSITION ID IS D_1000061986. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-FEB-10; 03-FEB-10 REMARK 200 TEMPERATURE (KELVIN) : 100; 100 REMARK 200 PH : 8.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; Y REMARK 200 RADIATION SOURCE : NSLS; NSLS REMARK 200 BEAMLINE : X29A; X29A REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0750; 0.9791, 0.9793, 0.9600 REMARK 200 MONOCHROMATOR : NULL; NULL REMARK 200 OPTICS : NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD; CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315; ADSC QUANTUM REMARK 200 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6783 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : 0.06500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.73 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.00 REMARK 200 R MERGE FOR SHELL (I) : 0.83100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K. PH 8.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 25.21700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 57.70100 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 47.12200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 57.70100 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.21700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 47.12200 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 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1590 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16970 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 MET A 1 REMARK 465 ASN A 2 REMARK 465 GLY A 3 REMARK 465 ARG A 4 REMARK 465 ARG A 5 REMARK 465 LYS A 6 REMARK 465 LEU A 7 REMARK 465 ASN A 8 REMARK 465 MET A 9 REMARK 465 ILE A 142 REMARK 465 PHE A 143 REMARK 465 ASN A 144 REMARK 465 LEU A 145 REMARK 465 ALA A 146 REMARK 465 ASP A 147 REMARK 465 ILE A 148 REMARK 465 ALA A 149 REMARK 465 ASN A 150 REMARK 465 ASN A 151 REMARK 465 LEU A 152 REMARK 465 ILE A 189 REMARK 465 MET B 1 REMARK 465 ASN B 2 REMARK 465 GLY B 3 REMARK 465 ARG B 4 REMARK 465 ARG B 5 REMARK 465 LYS B 6 REMARK 465 LEU B 7 REMARK 465 ASN B 8 REMARK 465 MET B 9 REMARK 465 ILE B 142 REMARK 465 PHE B 143 REMARK 465 ASN B 144 REMARK 465 LEU B 145 REMARK 465 ALA B 146 REMARK 465 ASP B 147 REMARK 465 ILE B 148 REMARK 465 ALA B 149 REMARK 465 ASN B 150 REMARK 465 ASN B 151 REMARK 465 LEU B 152 REMARK 465 ILE B 189 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 MET A 141 CG SD CE REMARK 470 LYS A 153 CG CD CE NZ REMARK 470 ARG A 188 CG CD NE CZ NH1 NH2 REMARK 470 MET B 141 CG SD CE REMARK 470 LYS B 153 CG CD CE NZ REMARK 470 ARG B 188 CG CD NE CZ NH1 NH2 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 ASN B 184 C ARG B 188 2.18 REMARK 500 O ASN A 184 C ARG A 188 2.18 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 LEU A 28 -7.18 -54.59 REMARK 500 PRO A 34 154.02 -39.19 REMARK 500 PHE A 37 -9.25 71.02 REMARK 500 PRO A 39 151.13 -38.91 REMARK 500 LEU A 44 113.97 78.48 REMARK 500 PHE A 58 -138.37 -117.27 REMARK 500 PHE A 77 -72.05 -74.57 REMARK 500 SER A 78 33.19 -66.85 REMARK 500 MET A 79 178.94 -56.95 REMARK 500 ALA A 101 23.51 -71.19 REMARK 500 ILE A 102 -49.16 -137.42 REMARK 500 ASN A 105 -155.23 -68.18 REMARK 500 ARG A 107 -162.32 55.40 REMARK 500 SER A 108 -104.23 -129.08 REMARK 500 PHE A 133 34.22 159.04 REMARK 500 VAL A 134 -21.13 -155.93 REMARK 500 ARG A 181 15.51 -60.58 REMARK 500 ASN A 184 -91.93 -22.02 REMARK 500 LYS A 187 -76.81 -142.79 REMARK 500 LEU B 28 -8.96 -56.00 REMARK 500 PRO B 34 153.61 -38.88 REMARK 500 PHE B 37 -7.53 70.49 REMARK 500 PRO B 39 150.76 -38.26 REMARK 500 LEU B 44 114.54 78.10 REMARK 500 PHE B 58 -138.61 -118.97 REMARK 500 PHE B 77 -71.61 -74.73 REMARK 500 SER B 78 33.52 -67.31 REMARK 500 MET B 79 178.95 -56.80 REMARK 500 ALA B 101 22.35 -72.01 REMARK 500 ILE B 102 -51.34 -135.80 REMARK 500 ASN B 105 -155.58 -67.83 REMARK 500 ARG B 107 -162.80 56.12 REMARK 500 SER B 108 -104.30 -129.32 REMARK 500 PHE B 133 35.30 159.64 REMARK 500 VAL B 134 -22.22 -157.15 REMARK 500 ARG B 181 14.86 -60.61 REMARK 500 ASN B 184 -91.57 -22.04 REMARK 500 LYS B 187 -77.24 -142.75 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 LEU A 138 TYR A 139 149.02 REMARK 500 SER A 158 GLY A 159 149.56 REMARK 500 LEU B 138 TYR B 139 148.91 REMARK 500 SER B 158 GLY B 159 149.84 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RBF A 190 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RBF B 190 DBREF 3P5N A 1 189 UNP C2GB05 C2GB05_STAAU 1 189 DBREF 3P5N B 1 189 UNP C2GB05 C2GB05_STAAU 1 189 SEQRES 1 A 189 MET ASN GLY ARG ARG LYS LEU ASN MET GLN GLN ASN LYS SEQRES 2 A 189 ARG LEU ILE THR ILE SER MET LEU SER ALA ILE ALA PHE SEQRES 3 A 189 VAL LEU THR PHE ILE LYS PHE PRO ILE PRO PHE LEU PRO SEQRES 4 A 189 PRO TYR LEU THR LEU ASP PHE SER ASP VAL PRO SER LEU SEQRES 5 A 189 LEU ALA THR PHE THR PHE GLY PRO VAL ALA GLY ILE ILE SEQRES 6 A 189 VAL ALA LEU VAL LYS ASN LEU LEU ASN TYR LEU PHE SER SEQRES 7 A 189 MET GLY ASP PRO VAL GLY PRO PHE ALA ASN PHE LEU ALA SEQRES 8 A 189 GLY ALA SER PHE LEU LEU THR ALA TYR ALA ILE TYR LYS SEQRES 9 A 189 ASN LYS ARG SER THR LYS SER LEU ILE THR GLY LEU ILE SEQRES 10 A 189 ILE ALA THR ILE VAL MET THR ILE VAL LEU SER ILE LEU SEQRES 11 A 189 ASN TYR PHE VAL LEU LEU PRO LEU TYR GLY MET ILE PHE SEQRES 12 A 189 ASN LEU ALA ASP ILE ALA ASN ASN LEU LYS VAL ILE ILE SEQRES 13 A 189 VAL SER GLY ILE ILE PRO PHE ASN ILE ILE LYS GLY ILE SEQRES 14 A 189 VAL ILE SER ILE VAL PHE ILE LEU LEU TYR ARG ARG LEU SEQRES 15 A 189 ALA ASN PHE LEU LYS ARG ILE SEQRES 1 B 189 MET ASN GLY ARG ARG LYS LEU ASN MET GLN GLN ASN LYS SEQRES 2 B 189 ARG LEU ILE THR ILE SER MET LEU SER ALA ILE ALA PHE SEQRES 3 B 189 VAL LEU THR PHE ILE LYS PHE PRO ILE PRO PHE LEU PRO SEQRES 4 B 189 PRO TYR LEU THR LEU ASP PHE SER ASP VAL PRO SER LEU SEQRES 5 B 189 LEU ALA THR PHE THR PHE GLY PRO VAL ALA GLY ILE ILE SEQRES 6 B 189 VAL ALA LEU VAL LYS ASN LEU LEU ASN TYR LEU PHE SER SEQRES 7 B 189 MET GLY ASP PRO VAL GLY PRO PHE ALA ASN PHE LEU ALA SEQRES 8 B 189 GLY ALA SER PHE LEU LEU THR ALA TYR ALA ILE TYR LYS SEQRES 9 B 189 ASN LYS ARG SER THR LYS SER LEU ILE THR GLY LEU ILE SEQRES 10 B 189 ILE ALA THR ILE VAL MET THR ILE VAL LEU SER ILE LEU SEQRES 11 B 189 ASN TYR PHE VAL LEU LEU PRO LEU TYR GLY MET ILE PHE SEQRES 12 B 189 ASN LEU ALA ASP ILE ALA ASN ASN LEU LYS VAL ILE ILE SEQRES 13 B 189 VAL SER GLY ILE ILE PRO PHE ASN ILE ILE LYS GLY ILE SEQRES 14 B 189 VAL ILE SER ILE VAL PHE ILE LEU LEU TYR ARG ARG LEU SEQRES 15 B 189 ALA ASN PHE LEU LYS ARG ILE HET RBF A 190 27 HET RBF B 190 27 HETNAM RBF RIBOFLAVIN HETSYN RBF RIBOFLAVINE; VITAMIN B2 FORMUL 3 RBF 2(C17 H20 N4 O6) HELIX 1 1 GLN A 10 LEU A 28 1 19 HELIX 2 2 ASP A 45 SER A 47 5 3 HELIX 3 3 ASP A 48 PHE A 56 1 9 HELIX 4 4 GLY A 59 SER A 78 1 20 HELIX 5 5 VAL A 83 LYS A 104 1 22 HELIX 6 6 SER A 108 TYR A 132 1 25 HELIX 7 7 LEU A 136 MET A 141 1 6 HELIX 8 8 LYS A 153 ARG A 181 1 29 HELIX 9 9 LEU A 182 LYS A 187 1 6 HELIX 10 10 GLN B 10 THR B 29 1 20 HELIX 11 11 ASP B 48 PHE B 56 1 9 HELIX 12 12 GLY B 59 SER B 78 1 20 HELIX 13 13 VAL B 83 LYS B 104 1 22 HELIX 14 14 SER B 108 TYR B 132 1 25 HELIX 15 15 LEU B 136 MET B 141 1 6 HELIX 16 16 LYS B 153 ARG B 181 1 29 HELIX 17 17 LEU B 182 LYS B 187 1 6 SITE 1 AC1 16 LYS A 32 TYR A 41 LEU A 42 THR A 43 SITE 2 AC1 16 LEU A 44 ASP A 81 GLY A 84 PRO A 85 SITE 3 AC1 16 ALA A 87 ALA A 91 LEU A 127 ASN A 131 SITE 4 AC1 16 LEU A 138 PHE A 163 ASN A 164 LYS A 167 SITE 1 AC2 14 TYR B 41 LEU B 42 THR B 43 ASP B 81 SITE 2 AC2 14 GLY B 84 ALA B 87 ASN B 88 ALA B 91 SITE 3 AC2 14 LEU B 127 ASN B 131 LEU B 138 PHE B 163 SITE 4 AC2 14 ASN B 164 LYS B 167 CRYST1 50.434 94.244 115.402 90.00 90.00 90.00 P 21 21 21 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 0.019828 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010611 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008665 0.00000