HEADER TRANSCRIPTION 15-APR-03 1P2F TITLE CRYSTAL STRUCTURE ANALYSIS OF RESPONSE REGULATOR DRRB, A THERMOTOGA TITLE 2 MARITIMA OMPR/PHOB HOMOLOG COMPND MOL_ID: 1; COMPND 2 MOLECULE: RESPONSE REGULATOR; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RESPONSE REGULATOR DRRB; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOTOGA MARITIMA; SOURCE 3 ORGANISM_TAXID: 2336; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PDB1 KEYWDS RESPONSE REGULATOR, DRRB, OMPR/PHOB, TRANSCRIPTION EXPDTA X-RAY DIFFRACTION AUTHOR V.L.ROBINSON,T.WU,A.M.STOCK REVDAT 4 14-FEB-18 1P2F 1 REMARK REVDAT 3 24-FEB-09 1P2F 1 VERSN REVDAT 2 29-JUL-03 1P2F 1 JRNL REMARK REVDAT 1 29-APR-03 1P2F 0 JRNL AUTH V.L.ROBINSON,T.WU,A.M.STOCK JRNL TITL STRUCTURAL ANALYSIS OF THE DOMAIN INTERFACE IN DRRB, A JRNL TITL 2 RESPONSE REGULATOR OF THE OMPR/PHOB SUBFAMILY JRNL REF J.BACTERIOL. V. 185 4186 2003 JRNL REFN ISSN 0021-9193 JRNL PMID 12837793 JRNL DOI 10.1128/JB.185.14.4186-4194.2003 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 25071 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) : 0.198 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.700 REMARK 3 FREE R VALUE TEST SET COUNT : 2683 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 : 1776 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 163 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.14 REMARK 3 LOW RESOLUTION CUTOFF (A) : 1.80 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.24 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.17 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.260 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.720 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 1P2F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-APR-03. REMARK 100 THE DEPOSITION ID IS D_1000018927. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-NOV-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9786 REMARK 200 MONOCHROMATOR : KOHZU DOUBLE CRYSTAL REMARK 200 MONOCHROMATOR WITH A SAGITTALLY REMARK 200 FOCUSED SECOND CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 44556 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM AND POTASSIUM PHOSPHATE, PH REMARK 280 6.3, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 310K 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 28.94500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 38.82000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.69500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.82000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.94500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.69500 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 BIOLOGICAL ASSEMBLY IS A MONOMER 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 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 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 GLY A 218 REMARK 465 GLU A 219 REMARK 465 ARG A 220 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 PRO A 199 43.21 -59.12 REMARK 500 TRP A 209 20.80 49.72 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1KGS RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DRRD, AN OMPR/PHOB HOMOLOG FROM THERMOTOGA REMARK 900 MARITIMA DBREF 1P2F A 1 220 UNP Q9WXY0 Q9WXY0_THEMA 1 220 SEQADV 1P2F MSE A 1 UNP Q9WXY0 MET 1 CLONING ARTIFACT SEQADV 1P2F MSE A 2 UNP Q9WXY0 MET 2 CLONING ARTIFACT SEQADV 1P2F MSE A 52 UNP Q9WXY0 MET 52 CLONING ARTIFACT SEQADV 1P2F MSE A 64 UNP Q9WXY0 MET 64 CLONING ARTIFACT SEQADV 1P2F MSE A 214 UNP Q9WXY0 MET 214 CLONING ARTIFACT SEQRES 1 A 220 MSE MSE TRP LYS ILE ALA VAL VAL ASP ASP ASP LYS ASN SEQRES 2 A 220 ILE LEU LYS LYS VAL SER GLU LYS LEU GLN GLN LEU GLY SEQRES 3 A 220 ARG VAL LYS THR PHE LEU THR GLY GLU ASP PHE LEU ASN SEQRES 4 A 220 ASP GLU GLU ALA PHE HIS VAL VAL VAL LEU ASP VAL MSE SEQRES 5 A 220 LEU PRO ASP TYR SER GLY TYR GLU ILE CYS ARG MSE ILE SEQRES 6 A 220 LYS GLU THR ARG PRO GLU THR TRP VAL ILE LEU LEU THR SEQRES 7 A 220 LEU LEU SER ASP ASP GLU SER VAL LEU LYS GLY PHE GLU SEQRES 8 A 220 ALA GLY ALA ASP ASP TYR VAL THR LYS PRO PHE ASN PRO SEQRES 9 A 220 GLU ILE LEU LEU ALA ARG VAL LYS ARG PHE LEU GLU ARG SEQRES 10 A 220 GLU LYS LYS GLY LEU TYR ASP PHE GLY ASP LEU LYS ILE SEQRES 11 A 220 ASP ALA THR GLY PHE THR VAL PHE LEU LYS GLY LYS ARG SEQRES 12 A 220 ILE HIS LEU PRO LYS LYS GLU PHE GLU ILE LEU LEU PHE SEQRES 13 A 220 LEU ALA GLU ASN ALA GLY LYS VAL VAL THR ARG GLU LYS SEQRES 14 A 220 LEU LEU GLU THR PHE TRP GLU ASP PRO VAL SER PRO ARG SEQRES 15 A 220 VAL VAL ASP THR VAL ILE LYS ARG ILE ARG LYS ALA ILE SEQRES 16 A 220 GLU ASP ASP PRO ASN ARG PRO ARG TYR ILE LYS THR ILE SEQRES 17 A 220 TRP GLY VAL GLY TYR MSE PHE THR GLY GLY GLU ARG MODRES 1P2F MSE A 1 MET SELENOMETHIONINE MODRES 1P2F MSE A 2 MET SELENOMETHIONINE MODRES 1P2F MSE A 52 MET SELENOMETHIONINE MODRES 1P2F MSE A 64 MET SELENOMETHIONINE MODRES 1P2F MSE A 214 MET SELENOMETHIONINE HET MSE A 1 11 HET MSE A 2 8 HET MSE A 52 8 HET MSE A 64 8 HET MSE A 214 8 HETNAM MSE SELENOMETHIONINE FORMUL 1 MSE 5(C5 H11 N O2 SE) FORMUL 2 HOH *163(H2 O) HELIX 1 1 ASP A 11 GLN A 23 1 13 HELIX 2 2 THR A 33 ASP A 40 1 8 HELIX 3 3 SER A 57 ARG A 69 1 13 HELIX 4 4 ASP A 82 GLY A 93 1 12 HELIX 5 5 ASN A 103 GLU A 118 1 16 HELIX 6 6 PRO A 147 ASN A 160 1 14 HELIX 7 7 ARG A 167 TRP A 175 1 9 HELIX 8 8 PRO A 181 GLU A 196 1 16 SHEET 1 A 5 GLY A 26 PHE A 31 0 SHEET 2 A 5 TRP A 3 VAL A 8 1 N ILE A 5 O ARG A 27 SHEET 3 A 5 VAL A 46 ASP A 50 1 O VAL A 48 N ALA A 6 SHEET 4 A 5 TRP A 73 THR A 78 1 O ILE A 75 N LEU A 49 SHEET 5 A 5 ASP A 96 THR A 99 1 O ASP A 96 N LEU A 76 SHEET 1 B 4 LEU A 122 PHE A 125 0 SHEET 2 B 4 LEU A 128 ASP A 131 -1 O ILE A 130 N TYR A 123 SHEET 3 B 4 THR A 136 LEU A 139 -1 O THR A 136 N ASP A 131 SHEET 4 B 4 LYS A 142 ARG A 143 -1 O LYS A 142 N LEU A 139 SHEET 1 C 3 VAL A 165 THR A 166 0 SHEET 2 C 3 GLY A 212 PHE A 215 -1 O TYR A 213 N VAL A 165 SHEET 3 C 3 ILE A 205 ILE A 208 -1 N LYS A 206 O MSE A 214 LINK C MSE A 1 N MSE A 2 1555 1555 1.33 LINK C MSE A 2 N TRP A 3 1555 1555 1.33 LINK C VAL A 51 N MSE A 52 1555 1555 1.33 LINK C MSE A 52 N LEU A 53 1555 1555 1.33 LINK C ARG A 63 N MSE A 64 1555 1555 1.33 LINK C MSE A 64 N ILE A 65 1555 1555 1.33 LINK C TYR A 213 N MSE A 214 1555 1555 1.33 LINK C MSE A 214 N PHE A 215 1555 1555 1.33 CISPEP 1 LYS A 100 PRO A 101 0 -0.18 CRYST1 57.890 59.390 77.640 90.00 90.00 90.00 P 21 21 21 4 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 0.017274 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016838 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012880 0.00000 HETATM 1 N MSE A 1 19.325 31.155 20.600 1.00 24.98 N HETATM 2 CA MSE A 1 20.713 30.796 20.190 1.00 26.89 C HETATM 3 C MSE A 1 21.322 29.873 21.244 1.00 24.57 C HETATM 4 O MSE A 1 20.724 29.631 22.291 1.00 24.75 O HETATM 5 CB MSE A 1 21.570 32.066 20.029 1.00 28.78 C HETATM 6 CG AMSE A 1 22.441 32.427 21.235 0.50 28.04 C HETATM 7 CG BMSE A 1 20.935 33.116 19.118 0.50 33.87 C HETATM 8 SE AMSE A 1 23.534 34.011 20.961 0.50 26.60 SE HETATM 9 SE BMSE A 1 20.354 32.390 17.414 0.50 40.09 SE HETATM 10 CE AMSE A 1 25.147 33.180 20.308 0.50 28.97 C HETATM 11 CE BMSE A 1 22.090 32.145 16.601 0.50 36.20 C HETATM 12 N MSE A 2 22.507 29.345 20.968 1.00 25.18 N HETATM 13 CA MSE A 2 23.144 28.454 21.926 1.00 23.87 C HETATM 14 C MSE A 2 24.210 29.156 22.758 1.00 22.23 C HETATM 15 O MSE A 2 24.774 30.163 22.339 1.00 21.83 O HETATM 16 CB MSE A 2 23.777 27.262 21.206 1.00 28.76 C HETATM 17 CG MSE A 2 22.773 26.330 20.551 1.00 36.07 C HETATM 18 SE MSE A 2 23.611 24.697 19.954 1.00 48.45 SE HETATM 19 CE MSE A 2 23.705 23.788 21.653 1.00 42.48 C