HEADER RNA 08-FEB-19 6QN3 TITLE STRUCTURE OF THE GLUTAMINE II RIBOSWITCH COMPND MOL_ID: 1; COMPND 2 MOLECULE: RNA (51-MER); COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: PROCHLOROCOCCUS SP.; SOURCE 4 ORGANISM_TAXID: 1220 KEYWDS GLUTAMINE II RIBOSWITCH, STEM-LOOP, TETRA LOOP, DIMER, RNA, GENE KEYWDS 2 REGULATION EXPDTA X-RAY DIFFRACTION AUTHOR L.HUANG,D.M.J.LILLEY REVDAT 4 28-AUG-19 6QN3 1 JRNL REVDAT 3 21-AUG-19 6QN3 1 REMARK REVDAT 2 03-JUL-19 6QN3 1 JRNL REVDAT 1 12-JUN-19 6QN3 0 JRNL AUTH L.HUANG,J.WANG,A.M.WATKINS,R.DAS,D.M.J.LILLEY JRNL TITL STRUCTURE AND LIGAND BINDING OF THE GLUTAMINE-II RIBOSWITCH. JRNL REF NUCLEIC ACIDS RES. V. 47 7666 2019 JRNL REFN ESSN 1362-4962 JRNL PMID 31216023 JRNL DOI 10.1093/NAR/GKZ539 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.14_3260: ???) 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 30523 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.245 REMARK 3 R VALUE (WORKING SET) : 0.242 REMARK 3 FREE R VALUE : 0.294 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.130 REMARK 3 FREE R VALUE TEST SET COUNT : 1566 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 47.0106 - 5.1132 1.00 2632 163 0.1700 0.2096 REMARK 3 2 5.1132 - 4.0592 1.00 2648 130 0.1639 0.1741 REMARK 3 3 4.0592 - 3.5463 0.99 2648 135 0.1800 0.2393 REMARK 3 4 3.5463 - 3.2221 0.99 2624 134 0.2252 0.3473 REMARK 3 5 3.2221 - 2.9912 0.98 2605 146 0.2876 0.3430 REMARK 3 6 2.9912 - 2.8149 1.00 2631 154 0.3513 0.4581 REMARK 3 7 2.8149 - 2.6739 0.99 2609 140 0.3966 0.5227 REMARK 3 8 2.6739 - 2.5576 1.00 2656 146 0.3993 0.4122 REMARK 3 9 2.5576 - 2.4591 0.99 2662 122 0.4159 0.4066 REMARK 3 10 2.4591 - 2.3742 1.00 2596 145 0.4131 0.4638 REMARK 3 11 2.3742 - 2.3000 1.00 2646 151 0.4061 0.4224 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.450 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 41.510 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 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 : 0.008 2412 REMARK 3 ANGLE : 1.513 3754 REMARK 3 CHIRALITY : 0.072 500 REMARK 3 PLANARITY : 0.010 104 REMARK 3 DIHEDRAL : 18.097 1200 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 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6QN3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 08-FEB-19. REMARK 100 THE DEPOSITION ID IS D_1292100500. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-JAN-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I03 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9195 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 REMARK 200 DATA SCALING SOFTWARE : XIA2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36523 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 80.580 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : 0.10100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.24 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 5.60 REMARK 200 R MERGE FOR SHELL (I) : 1.63900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.08 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M MAGNESIUM ACETATE TETRAHYDRATE REMARK 280 0.1 M SODIUM CACODYLATE PH 6.0 19% POLYETHYLENE GLYCOL 8000, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 280K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.29100 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.29100 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 38.25100 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 57.86250 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 38.25100 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 57.86250 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 40.29100 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 38.25100 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 57.86250 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 40.29100 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 38.25100 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 57.86250 REMARK 290 SMTRY3 8 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: 4500 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16630 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -35.0 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 304 LIES ON A SPECIAL POSITION. 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 C5 C B 8 BR BR B 204 1.93 REMARK 500 C5 C A 9 BR BR A 102 2.10 REMARK 500 C5 C A 8 BR BR A 103 2.14 REMARK 500 C5 C B 9 BR BR B 203 2.15 REMARK 500 OP2 A B 37 O HOH B 401 2.17 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 G A 18 O4' - C1' - N9 ANGL. DEV. = 5.3 DEGREES REMARK 500 G A 29 C2 - N3 - C4 ANGL. DEV. = 3.3 DEGREES REMARK 500 G A 29 N3 - C4 - C5 ANGL. DEV. = -3.3 DEGREES REMARK 500 G A 29 N3 - C4 - N9 ANGL. DEV. = 3.9 DEGREES REMARK 500 A A 33 C3' - O3' - P ANGL. DEV. = 7.8 DEGREES REMARK 500 G A 34 O4' - C1' - N9 ANGL. DEV. = 4.3 DEGREES REMARK 500 G A 34 C5 - N7 - C8 ANGL. DEV. = -3.9 DEGREES REMARK 500 G A 34 N7 - C8 - N9 ANGL. DEV. = 3.5 DEGREES REMARK 500 C B 1 O4' - C1' - N1 ANGL. DEV. = 5.2 DEGREES REMARK 500 C B 19 C6 - N1 - C2 ANGL. DEV. = -3.1 DEGREES REMARK 500 A B 20 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 A B 20 C8 - N9 - C4 ANGL. DEV. = -3.0 DEGREES REMARK 500 U B 21 N3 - C2 - O2 ANGL. DEV. = -4.4 DEGREES REMARK 500 U B 21 C5 - C4 - O4 ANGL. DEV. = 5.4 DEGREES 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 MG B 201 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 105 OXT REMARK 620 2 HOH A 306 O 92.4 REMARK 620 3 HOH B 401 O 172.0 95.6 REMARK 620 4 HOH B 406 O 85.1 100.2 92.6 REMARK 620 5 HOH A 307 O 88.2 178.2 83.8 78.1 REMARK 620 6 HOH B 407 O 92.0 87.3 89.2 172.0 94.4 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue BR A 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue BR A 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GLN A 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GLN B 205 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for Di-nucleotide BR B 203 and C B REMARK 800 9 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for Di-nucleotide BR B 204 and C B REMARK 800 8 DBREF 6QN3 A 1 50 PDB 6QN3 6QN3 1 50 DBREF 6QN3 B 1 50 PDB 6QN3 6QN3 1 50 SEQRES 1 A 50 C G U U C A C C C U U C G SEQRES 2 A 50 G G G C G C A U G A A A U SEQRES 3 A 50 G G G A G U A G G G A A C SEQRES 4 A 50 G G G A U U C U C A U SEQRES 1 B 50 C G U U C A C C C U U C G SEQRES 2 B 50 G G G C G C A U G A A A U SEQRES 3 B 50 G G G A G U A G G G A A C SEQRES 4 B 50 G G G A U U C U C A U HET MG A 101 1 HET BR A 102 1 HET BR A 103 1 HET MG A 104 1 HET GLN A 105 10 HET MG B 201 1 HET MG B 202 1 HET BR B 203 1 HET BR B 204 1 HET GLN B 205 10 HETNAM MG MAGNESIUM ION HETNAM BR BROMIDE ION HETNAM GLN GLUTAMINE FORMUL 3 MG 4(MG 2+) FORMUL 4 BR 4(BR 1-) FORMUL 7 GLN 2(C5 H10 N2 O3) FORMUL 13 HOH *18(H2 O) LINK MG MG A 104 O GLN B 205 1555 1555 2.29 LINK OXT GLN A 105 MG MG B 201 1555 1555 2.37 LINK MG MG B 201 O HOH A 306 1555 1555 1.93 LINK MG MG B 201 O HOH B 401 1555 1555 2.05 LINK MG MG B 201 O HOH B 406 1555 1555 2.13 LINK MG MG B 201 O HOH A 307 1555 1555 2.19 LINK MG MG B 201 O HOH B 407 1555 1555 2.10 SITE 1 AC1 2 C A 8 C A 9 SITE 1 AC2 2 C A 7 C A 8 SITE 1 AC3 1 GLN B 205 SITE 1 AC4 11 C A 1 G A 18 C A 19 A A 20 SITE 2 AC4 11 G B 35 C B 39 G B 40 G B 41 SITE 3 AC4 11 MG B 201 HOH B 406 HOH B 407 SITE 1 AC5 6 GLN A 105 HOH A 306 HOH A 307 HOH B 401 SITE 2 AC5 6 HOH B 406 HOH B 407 SITE 1 AC6 8 G A 35 C A 39 G A 40 G A 41 SITE 2 AC6 8 MG A 104 C B 1 G B 18 C B 19 SITE 1 AC7 4 C B 8 U B 10 G B 14 G B 15 SITE 1 AC8 6 C B 7 C B 9 G B 15 G B 16 SITE 2 AC8 6 G B 31 BR B 203 CRYST1 76.502 115.725 80.582 90.00 90.00 90.00 C 2 2 21 16 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 0.013072 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008641 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012410 0.00000