HEADER TRANSFERASE 19-OCT-16 5PA6 TITLE HUMANIZED RAT COMT IN COMPLEX WITH 7-(4-FLUOROPHENYL)QUINOXALIN-5-OL COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATECHOL O-METHYLTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: SOLUBLE FORM, RESIDUES 44-264; COMPND 5 SYNONYM: HUMANIZED RAT COMT; COMPND 6 EC: 2.1.1.6; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: COMT; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS METHYLTRANSFERASE, NEUROTRANSMITTER DEGRADATION, CATECHOL, KEYWDS 2 TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR A.EHLER,C.LERNER,M.G.RUDOLPH REVDAT 4 03-APR-24 5PA6 1 REMARK REVDAT 3 17-NOV-21 5PA6 1 REMARK REVDAT 2 21-FEB-18 5PA6 1 REMARK REVDAT 1 22-NOV-17 5PA6 0 JRNL AUTH C.LERNER,R.JAKOB-ROETNE,K.GROEBKE-ZBINDEN,B.BUETTELMANN, JRNL AUTH 2 M.G.RUDOLPH JRNL TITL CRYSTAL STRUCTURE OF A COMT COMPLEX JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.29 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0155 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.29 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.66 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.6 REMARK 3 NUMBER OF REFLECTIONS : 49658 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 + TEST SET) : 0.171 REMARK 3 R VALUE (WORKING SET) : 0.170 REMARK 3 FREE R VALUE : 0.191 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2635 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.29 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.32 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3160 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 79.69 REMARK 3 BIN R VALUE (WORKING SET) : 0.3640 REMARK 3 BIN FREE R VALUE SET COUNT : 168 REMARK 3 BIN FREE R VALUE : 0.3820 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1673 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 64 REMARK 3 SOLVENT ATOMS : 188 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.56 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.53 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.23000 REMARK 3 B22 (A**2) : 0.25000 REMARK 3 B33 (A**2) : -0.02000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.057 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.052 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.040 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.258 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.973 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.967 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1831 ; 0.006 ; 0.020 REMARK 3 BOND LENGTHS OTHERS (A): 1771 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2498 ; 1.247 ; 2.024 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4096 ; 0.882 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 232 ; 5.005 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 77 ;37.477 ;24.545 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 326 ;11.431 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 11 ;11.133 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 284 ; 0.074 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2031 ; 0.004 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 394 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 874 ; 0.664 ; 1.448 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 873 ; 0.664 ; 1.448 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1094 ; 0.878 ; 2.172 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 3602 ; 0.664 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 56 ;23.646 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 3695 ; 4.428 ; 5.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 5PA6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-NOV-16. REMARK 100 THE DEPOSITION ID IS D_1001400411. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-JUN-11 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X10SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 55858 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.310 REMARK 200 RESOLUTION RANGE LOW (A) : 45.570 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 6.120 REMARK 200 R MERGE (I) : 0.07200 REMARK 200 R SYM (I) : 0.07200 REMARK 200 FOR THE DATA SET : 10.6200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.31 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.4 REMARK 200 DATA REDUNDANCY IN SHELL : 5.40 REMARK 200 R MERGE FOR SHELL (I) : 0.75100 REMARK 200 R SYM FOR SHELL (I) : 0.75100 REMARK 200 FOR SHELL : 1.290 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: INHOUSE MODEL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.59 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULPHATE, CHES, PH 9, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 295K 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 25.37150 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.38950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.93150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.38950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.37150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.93150 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 MET A 1 REMARK 465 GLY A 2 REMARK 465 SER A 216 REMARK 465 SER A 217 REMARK 465 PRO A 218 REMARK 465 ASP A 219 REMARK 465 LYS A 220 REMARK 465 SER A 221 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 MET A 40 40.24 -84.03 REMARK 500 TYR A 68 -111.10 59.15 REMARK 500 ASP A 133 -81.18 -91.78 REMARK 500 ASP A 141 42.76 -157.28 REMARK 500 HIS A 142 -154.81 -112.89 REMARK 500 SER A 196 -149.03 -154.38 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 A 306 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 141 OD1 REMARK 620 2 ASP A 169 OD2 93.0 REMARK 620 3 ASN A 170 OD1 91.4 84.0 REMARK 620 4 7JW A 302 O12 159.7 106.5 85.0 REMARK 620 5 HOH A 410 O 96.7 92.4 171.4 88.5 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SAH A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 7JW A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NHE A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 306 DBREF 5PA6 A 1 221 UNP P22734 COMT_RAT 44 264 SEQADV 5PA6 ILE A 91 UNP P22734 MET 134 ENGINEERED MUTATION SEQADV 5PA6 CYS A 95 UNP P22734 TYR 138 ENGINEERED MUTATION SEQRES 1 A 221 MET GLY ASP THR LYS GLU GLN ARG ILE LEU ARG TYR VAL SEQRES 2 A 221 GLN GLN ASN ALA LYS PRO GLY ASP PRO GLN SER VAL LEU SEQRES 3 A 221 GLU ALA ILE ASP THR TYR CYS THR GLN LYS GLU TRP ALA SEQRES 4 A 221 MET ASN VAL GLY ASP ALA LYS GLY GLN ILE MET ASP ALA SEQRES 5 A 221 VAL ILE ARG GLU TYR SER PRO SER LEU VAL LEU GLU LEU SEQRES 6 A 221 GLY ALA TYR CYS GLY TYR SER ALA VAL ARG MET ALA ARG SEQRES 7 A 221 LEU LEU GLN PRO GLY ALA ARG LEU LEU THR MET GLU ILE SEQRES 8 A 221 ASN PRO ASP CYS ALA ALA ILE THR GLN GLN MET LEU ASN SEQRES 9 A 221 PHE ALA GLY LEU GLN ASP LYS VAL THR ILE LEU ASN GLY SEQRES 10 A 221 ALA SER GLN ASP LEU ILE PRO GLN LEU LYS LYS LYS TYR SEQRES 11 A 221 ASP VAL ASP THR LEU ASP MET VAL PHE LEU ASP HIS TRP SEQRES 12 A 221 LYS ASP ARG TYR LEU PRO ASP THR LEU LEU LEU GLU LYS SEQRES 13 A 221 CYS GLY LEU LEU ARG LYS GLY THR VAL LEU LEU ALA ASP SEQRES 14 A 221 ASN VAL ILE VAL PRO GLY THR PRO ASP PHE LEU ALA TYR SEQRES 15 A 221 VAL ARG GLY SER SER SER PHE GLU CYS THR HIS TYR SER SEQRES 16 A 221 SER TYR LEU GLU TYR MET LYS VAL VAL ASP GLY LEU GLU SEQRES 17 A 221 LYS ALA ILE TYR GLN GLY PRO SER SER PRO ASP LYS SER HET SAH A 301 26 HET 7JW A 302 18 HET CL A 303 1 HET NHE A 304 13 HET SO4 A 305 5 HET MG A 306 1 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM 7JW 7-(4-FLUOROPHENYL)QUINOXALIN-5-OL HETNAM CL CHLORIDE ION HETNAM NHE 2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID HETNAM SO4 SULFATE ION HETNAM MG MAGNESIUM ION HETSYN NHE N-CYCLOHEXYLTAURINE; CHES FORMUL 2 SAH C14 H20 N6 O5 S FORMUL 3 7JW C14 H9 F N2 O FORMUL 4 CL CL 1- FORMUL 5 NHE C8 H17 N O3 S FORMUL 6 SO4 O4 S 2- FORMUL 7 MG MG 2+ FORMUL 8 HOH *188(H2 O) HELIX 1 AA1 THR A 4 ALA A 17 1 14 HELIX 2 AA2 ASP A 21 LYS A 36 1 16 HELIX 3 AA3 VAL A 42 SER A 58 1 17 HELIX 4 AA4 GLY A 70 ARG A 78 1 9 HELIX 5 AA5 ASN A 92 GLY A 107 1 16 HELIX 6 AA6 LEU A 108 ASP A 110 5 3 HELIX 7 AA7 ALA A 118 ILE A 123 1 6 HELIX 8 AA8 GLN A 125 TYR A 130 1 6 HELIX 9 AA9 TRP A 143 ASP A 145 5 3 HELIX 10 AB1 ARG A 146 CYS A 157 1 12 HELIX 11 AB2 THR A 176 SER A 186 1 11 SHEET 1 AA1 7 VAL A 112 ASN A 116 0 SHEET 2 AA1 7 ARG A 85 GLU A 90 1 N THR A 88 O LEU A 115 SHEET 3 AA1 7 LEU A 61 LEU A 65 1 N GLU A 64 O LEU A 87 SHEET 4 AA1 7 LEU A 135 LEU A 140 1 O PHE A 139 N LEU A 65 SHEET 5 AA1 7 LEU A 160 ALA A 168 1 O LEU A 167 N VAL A 138 SHEET 6 AA1 7 VAL A 204 TYR A 212 -1 O TYR A 212 N GLY A 163 SHEET 7 AA1 7 PHE A 189 TYR A 197 -1 N TYR A 194 O LEU A 207 LINK OD1 ASP A 141 MG MG A 306 1555 1555 2.09 LINK OD2 ASP A 169 MG MG A 306 1555 1555 2.08 LINK OD1 ASN A 170 MG MG A 306 1555 1555 2.14 LINK O12 7JW A 302 MG MG A 306 1555 1555 2.16 LINK MG MG A 306 O HOH A 410 1555 1555 2.01 CISPEP 1 VAL A 173 PRO A 174 0 -1.38 CISPEP 2 VAL A 173 PRO A 174 0 -0.75 SITE 1 AC1 22 MET A 40 ASN A 41 VAL A 42 GLY A 66 SITE 2 AC1 22 ALA A 67 TYR A 68 TYR A 71 SER A 72 SITE 3 AC1 22 MET A 89 GLU A 90 ILE A 91 GLY A 117 SITE 4 AC1 22 ALA A 118 SER A 119 GLN A 120 ASP A 141 SITE 5 AC1 22 HIS A 142 TRP A 143 7JW A 302 HOH A 419 SITE 6 AC1 22 HOH A 424 HOH A 484 SITE 1 AC2 17 MET A 40 ALA A 97 GLN A 100 GLN A 101 SITE 2 AC2 17 ASP A 141 HIS A 142 TRP A 143 LYS A 144 SITE 3 AC2 17 ASP A 169 ASN A 170 PRO A 174 GLU A 199 SITE 4 AC2 17 SAH A 301 NHE A 304 MG A 306 HOH A 410 SITE 5 AC2 17 HOH A 535 SITE 1 AC3 3 ASP A 44 ALA A 45 TYR A 200 SITE 1 AC4 11 GLU A 37 TRP A 38 GLN A 100 ILE A 114 SITE 2 AC4 11 LEU A 115 TYR A 130 MET A 201 7JW A 302 SITE 3 AC4 11 HOH A 407 HOH A 522 HOH A 526 SITE 1 AC5 4 PRO A 82 GLY A 83 ARG A 85 LYS A 111 SITE 1 AC6 5 ASP A 141 ASP A 169 ASN A 170 7JW A 302 SITE 2 AC6 5 HOH A 410 CRYST1 50.743 55.863 78.779 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 0.019707 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017901 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012694 0.00000