HEADER TRANSFERASE/TRANSFERASE INHIBITOR 15-OCT-11 3U81 TITLE CRYSTAL STRUCTURE OF A SAH-BOUND SEMI-HOLO FORM OF RAT CATECHOL-O- TITLE 2 METHYLTRANSFERASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATECHOL O-METHYLTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 44-264; COMPND 5 EC: 2.1.1.6; COMPND 6 ENGINEERED: YES; COMPND 7 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: 562 KEYWDS METHYLTRANSFERASE, NEUROTRANSMITTER DEGRADATION, TRANSFERASE- KEYWDS 2 TRANSFERASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.EHLER,D.SCHLATTER,M.STIHLE,J.BENZ,M.G.RUDOLPH REVDAT 6 28-FEB-24 3U81 1 REMARK SEQADV LINK REVDAT 5 08-NOV-17 3U81 1 REMARK REVDAT 4 23-MAY-12 3U81 1 AUTHOR REVDAT 3 11-APR-12 3U81 1 JRNL REVDAT 2 22-FEB-12 3U81 1 JRNL REVDAT 1 01-FEB-12 3U81 0 JRNL AUTH M.ELLERMANN,C.LERNER,G.BURGY,A.EHLER,C.BISSANTZ, JRNL AUTH 2 R.JAKOB-ROETNE,R.PAULINI,O.ALLEMANN,H.TISSOT,D.GRUNSTEIN, JRNL AUTH 3 M.STIHLE,F.DIEDERICH,M.G.RUDOLPH JRNL TITL CATECHOL-O-METHYLTRANSFERASE IN COMPLEX WITH SUBSTITUTED JRNL TITL 2 3'-DEOXYRIBOSE BISUBSTRATE INHIBITORS. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 68 253 2012 JRNL REFN ISSN 0907-4449 JRNL PMID 22349227 JRNL DOI 10.1107/S0907444912001138 REMARK 2 REMARK 2 RESOLUTION. 1.13 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: DEV_764) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.13 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.81 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 79291 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.136 REMARK 3 R VALUE (WORKING SET) : 0.134 REMARK 3 FREE R VALUE : 0.160 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.040 REMARK 3 FREE R VALUE TEST SET COUNT : 3999 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 39.8396 - 3.4711 0.99 2861 172 0.1400 0.1515 REMARK 3 2 3.4711 - 2.7553 1.00 2753 149 0.1315 0.1484 REMARK 3 3 2.7553 - 2.4071 1.00 2722 139 0.1261 0.1518 REMARK 3 4 2.4071 - 2.1870 1.00 2716 129 0.1155 0.1578 REMARK 3 5 2.1870 - 2.0303 1.00 2700 143 0.1086 0.1355 REMARK 3 6 2.0303 - 1.9106 1.00 2686 137 0.1110 0.1251 REMARK 3 7 1.9106 - 1.8149 0.99 2652 129 0.1040 0.1270 REMARK 3 8 1.8149 - 1.7359 0.99 2686 123 0.0985 0.1275 REMARK 3 9 1.7359 - 1.6691 1.00 2625 140 0.0968 0.1268 REMARK 3 10 1.6691 - 1.6115 0.99 2628 140 0.1004 0.1379 REMARK 3 11 1.6115 - 1.5611 0.98 2648 129 0.0999 0.1588 REMARK 3 12 1.5611 - 1.5164 1.00 2605 146 0.1058 0.1328 REMARK 3 13 1.5164 - 1.4765 0.97 2632 137 0.1045 0.1387 REMARK 3 14 1.4765 - 1.4405 0.98 2538 161 0.1213 0.1514 REMARK 3 15 1.4405 - 1.4078 0.98 2596 144 0.1258 0.1497 REMARK 3 16 1.4078 - 1.3778 0.98 2563 144 0.1479 0.1972 REMARK 3 17 1.3778 - 1.3502 0.98 2561 164 0.1499 0.1870 REMARK 3 18 1.3502 - 1.3247 0.97 2552 142 0.1549 0.1858 REMARK 3 19 1.3247 - 1.3011 0.97 2588 121 0.1634 0.2292 REMARK 3 20 1.3011 - 1.2790 0.98 2558 114 0.1743 0.1873 REMARK 3 21 1.2790 - 1.2584 0.96 2565 120 0.1988 0.2408 REMARK 3 22 1.2584 - 1.2390 0.98 2525 145 0.2031 0.2779 REMARK 3 23 1.2390 - 1.2208 0.96 2549 128 0.2364 0.2325 REMARK 3 24 1.2208 - 1.2036 0.96 2512 116 0.2400 0.2667 REMARK 3 25 1.2036 - 1.1873 0.96 2522 136 0.2521 0.2814 REMARK 3 26 1.1873 - 1.1719 0.94 2494 132 0.2605 0.2396 REMARK 3 27 1.1719 - 1.1573 0.94 2422 157 0.2567 0.3135 REMARK 3 28 1.1573 - 1.1433 0.92 2431 131 0.2807 0.3138 REMARK 3 29 1.1433 - 1.1300 0.91 2402 131 0.3140 0.3580 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 0.70 REMARK 3 SHRINKAGE RADIUS : 0.53 REMARK 3 K_SOL : 0.40 REMARK 3 B_SOL : 43.36 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.050 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) : -2.48590 REMARK 3 B22 (A**2) : 3.50040 REMARK 3 B33 (A**2) : -1.01460 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 : 0.021 1849 REMARK 3 ANGLE : 1.189 2536 REMARK 3 CHIRALITY : 0.070 281 REMARK 3 PLANARITY : 0.006 328 REMARK 3 DIHEDRAL : 13.935 716 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 3U81 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-OCT-11. REMARK 100 THE DEPOSITION ID IS D_1000068422. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-JUN-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 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) : 1.000000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS (VERSION DECEMBER 6 REMARK 200 DATA SCALING SOFTWARE : SADABS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 79382 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.130 REMARK 200 RESOLUTION RANGE LOW (A) : 39.810 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : 6.140 REMARK 200 R MERGE (I) : 0.08450 REMARK 200 R SYM (I) : 0.08450 REMARK 200 FOR THE DATA SET : 8.8800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.13 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.23 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.8 REMARK 200 DATA REDUNDANCY IN SHELL : 5.78 REMARK 200 R MERGE FOR SHELL (I) : 0.71420 REMARK 200 R SYM FOR SHELL (I) : 0.71420 REMARK 200 FOR SHELL : 1.490 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 (%): 43.32 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.3M NA-MALONATE PH 7.0, 0.1M REMARK 280 HEPES/NAOH PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 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 16.69200 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.34300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.66650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.34300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 16.69200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.66650 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 LYS A 220 REMARK 465 SER A 221 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 HOH A 264 O HOH A 536 2.02 REMARK 500 O HOH A 258 O HOH A 273 2.08 REMARK 500 O HOH A 276 O HOH A 418 2.08 REMARK 500 O HOH A 244 O HOH A 283 2.09 REMARK 500 O HOH A 290 O HOH A 421 2.17 REMARK 500 O HOH A 250 O HOH A 271 2.17 REMARK 500 O HOH A 291 O HOH A 295 2.18 REMARK 500 O HOH A 262 O HOH A 483 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 259 O HOH A 490 3445 2.13 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 TYR A 68 -109.26 58.65 REMARK 500 ASP A 133 -88.26 -85.11 REMARK 500 ASP A 141 35.69 -152.43 REMARK 500 HIS A 142 -143.38 -110.58 REMARK 500 TYR A 200 -56.16 76.67 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 K A 223 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 VAL A 183 O REMARK 620 2 ARG A 184 O 83.4 REMARK 620 3 SER A 186 O 92.3 111.8 REMARK 620 4 PHE A 189 O 97.7 166.2 81.9 REMARK 620 5 HOH A 371 O 105.4 82.0 159.0 84.4 REMARK 620 6 HOH A 503 O 162.8 83.5 82.4 97.7 83.6 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 SAH A 222 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 223 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3S68 RELATED DB: PDB REMARK 900 RELATED ID: 3R6T RELATED DB: PDB REMARK 900 RELATED ID: 3NWB RELATED DB: PDB REMARK 900 RELATED ID: 3NWE RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE DATABASE REFERENCE CORRESPONDS TO THE ISOFORM-2 REMARK 999 P22734-2 DBREF 3U81 A 1 221 UNP P22734 COMT_RAT 44 264 SEQADV 3U81 ILE A 91 UNP P22734 MET 134 ENGINEERED MUTATION SEQADV 3U81 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 222 46 HET K A 223 1 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM K POTASSIUM ION FORMUL 2 SAH C14 H20 N6 O5 S FORMUL 3 K K 1+ FORMUL 4 HOH *346(H2 O) HELIX 1 1 THR A 4 ALA A 17 1 14 HELIX 2 2 ASP A 21 GLU A 37 1 17 HELIX 3 3 TRP A 38 VAL A 42 5 5 HELIX 4 4 GLY A 43 SER A 58 1 16 HELIX 5 5 GLY A 70 ARG A 78 1 9 HELIX 6 6 ASN A 92 GLY A 107 1 16 HELIX 7 7 LEU A 108 ASP A 110 5 3 HELIX 8 8 ALA A 118 ILE A 123 1 6 HELIX 9 9 GLN A 125 TYR A 130 1 6 HELIX 10 10 TRP A 143 ASP A 145 5 3 HELIX 11 11 ARG A 146 CYS A 157 1 12 HELIX 12 12 THR A 176 SER A 186 1 11 SHEET 1 A 7 VAL A 112 ASN A 116 0 SHEET 2 A 7 ARG A 85 GLU A 90 1 N THR A 88 O LEU A 115 SHEET 3 A 7 LEU A 61 LEU A 65 1 N GLU A 64 O LEU A 87 SHEET 4 A 7 MET A 137 LEU A 140 1 O PHE A 139 N LEU A 65 SHEET 5 A 7 VAL A 165 ALA A 168 1 O LEU A 167 N VAL A 138 SHEET 6 A 7 VAL A 203 TYR A 212 -1 O ALA A 210 N LEU A 166 SHEET 7 A 7 PHE A 189 LEU A 198 -1 N THR A 192 O LYS A 209 LINK O VAL A 183 K K A 223 1555 1555 2.46 LINK O ARG A 184 K K A 223 1555 1555 2.66 LINK O SER A 186 K K A 223 1555 1555 2.45 LINK O PHE A 189 K K A 223 1555 1555 2.32 LINK K K A 223 O HOH A 371 1555 1555 2.75 LINK K K A 223 O HOH A 503 1555 1555 2.44 CISPEP 1 VAL A 173 PRO A 174 0 0.02 SITE 1 AC1 21 LYS A 46 GLY A 66 ALA A 67 TYR A 68 SITE 2 AC1 21 TYR A 71 SER A 72 GLU A 90 ILE A 91 SITE 3 AC1 21 GLY A 117 ALA A 118 SER A 119 GLN A 120 SITE 4 AC1 21 ASP A 141 HIS A 142 TRP A 143 HOH A 244 SITE 5 AC1 21 HOH A 283 HOH A 350 HOH A 468 HOH A 507 SITE 6 AC1 21 HOH A 531 SITE 1 AC2 6 VAL A 183 ARG A 184 SER A 186 PHE A 189 SITE 2 AC2 6 HOH A 371 HOH A 503 CRYST1 33.384 61.333 104.686 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 0.029954 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016304 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009552 0.00000