HEADER TRANSFERASE 27-MAR-14 4PYN TITLE HUMANIZED RAT COMT IN COMPLEX WITH SAH 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, ALTERNATIVE KEYWDS 2 INITIATION, CATECHOLAMINE METABOLISM, CELL MEMBRANE, MAGNESIUM, KEYWDS 3 MEMBRANE, METAL-BINDING, PHOSPHOPROTEIN, SIGNAL-ANCHOR, KEYWDS 4 TRANSMEMBRANE ANCHOR, ENZYME MECHANISM, CONFORMATIONAL CHANGE, KEYWDS 5 TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR A.EHLER,J.BENZ,D.SCHLATTER,M.G.RUDOLPH REVDAT 4 28-FEB-24 4PYN 1 REMARK SEQADV LINK REVDAT 3 23-AUG-17 4PYN 1 REMARK REVDAT 2 27-AUG-14 4PYN 1 JRNL REVDAT 1 11-JUN-14 4PYN 0 JRNL AUTH A.EHLER,J.BENZ,D.SCHLATTER,M.G.RUDOLPH JRNL TITL MAPPING THE CONFORMATIONAL SPACE ACCESSIBLE TO JRNL TITL 2 CATECHOL-O-METHYLTRANSFERASE. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 70 2163 2014 JRNL REFN ISSN 0907-4449 JRNL PMID 25084335 JRNL DOI 10.1107/S1399004714012917 REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: DEV_1448) 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) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 31.75 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 14.600 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 67594 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.128 REMARK 3 R VALUE (WORKING SET) : 0.127 REMARK 3 FREE R VALUE : 0.154 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.070 REMARK 3 FREE R VALUE TEST SET COUNT : 3216 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 31.7608 - 3.4604 0.98 2859 163 0.1392 0.1438 REMARK 3 2 3.4604 - 2.7472 0.99 2772 134 0.1315 0.1594 REMARK 3 3 2.7472 - 2.4000 1.00 2729 155 0.1179 0.1445 REMARK 3 4 2.4000 - 2.1807 1.00 2737 136 0.1077 0.1293 REMARK 3 5 2.1807 - 2.0244 1.00 2722 147 0.0990 0.1040 REMARK 3 6 2.0244 - 1.9050 1.00 2666 159 0.0946 0.1353 REMARK 3 7 1.9050 - 1.8096 1.00 2693 145 0.0948 0.1199 REMARK 3 8 1.8096 - 1.7309 1.00 2688 137 0.0945 0.1257 REMARK 3 9 1.7309 - 1.6642 1.00 2658 146 0.0900 0.1302 REMARK 3 10 1.6642 - 1.6068 1.00 2702 155 0.0899 0.1144 REMARK 3 11 1.6068 - 1.5566 1.00 2663 137 0.0890 0.1318 REMARK 3 12 1.5566 - 1.5121 1.00 2665 132 0.0971 0.1443 REMARK 3 13 1.5121 - 1.4723 1.00 2691 161 0.1008 0.1367 REMARK 3 14 1.4723 - 1.4364 1.00 2635 144 0.1126 0.1537 REMARK 3 15 1.4364 - 1.4037 1.00 2692 134 0.1225 0.1705 REMARK 3 16 1.4037 - 1.3738 1.00 2631 132 0.1579 0.2031 REMARK 3 17 1.3738 - 1.3464 1.00 2643 160 0.1760 0.2139 REMARK 3 18 1.3464 - 1.3209 1.00 2672 115 0.1670 0.1793 REMARK 3 19 1.3209 - 1.2974 1.00 2640 149 0.1769 0.2276 REMARK 3 20 1.2974 - 1.2754 1.00 2640 131 0.1852 0.2495 REMARK 3 21 1.2754 - 1.2548 1.00 2655 153 0.2004 0.2396 REMARK 3 22 1.2548 - 1.2355 1.00 2637 131 0.2246 0.2814 REMARK 3 23 1.2355 - 1.2173 1.00 2669 149 0.2554 0.3241 REMARK 3 24 1.2173 - 1.2002 0.92 2407 123 0.3327 0.3810 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 : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.130 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 13.830 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 : 0.019 1867 REMARK 3 ANGLE : 1.226 2539 REMARK 3 CHIRALITY : 0.071 283 REMARK 3 PLANARITY : 0.006 328 REMARK 3 DIHEDRAL : 13.811 722 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 4PYN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-MAR-14. REMARK 100 THE DEPOSITION ID IS D_1000085383. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-DEC-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL 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 : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SADABS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 67597 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 31.750 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.08501 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.2819 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.24 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.60 REMARK 200 R MERGE FOR SHELL (I) : 0.87944 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.499 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 (%): 43.18 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K 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 16.65800 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.39050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.62400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.39050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 16.65800 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.62400 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 44 REMARK 465 SER A 264 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 661 O HOH A 662 2.16 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 111 -107.81 56.57 REMARK 500 ASP A 176 -88.54 -85.29 REMARK 500 ASP A 184 37.06 -152.54 REMARK 500 HIS A 185 -142.37 -111.83 REMARK 500 TYR A 243 -56.93 76.43 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 303 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 101 O REMARK 620 2 SER A 103 OG 108.8 REMARK 620 3 HOH A 463 O 90.8 87.1 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 304 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 184 OD1 REMARK 620 2 ASP A 184 O 59.6 REMARK 620 3 HIS A 185 O 130.8 73.7 REMARK 620 4 TYR A 190 OH 82.3 99.0 91.0 REMARK 620 5 ASN A 213 OD1 58.5 114.7 170.6 91.6 REMARK 620 6 HOH A 483 O 144.4 151.6 84.8 99.8 85.9 REMARK 620 7 HOH A 586 O 55.9 60.6 114.0 138.2 69.3 114.8 REMARK 620 8 HOH A 586 O 94.7 74.2 86.2 173.1 92.2 86.3 39.1 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 302 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 VAL A 226 O REMARK 620 2 ARG A 227 O 78.4 REMARK 620 3 SER A 229 O 82.0 114.2 REMARK 620 4 PHE A 232 O 89.5 162.6 75.8 REMARK 620 5 HOH A 428 O 101.7 86.1 159.7 84.2 REMARK 620 6 HOH A 575 O 138.6 77.4 78.0 119.5 109.5 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 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 304 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4P7F RELATED DB: PDB REMARK 900 RELATED ID: 4P7G RELATED DB: PDB REMARK 900 RELATED ID: 4P7J RELATED DB: PDB REMARK 900 RELATED ID: 4P7K RELATED DB: PDB REMARK 900 RELATED ID: 4PYI RELATED DB: PDB REMARK 900 RELATED ID: 4PYJ RELATED DB: PDB REMARK 900 RELATED ID: 4PYK RELATED DB: PDB REMARK 900 RELATED ID: 4PYL RELATED DB: PDB REMARK 900 RELATED ID: 4PYM RELATED DB: PDB REMARK 900 RELATED ID: 4PYO RELATED DB: PDB REMARK 900 RELATED ID: 4PYQ RELATED DB: PDB DBREF 4PYN A 44 264 UNP P22734 COMT_RAT 44 264 SEQADV 4PYN ILE A 134 UNP P22734 MET 134 ENGINEERED MUTATION SEQADV 4PYN CYS A 138 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 300 45 HET CL A 301 1 HET K A 302 1 HET K A 303 1 HET K A 304 1 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM CL CHLORIDE ION HETNAM K POTASSIUM ION FORMUL 2 SAH C14 H20 N6 O5 S FORMUL 3 CL CL 1- FORMUL 4 K 3(K 1+) FORMUL 7 HOH *314(H2 O) HELIX 1 1 THR A 47 ALA A 60 1 14 HELIX 2 2 ASP A 64 GLU A 80 1 17 HELIX 3 3 TRP A 81 VAL A 85 5 5 HELIX 4 4 GLY A 86 SER A 101 1 16 HELIX 5 5 GLY A 113 ARG A 121 1 9 HELIX 6 6 ASN A 135 GLY A 150 1 16 HELIX 7 7 LEU A 151 ASP A 153 5 3 HELIX 8 8 ALA A 161 ILE A 166 1 6 HELIX 9 9 PRO A 167 LEU A 169 5 3 HELIX 10 10 TRP A 186 ASP A 188 5 3 HELIX 11 11 ARG A 189 CYS A 200 1 12 HELIX 12 12 THR A 219 SER A 229 1 11 SHEET 1 A 7 VAL A 155 ASN A 159 0 SHEET 2 A 7 ARG A 128 GLU A 133 1 N THR A 131 O LEU A 158 SHEET 3 A 7 LEU A 104 LEU A 108 1 N GLU A 107 O LEU A 130 SHEET 4 A 7 MET A 180 LEU A 183 1 O PHE A 182 N LEU A 106 SHEET 5 A 7 VAL A 208 ALA A 211 1 O LEU A 210 N VAL A 181 SHEET 6 A 7 VAL A 246 TYR A 255 -1 O ALA A 253 N LEU A 209 SHEET 7 A 7 PHE A 232 LEU A 241 -1 N THR A 235 O LYS A 252 LINK O SER A 101 K K A 303 1555 1555 2.51 LINK OG SER A 103 K K A 303 1555 1555 2.94 LINK OD1 ASP A 184 K K A 304 1555 1555 2.96 LINK O ASP A 184 K K A 304 1555 1555 3.30 LINK O HIS A 185 K K A 304 1555 1555 2.89 LINK OH TYR A 190 K K A 304 1555 1555 2.83 LINK OD1 ASN A 213 K K A 304 1555 1555 3.09 LINK O VAL A 226 K K A 302 1555 1555 2.83 LINK O ARG A 227 K K A 302 1555 1555 2.80 LINK O SER A 229 K K A 302 1555 1555 2.61 LINK O PHE A 232 K K A 302 1555 1555 2.58 LINK K K A 302 O HOH A 428 1555 1555 2.99 LINK K K A 302 O HOH A 575 1555 1555 2.78 LINK K K A 303 O HOH A 463 1555 1555 2.55 LINK K K A 304 O HOH A 483 1555 1555 2.88 LINK K K A 304 O AHOH A 586 1555 1555 2.30 LINK K K A 304 O BHOH A 586 1555 1555 2.86 CISPEP 1 VAL A 216 PRO A 217 0 -1.37 SITE 1 AC1 21 LYS A 89 GLY A 109 ALA A 110 TYR A 111 SITE 2 AC1 21 TYR A 114 SER A 115 GLU A 133 ILE A 134 SITE 3 AC1 21 GLY A 160 ALA A 161 SER A 162 GLN A 163 SITE 4 AC1 21 ASP A 184 HIS A 185 TRP A 186 HOH A 404 SITE 5 AC1 21 HOH A 551 HOH A 556 HOH A 624 HOH A 643 SITE 6 AC1 21 HOH A 666 SITE 1 AC2 5 THR A 219 PRO A 220 ASP A 221 PHE A 222 SITE 2 AC2 5 HOH A 403 SITE 1 AC3 6 VAL A 226 ARG A 227 SER A 229 PHE A 232 SITE 2 AC3 6 HOH A 428 HOH A 575 SITE 1 AC4 5 SER A 101 SER A 103 HOH A 452 HOH A 463 SITE 2 AC4 5 HOH A 597 SITE 1 AC5 6 ASP A 184 HIS A 185 TYR A 190 ASN A 213 SITE 2 AC5 6 HOH A 483 HOH A 586 CRYST1 33.316 61.248 104.781 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 0.030016 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016327 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009544 0.00000