HEADER ISOMERASE 01-NOV-13 4CDL TITLE CRYSTAL STRUCTURE OF RETRO-ALDOLASE RA110.4-6 COMPLEXED WITH INHIBITOR TITLE 2 1-(6-METHOXY-2-NAPHTHALENYL)-1,3-BUTANEDIONE COMPND MOL_ID: 1; COMPND 2 MOLECULE: STEROID DELTA-ISOMERASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RA110.4-6, DELTA(5)-3-KETOSTEROID ISOMERASE; COMPND 5 EC: 5.3.3.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS PUTIDA; SOURCE 3 ORGANISM_TAXID: 303; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VARIANT: GOLD; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET-29B(PLUS) KEYWDS ISOMERASE, COMPUTATIONAL PROTEIN DESIGN, CATALYSIS, DIRECTED KEYWDS 2 EVOLUTION, PROTEIN ENGINEERING, ENZYME ENGINEERING EXPDTA X-RAY DIFFRACTION AUTHOR D.M.PINKAS,S.STUDER,R.OBEXER,L.GIGER,M.G.GRUETTER,D.BAKER,D.HILVERT REVDAT 3 20-DEC-23 4CDL 1 REMARK REVDAT 2 23-OCT-19 4CDL 1 LINK ATOM REVDAT 1 12-NOV-14 4CDL 0 JRNL AUTH S.STUDER,R.OBEXER,L.GIGER,D.M.PINKAS,M.G.GRUETTER,D.BAKER, JRNL AUTH 2 D.HILVERT JRNL TITL ACTIVE SITE PLASTICITY OF A COMPUTATIONALLY DESIGNED JRNL TITL 2 RETRO-ALDOLASE ENZYME JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.67 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 6014 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.231 REMARK 3 R VALUE (WORKING SET) : 0.228 REMARK 3 FREE R VALUE : 0.297 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 280 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 44.6767 - 3.1501 1.00 2985 137 0.2340 0.3109 REMARK 3 2 3.1501 - 2.5004 1.00 2749 143 0.2039 0.2521 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) : 0.250 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.620 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 59.26 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 72.30 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 : 0.003 1058 REMARK 3 ANGLE : 0.658 1441 REMARK 3 CHIRALITY : 0.041 150 REMARK 3 PLANARITY : 0.003 189 REMARK 3 DIHEDRAL : 11.729 387 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 4CDL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 01-NOV-13. REMARK 100 THE DEPOSITION ID IS D_1290058851. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-FEB-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 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 : 6014 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 44.700 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 25.50 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 35.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 27.40 REMARK 200 R MERGE FOR SHELL (I) : 1.08000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.600 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: PDB ENTRY 1OHO REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM SODIUM ACETATE PH 4.5, 1 M NACL, REMARK 280 45% V/V PEG400 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 66.21333 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 132.42667 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 99.32000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 165.53333 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 33.10667 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 66.21333 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 132.42667 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 165.53333 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 99.32000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 33.10667 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 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 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 A2025 LIES ON A SPECIAL POSITION. 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 ARG A 128 REMARK 465 GLU A 129 REMARK 465 PRO A 130 REMARK 465 GLN A 131 REMARK 465 GLY A 132 REMARK 465 SER A 133 REMARK 465 LEU A 134 REMARK 465 GLU A 135 REMARK 465 HIS A 136 REMARK 465 HIS A 137 REMARK 465 HIS A 138 REMARK 465 HIS A 139 REMARK 465 HIS A 140 REMARK 465 HIS A 141 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 65 CG CD CE NZ 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 HE1 TRP A 120 O HOH A 2037 1.52 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 TRP A 90 -161.58 -160.17 REMARK 500 ASN A 93 -98.44 62.03 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 1-(6-METHOXYNAPHTHALEN-2-YL)-3-METHYLBUT-2-EN-1-ONE (LLK): REMARK 600 MODELED AS DIK LIGAND FROM 1OHO REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LLK A 1128 DBREF 4CDL A 1 131 UNP P07445 SDIS_PSEPU 1 131 SEQADV 4CDL GLY A 132 UNP P07445 EXPRESSION TAG SEQADV 4CDL SER A 133 UNP P07445 EXPRESSION TAG SEQADV 4CDL LEU A 134 UNP P07445 EXPRESSION TAG SEQADV 4CDL GLU A 135 UNP P07445 EXPRESSION TAG SEQADV 4CDL HIS A 136 UNP P07445 EXPRESSION TAG SEQADV 4CDL HIS A 137 UNP P07445 EXPRESSION TAG SEQADV 4CDL HIS A 138 UNP P07445 EXPRESSION TAG SEQADV 4CDL HIS A 139 UNP P07445 EXPRESSION TAG SEQADV 4CDL HIS A 140 UNP P07445 EXPRESSION TAG SEQADV 4CDL HIS A 141 UNP P07445 EXPRESSION TAG SEQADV 4CDL PHE A 16 UNP P07445 TYR 16 CONFLICT SEQADV 4CDL ILE A 38 UNP P07445 VAL 38 ENGINEERED MUTATION SEQADV 4CDL SER A 40 UNP P07445 ASP 40 CONFLICT SEQADV 4CDL HIS A 56 UNP P07445 PHE 56 ENGINEERED MUTATION SEQADV 4CDL LYS A 59 UNP P07445 GLN 59 ENGINEERED MUTATION SEQADV 4CDL TRP A 60 UNP P07445 GLY 60 ENGINEERED MUTATION SEQADV 4CDL LEU A 66 UNP P07445 VAL 66 ENGINEERED MUTATION SEQADV 4CDL VAL A 68 UNP P07445 ALA 68 CONFLICT SEQADV 4CDL TYR A 69 UNP P07445 CYS 69 ENGINEERED MUTATION SEQADV 4CDL ASN A 77 UNP P07445 SER 77 ENGINEERED MUTATION SEQADV 4CDL THR A 83 UNP P07445 ALA 83 ENGINEERED MUTATION SEQADV 4CDL LEU A 85 UNP P07445 PRO 85 ENGINEERED MUTATION SEQADV 4CDL LEU A 86 UNP P07445 PHE 86 ENGINEERED MUTATION SEQADV 4CDL LYS A 88 UNP P07445 VAL 88 ENGINEERED MUTATION SEQADV 4CDL TRP A 90 UNP P07445 MET 90 ENGINEERED MUTATION SEQADV 4CDL THR A 99 UNP P07445 LEU 99 ENGINEERED MUTATION SEQADV 4CDL LEU A 103 UNP P07445 ASP 103 ENGINEERED MUTATION SEQADV 4CDL GLN A 110 UNP P07445 HIS 110 ENGINEERED MUTATION SEQADV 4CDL GLU A 116 UNP P07445 MET 116 ENGINEERED MUTATION SEQADV 4CDL ARG A 118 UNP P07445 ALA 118 ENGINEERED MUTATION SEQADV 4CDL CYS A 126 UNP P07445 SER 126 ENGINEERED MUTATION SEQRES 1 A 141 MET ASN LEU PRO THR ALA GLN GLU VAL GLN GLY LEU MET SEQRES 2 A 141 ALA ARG PHE ILE GLU LEU VAL ASP VAL GLY ASP ILE GLU SEQRES 3 A 141 ALA ILE VAL GLN MET TYR ALA ASP ASP ALA THR ILE GLU SEQRES 4 A 141 SER PRO PHE GLY GLN PRO PRO ILE HIS GLY ARG GLU GLN SEQRES 5 A 141 ILE ALA ALA HIS TYR ARG LYS TRP LEU GLY GLY GLY LYS SEQRES 6 A 141 LEU ARG VAL TYR LEU THR GLY PRO VAL ARG ALA ASN HIS SEQRES 7 A 141 ASN GLY CYS GLY THR MET LEU LEU ARG LYS GLU TRP VAL SEQRES 8 A 141 TRP ASN GLY GLN PRO CYS ALA THR ASP VAL ILE LEU VAL SEQRES 9 A 141 MET ARG PHE ASP GLU GLN GLY ARG ILE GLN THR GLU GLN SEQRES 10 A 141 ARG TYR TRP SER GLU VAL ASN LEU CYS VAL ARG GLU PRO SEQRES 11 A 141 GLN GLY SER LEU GLU HIS HIS HIS HIS HIS HIS HET LLK A1128 30 HETNAM LLK (2E)-1-(6-METHOXYNAPHTHALEN-2-YL)BUT-2-EN-1-ONE FORMUL 2 LLK C15 H14 O2 FORMUL 3 HOH *37(H2 O) HELIX 1 1 THR A 5 GLY A 23 1 19 HELIX 2 2 ASP A 24 MET A 31 1 8 HELIX 3 3 GLY A 49 GLY A 63 1 15 SHEET 1 AA 6 ILE A 47 HIS A 48 0 SHEET 2 AA 6 TYR A 32 ILE A 38 -1 O ILE A 38 N ILE A 47 SHEET 3 AA 6 ILE A 113 GLU A 122 1 O ILE A 113 N ALA A 33 SHEET 4 AA 6 GLN A 95 PHE A 107 -1 O ASP A 100 N SER A 121 SHEET 5 AA 6 CYS A 81 TRP A 92 -1 O GLY A 82 N MET A 105 SHEET 6 AA 6 ARG A 75 ALA A 76 1 O ARG A 75 N THR A 83 SHEET 1 AB 6 ILE A 47 HIS A 48 0 SHEET 2 AB 6 TYR A 32 ILE A 38 -1 O ILE A 38 N ILE A 47 SHEET 3 AB 6 ILE A 113 GLU A 122 1 O ILE A 113 N ALA A 33 SHEET 4 AB 6 GLN A 95 PHE A 107 -1 O ASP A 100 N SER A 121 SHEET 5 AB 6 CYS A 81 TRP A 92 -1 O GLY A 82 N MET A 105 SHEET 6 AB 6 ARG A 67 LEU A 70 -1 O ARG A 67 N GLU A 89 SHEET 1 AC 2 ARG A 75 ALA A 76 0 SHEET 2 AC 2 CYS A 81 TRP A 92 1 O THR A 83 N ARG A 75 LINK NZ LYS A 88 C13 LLK A1128 1555 1555 1.28 SITE 1 AC1 11 ILE A 38 GLU A 39 SER A 40 GLN A 44 SITE 2 AC1 11 PRO A 45 ILE A 47 HIS A 56 LYS A 88 SITE 3 AC1 11 TRP A 90 ARG A 118 HOH A2037 CRYST1 51.580 51.580 198.640 90.00 90.00 120.00 P 61 2 2 12 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 0.019387 0.011193 0.000000 0.00000 SCALE2 0.000000 0.022387 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005034 0.00000