HEADER LYASE 13-APR-19 6OKI OBSLTE 13-MAY-20 6OKI 6WUP TITLE CRYSTAL STRUCTURE OF AN ANCESTRAL CYCLOHEXADIENYL DEHYDRATASE, ANCCDT- TITLE 2 5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANCESTRAL CYCLOHEXADIENYL DEHYDRATASE, ANCCDT-5; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS CYCLOHEXADIENYL DEHYDRATASE ANCESTRAL PROTEIN RECONSTRUCTION, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR J.A.KACZMARSKI,M.C.MAHAWATHTHA REVDAT 2 13-MAY-20 6OKI 1 OBSLTE REVDAT 1 22-JAN-20 6OKI 0 JRNL AUTH J.A.KACZMARSKI,M.C.MAHAWATHTHA,G.OTTING,C.J.JACKSON JRNL TITL STRUCTURE OF ANCCDT-5 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH B.CLIFTON,J.A.KACZMARSKI,P.D.CARR,M.L.GERTH,N.TOKURIKI, REMARK 1 AUTH 2 C.J.JACKSON REMARK 1 TITL EVOLUTION OF CYCLOHEXADIENYL DEHYDRATASE FROM AN ANCESTRAL REMARK 1 TITL 2 SOLUTE-BINDING PROTEIN. REMARK 1 REF NAT. CHEM. BIOL. V. 14 542 2018 REMARK 1 REFN ESSN 1552-4469 REMARK 1 PMID 29686357 REMARK 1 DOI 10.1038/S41589-018-0043-2 REMARK 2 REMARK 2 RESOLUTION. 1.37 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.15_3459: ???) 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) : 1.37 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.51 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 54894 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.174 REMARK 3 R VALUE (WORKING SET) : 0.173 REMARK 3 FREE R VALUE : 0.195 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.080 REMARK 3 FREE R VALUE TEST SET COUNT : 2791 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 35.5176 - 3.7174 1.00 2889 162 0.1619 0.1461 REMARK 3 2 3.7174 - 2.9511 1.00 2718 141 0.1673 0.1867 REMARK 3 3 2.9511 - 2.5782 1.00 2664 163 0.1900 0.2183 REMARK 3 4 2.5782 - 2.3425 1.00 2636 150 0.1772 0.2064 REMARK 3 5 2.3425 - 2.1746 1.00 2643 132 0.1750 0.2178 REMARK 3 6 2.1746 - 2.0464 1.00 2615 139 0.1707 0.2249 REMARK 3 7 2.0464 - 1.9440 1.00 2641 120 0.1730 0.2360 REMARK 3 8 1.9440 - 1.8593 1.00 2595 122 0.1676 0.2302 REMARK 3 9 1.8593 - 1.7878 1.00 2623 130 0.1570 0.1805 REMARK 3 10 1.7878 - 1.7261 1.00 2539 148 0.1541 0.2111 REMARK 3 11 1.7261 - 1.6721 1.00 2607 144 0.1492 0.1897 REMARK 3 12 1.6721 - 1.6243 1.00 2594 119 0.1491 0.1869 REMARK 3 13 1.6243 - 1.5816 1.00 2566 140 0.1542 0.2277 REMARK 3 14 1.5816 - 1.5430 1.00 2554 150 0.1677 0.1984 REMARK 3 15 1.5430 - 1.5079 1.00 2545 151 0.1915 0.2592 REMARK 3 16 1.5079 - 1.4758 1.00 2564 136 0.2044 0.2322 REMARK 3 17 1.4758 - 1.4463 1.00 2549 152 0.2282 0.3136 REMARK 3 18 1.4463 - 1.4190 0.99 2541 146 0.2730 0.3150 REMARK 3 19 1.4190 - 1.3936 0.98 2504 135 0.3137 0.3353 REMARK 3 20 1.3936 - 1.3700 0.97 2516 111 0.3961 0.3955 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.430 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.60 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 : 0.005 1947 REMARK 3 ANGLE : 0.753 2644 REMARK 3 CHIRALITY : 0.073 281 REMARK 3 PLANARITY : 0.005 348 REMARK 3 DIHEDRAL : 3.099 1186 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 6OKI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-APR-19. REMARK 100 THE DEPOSITION ID IS D_1000240804. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-APR-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95373 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 55005 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.370 REMARK 200 RESOLUTION RANGE LOW (A) : 43.570 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 34.70 REMARK 200 R MERGE (I) : 0.08800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.37 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.39 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.8 REMARK 200 DATA REDUNDANCY IN SHELL : 25.80 REMARK 200 R MERGE FOR SHELL (I) : 5.46600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.700 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: 3KBR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.24 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 % W/V PEG 6000 0.2 M MGCL2 0.1 M REMARK 280 HEPES PH 7.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 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+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 116.18533 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 58.09267 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 87.13900 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 29.04633 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 145.23167 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 116.18533 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 58.09267 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 29.04633 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 87.13900 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 145.23167 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 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 525 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 672 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 GLY A 10 REMARK 465 ILE A 11 REMARK 465 ALA A 12 REMARK 465 LYS A 246 REMARK 465 LEU A 247 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 ASP A 109 -155.79 -151.42 REMARK 500 HIS A 199 65.41 29.48 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 676 DISTANCE = 5.92 ANGSTROMS REMARK 525 HOH A 677 DISTANCE = 6.18 ANGSTROMS REMARK 525 HOH A 678 DISTANCE = 6.22 ANGSTROMS 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 NA A 302 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 143 OG1 REMARK 620 2 HOH A 459 O 100.7 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EPE A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NA 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 DBREF 6OKI A 10 247 PDB 6OKI 6OKI 10 247 SEQRES 1 A 238 GLY ILE ALA ALA SER ARG LEU ASP GLU ILE MET GLN ARG SEQRES 2 A 238 GLY THR LEU ARG VAL GLY THR THR GLY ASP TYR LYS PRO SEQRES 3 A 238 PHE SER TYR ARG ASP PRO ASP GLY GLN PHE THR GLY PHE SEQRES 4 A 238 ASP ILE ASP MET ALA GLU SER LEU ALA LYS SER LEU GLY SEQRES 5 A 238 VAL LYS VAL GLU PHE VAL PRO THR THR TRP PRO THR LEU SEQRES 6 A 238 MET ASP ASP PHE GLN ALA ASP LYS PHE ASP ILE ALA MET SEQRES 7 A 238 GLY GLY VAL SER VAL THR PRO GLU ARG GLN LYS LYS ALA SEQRES 8 A 238 ASP PHE SER GLU PRO TYR MET THR ASP GLY LYS THR PRO SEQRES 9 A 238 ILE VAL ARG CYS GLU ASP ALA ASP LYS TYR GLN THR LEU SEQRES 10 A 238 GLU GLN ILE ASP ARG PRO ASP VAL ARG VAL VAL VAL ASN SEQRES 11 A 238 PRO GLY GLY THR ASN GLU ARG PHE ALA ARG ALA HIS LEU SEQRES 12 A 238 LYS GLN ALA GLN ILE THR VAL TYR PRO ASP ASN VAL THR SEQRES 13 A 238 ILE PHE GLN GLU ILE VAL ALA GLY ARG ALA ASP VAL MET SEQRES 14 A 238 MET THR ASP ALA VAL GLU THR ARG TYR GLN GLN LYS LEU SEQRES 15 A 238 HIS PRO GLY LEU CYS ALA VAL HIS VAL ASP LYS PRO PHE SEQRES 16 A 238 THR HIS SER GLU LYS ALA TYR LEU LEU PRO ARG GLY ASP SEQRES 17 A 238 PRO ALA PHE LYS ALA TYR VAL ASP GLN TRP LEU HIS GLN SEQRES 18 A 238 ALA MET GLN SER GLY THR TYR GLN ARG ILE PHE ASP LYS SEQRES 19 A 238 TRP LEU LYS LEU HET EPE A 301 32 HET NA A 302 1 HET CL A 303 1 HETNAM EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID HETNAM NA SODIUM ION HETNAM CL CHLORIDE ION HETSYN EPE HEPES FORMUL 2 EPE C8 H18 N2 O4 S FORMUL 3 NA NA 1+ FORMUL 4 CL CL 1- FORMUL 5 HOH *278(H2 O) HELIX 1 AA1 SER A 14 GLY A 23 1 10 HELIX 2 AA2 GLY A 47 GLY A 61 1 15 HELIX 3 AA3 THR A 73 ALA A 80 1 8 HELIX 4 AA4 THR A 93 LYS A 98 1 6 HELIX 5 AA5 GLU A 118 ALA A 120 5 3 HELIX 6 AA6 THR A 125 ASP A 130 1 6 HELIX 7 AA7 GLY A 142 LEU A 152 1 11 HELIX 8 AA8 THR A 165 ALA A 172 1 8 HELIX 9 AA9 ALA A 182 HIS A 192 1 11 HELIX 10 AB1 ASP A 217 GLY A 235 1 19 HELIX 11 AB2 GLY A 235 LEU A 245 1 11 SHEET 1 AA1 3 LYS A 63 PRO A 68 0 SHEET 2 AA1 3 THR A 24 THR A 29 1 N LEU A 25 O LYS A 63 SHEET 3 AA1 3 ILE A 85 ALA A 86 1 O ILE A 85 N GLY A 28 SHEET 1 AA2 3 ASP A 32 TYR A 33 0 SHEET 2 AA2 3 SER A 37 ARG A 39 -1 O SER A 37 N TYR A 33 SHEET 3 AA2 3 PHE A 45 THR A 46 -1 O THR A 46 N TYR A 38 SHEET 1 AA3 2 ASP A 101 PHE A 102 0 SHEET 2 AA3 2 LEU A 212 LEU A 213 -1 O LEU A 213 N ASP A 101 SHEET 1 AA4 2 MET A 107 ASP A 109 0 SHEET 2 AA4 2 SER A 207 LYS A 209 -1 O LYS A 209 N MET A 107 SHEET 1 AA5 3 VAL A 177 ASP A 181 0 SHEET 2 AA5 3 LYS A 111 ARG A 116 -1 N THR A 112 O THR A 180 SHEET 3 AA5 3 LEU A 195 ALA A 197 -1 O CYS A 196 N VAL A 115 SHEET 1 AA6 2 ARG A 135 VAL A 138 0 SHEET 2 AA6 2 GLN A 156 VAL A 159 1 O THR A 158 N VAL A 136 SSBOND 1 CYS A 117 CYS A 196 1555 1555 2.06 LINK OG1 THR A 143 NA NA A 302 1555 1555 2.21 LINK NA NA A 302 O HOH A 459 1555 1555 2.83 CISPEP 1 LYS A 34 PRO A 35 0 7.24 SITE 1 AC1 16 ASP A 32 TRP A 71 GLY A 89 VAL A 90 SITE 2 AC1 16 SER A 91 ARG A 96 THR A 143 ASN A 163 SITE 3 AC1 16 ASP A 181 GLU A 184 LYS A 209 NA A 302 SITE 4 AC1 16 HOH A 442 HOH A 459 HOH A 508 HOH A 528 SITE 1 AC2 6 GLY A 142 THR A 143 ASN A 144 EPE A 301 SITE 2 AC2 6 CL A 303 HOH A 459 SITE 1 AC3 5 ASN A 139 THR A 143 ASN A 144 NA A 302 SITE 2 AC3 5 HOH A 618 CRYST1 70.739 70.739 174.278 90.00 90.00 120.00 P 65 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 0.014136 0.008162 0.000000 0.00000 SCALE2 0.000000 0.016323 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005738 0.00000