HEADER TRANSFERASE/TRANSFERASE INHIBITOR 15-MAY-12 4F6X TITLE CRYSTAL STRUCTURE OF DEHYDROSQUALENE SYNTHASE (CRTM) FROM S. AUREUS TITLE 2 COMPLEXED WITH BPH-1112 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DEHYDROSQUALENE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 4,4'-DIAPOPHYTOENE SYNTHASE, DAP SYNTHASE, DIAPOPHYTOENE COMPND 5 SYNTHASE; COMPND 6 EC: 2.5.1.96; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS; SOURCE 3 ORGANISM_TAXID: 1280; SOURCE 4 GENE: CRTM; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 KEYWDS DEHYDROSQUALENE SYNTHASE, VIRULENCE FACTOR, BPH-1112, TRANSFERASE- KEYWDS 2 TRANSFERASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR F.-Y.LIN,Y.ZHANG,Y.-L.LIU,E.OLDFIELD REVDAT 3 13-SEP-23 4F6X 1 REMARK SEQADV LINK REVDAT 2 31-JAN-18 4F6X 1 JRNL REMARK REVDAT 1 20-JUN-12 4F6X 0 JRNL AUTH Y.ZHANG,F.-Y.LIN,K.LI,W.ZHU,Y.L.LIU,R.CAO,R.PANG,E.LEE, JRNL AUTH 2 J.AXELSON,M.HENSLER,K.WANG,K.J.MOLOHON,Y.WANG,D.A.MITCHELL, JRNL AUTH 3 V.NIZET,E.OLDFIELD JRNL TITL HIV-1 INTEGRASE INHIBITOR-INSPIRED ANTIBACTERIALS TARGETING JRNL TITL 2 ISOPRENOID BIOSYNTHESIS. JRNL REF ACS MED CHEM LETT V. 3 402 2012 JRNL REFN ISSN 1948-5875 JRNL PMID 22662288 JRNL DOI 10.1021/ML300038T REMARK 2 REMARK 2 RESOLUTION. 1.98 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.6.4_486) 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) : 1.98 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.25 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.5 REMARK 3 NUMBER OF REFLECTIONS : 23039 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.204 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.238 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.090 REMARK 3 FREE R VALUE TEST SET COUNT : 1172 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 26.2519 - 3.9561 0.98 2968 139 0.1796 0.2013 REMARK 3 2 3.9561 - 3.1418 0.98 2834 142 0.1806 0.1986 REMARK 3 3 3.1418 - 2.7451 0.99 2842 146 0.2063 0.2620 REMARK 3 4 2.7451 - 2.4943 0.99 2780 164 0.2019 0.2636 REMARK 3 5 2.4943 - 2.3157 0.98 2795 155 0.2253 0.2408 REMARK 3 6 2.3157 - 2.1792 0.82 2291 134 0.3076 0.3432 REMARK 3 7 2.1792 - 2.0701 0.96 2721 146 0.2156 0.2651 REMARK 3 8 2.0701 - 1.9800 0.94 2636 146 0.2281 0.2947 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.30 REMARK 3 SHRINKAGE RADIUS : 1.06 REMARK 3 K_SOL : 0.37 REMARK 3 B_SOL : 39.91 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.200 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.02600 REMARK 3 B22 (A**2) : 2.02600 REMARK 3 B33 (A**2) : -4.05190 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 : 0.007 2464 REMARK 3 ANGLE : 1.013 3321 REMARK 3 CHIRALITY : 0.070 348 REMARK 3 PLANARITY : 0.003 427 REMARK 3 DIHEDRAL : 15.935 951 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 4F6X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-MAY-12. REMARK 100 THE DEPOSITION ID IS D_1000072531. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-FEB-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-G REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27055 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.910 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 5.500 REMARK 200 R MERGE (I) : 0.07200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL 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 2ZCO REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.15 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.75M POTASSIUM SODIUM TARTRATE, PH REMARK 280 7.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 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 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 60.88867 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 30.44433 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 30.44433 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 60.88867 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 ALA A -4 REMARK 465 ALA A -3 REMARK 465 ALA A -2 REMARK 465 ALA A -1 REMARK 465 ALA A 0 REMARK 465 VAL A 53 REMARK 465 TYR A 54 REMARK 465 GLY A 55 REMARK 465 HIS A 285 REMARK 465 ARG A 286 REMARK 465 ILE A 287 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 OG1 THR A 150 NE2 GLN A 152 2.09 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 SER A 82 -99.91 -91.23 REMARK 500 GLN A 115 -74.77 -43.08 REMARK 500 ALA A 134 -38.28 -142.49 REMARK 500 SER A 282 24.13 -67.34 REMARK 500 LYS A 283 -15.98 -153.01 REMARK 500 REMARK 500 REMARK: NULL REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 ZYL A 301 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 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 172 OD2 REMARK 620 2 HOH A 401 O 97.7 REMARK 620 3 HOH A 402 O 165.7 84.5 REMARK 620 4 HOH A 403 O 83.3 83.9 82.9 REMARK 620 5 HOH A 561 O 117.8 100.4 75.4 157.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 304 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 248 OH REMARK 620 2 ZYL A 301 OAE 104.1 REMARK 620 3 TAR A 305 O1 101.6 152.7 REMARK 620 4 TAR A 305 O2 112.2 114.7 62.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 303 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ZYL A 301 OAC REMARK 620 2 HOH A 571 O 109.2 REMARK 620 3 HOH A 573 O 155.9 93.9 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZYL A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TAR A 305 DBREF 4F6X A 1 287 UNP A9JQL9 CRTM_STAAU 1 287 SEQADV 4F6X ALA A -4 UNP A9JQL9 EXPRESSION TAG SEQADV 4F6X ALA A -3 UNP A9JQL9 EXPRESSION TAG SEQADV 4F6X ALA A -2 UNP A9JQL9 EXPRESSION TAG SEQADV 4F6X ALA A -1 UNP A9JQL9 EXPRESSION TAG SEQADV 4F6X ALA A 0 UNP A9JQL9 EXPRESSION TAG SEQRES 1 A 292 ALA ALA ALA ALA ALA MET THR MET MET ASP MET ASN PHE SEQRES 2 A 292 LYS TYR CYS HIS LYS ILE MET LYS LYS HIS SER LYS SER SEQRES 3 A 292 PHE SER TYR ALA PHE ASP LEU LEU PRO GLU ASP GLN ARG SEQRES 4 A 292 LYS ALA VAL TRP ALA ILE TYR ALA VAL CYS ARG LYS ILE SEQRES 5 A 292 ASP ASP SER ILE ASP VAL TYR GLY ASP ILE GLN PHE LEU SEQRES 6 A 292 ASN GLN ILE LYS GLU ASP ILE GLN SER ILE GLU LYS TYR SEQRES 7 A 292 PRO TYR GLU TYR HIS HIS PHE GLN SER ASP ARG ARG ILE SEQRES 8 A 292 MET MET ALA LEU GLN HIS VAL ALA GLN HIS LYS ASN ILE SEQRES 9 A 292 ALA PHE GLN SER PHE TYR ASN LEU ILE ASP THR VAL TYR SEQRES 10 A 292 LYS ASP GLN HIS PHE THR MET PHE GLU THR ASP ALA GLU SEQRES 11 A 292 LEU PHE GLY TYR CYS TYR GLY VAL ALA GLY THR VAL GLY SEQRES 12 A 292 GLU VAL LEU THR PRO ILE LEU SER ASP HIS GLU THR HIS SEQRES 13 A 292 GLN THR TYR ASP VAL ALA ARG ARG LEU GLY GLU SER LEU SEQRES 14 A 292 GLN LEU ILE ASN ILE LEU ARG ASP VAL GLY GLU ASP PHE SEQRES 15 A 292 GLU ASN GLU ARG ILE TYR PHE SER LYS GLN ARG LEU LYS SEQRES 16 A 292 GLN TYR GLU VAL ASP ILE ALA GLU VAL TYR GLN ASN GLY SEQRES 17 A 292 VAL ASN ASN HIS TYR ILE ASP LEU TRP GLU TYR TYR ALA SEQRES 18 A 292 ALA ILE ALA GLU LYS ASP PHE ARG ASP VAL MET ASP GLN SEQRES 19 A 292 ILE LYS VAL PHE SER ILE GLU ALA GLN PRO ILE ILE GLU SEQRES 20 A 292 LEU ALA ALA ARG ILE TYR ILE GLU ILE LEU ASP GLU VAL SEQRES 21 A 292 ARG GLN ALA ASN TYR THR LEU HIS GLU ARG VAL PHE VAL SEQRES 22 A 292 GLU LYS ARG LYS LYS ALA LYS LEU PHE HIS GLU ILE ASN SEQRES 23 A 292 SER LYS TYR HIS ARG ILE HET ZYL A 301 25 HET MG A 302 1 HET MG A 303 1 HET MG A 304 1 HET TAR A 305 10 HETNAM ZYL 1-[3-(HEXYLOXY)BENZYL]-4-HYDROXY-2-OXO-1,2- HETNAM 2 ZYL DIHYDROPYRIDINE-3-CARBOXYLIC ACID HETNAM MG MAGNESIUM ION HETNAM TAR D(-)-TARTARIC ACID FORMUL 2 ZYL C19 H23 N O5 FORMUL 3 MG 3(MG 2+) FORMUL 6 TAR C4 H6 O6 FORMUL 7 HOH *177(H2 O) HELIX 1 1 THR A 2 SER A 19 1 18 HELIX 2 2 SER A 19 ASP A 27 1 9 HELIX 3 3 PRO A 30 SER A 50 1 21 HELIX 4 4 ILE A 57 TYR A 73 1 17 HELIX 5 5 ASP A 83 LYS A 97 1 15 HELIX 6 6 ALA A 100 GLN A 115 1 16 HELIX 7 7 THR A 122 ALA A 134 1 13 HELIX 8 8 ALA A 134 SER A 146 1 13 HELIX 9 9 THR A 150 ASP A 172 1 23 HELIX 10 10 ASP A 172 ASN A 179 1 8 HELIX 11 11 SER A 185 TYR A 192 1 8 HELIX 12 12 ASP A 195 GLY A 203 1 9 HELIX 13 13 ASN A 205 GLN A 229 1 25 HELIX 14 14 ILE A 230 PHE A 233 5 4 HELIX 15 15 ALA A 237 ALA A 258 1 22 HELIX 16 16 GLU A 269 SER A 282 1 14 LINK OD2 ASP A 172 MG MG A 302 1555 1555 2.26 LINK OH TYR A 248 MG MG A 304 1555 1555 2.87 LINK OAC ZYL A 301 MG MG A 303 1555 1555 2.82 LINK OAE ZYL A 301 MG MG A 304 1555 1555 2.66 LINK MG MG A 302 O HOH A 401 1555 1555 2.25 LINK MG MG A 302 O HOH A 402 1555 1555 2.38 LINK MG MG A 302 O HOH A 403 1555 1555 2.47 LINK MG MG A 302 O HOH A 561 1555 1555 2.15 LINK MG MG A 303 O HOH A 571 1555 1555 2.83 LINK MG MG A 303 O HOH A 573 1555 1555 2.81 LINK MG MG A 304 O1 TAR A 305 1555 1555 2.80 LINK MG MG A 304 O2 TAR A 305 1555 1555 2.98 SITE 1 AC1 14 HIS A 18 PHE A 22 ALA A 134 VAL A 137 SITE 2 AC1 14 ALA A 157 LEU A 160 GLN A 165 ASN A 168 SITE 3 AC1 14 PHE A 233 TYR A 248 MG A 303 MG A 304 SITE 4 AC1 14 HOH A 402 HOH A 403 SITE 1 AC2 6 ASN A 168 ASP A 172 HOH A 401 HOH A 402 SITE 2 AC2 6 HOH A 403 HOH A 561 SITE 1 AC3 5 VAL A 133 GLN A 165 ZYL A 301 HOH A 571 SITE 2 AC3 5 HOH A 573 SITE 1 AC4 4 ARG A 171 TYR A 248 ZYL A 301 TAR A 305 SITE 1 AC5 8 HIS A 18 SER A 19 LYS A 20 SER A 21 SITE 2 AC5 8 ARG A 171 ARG A 265 MG A 304 HOH A 449 CRYST1 80.194 80.194 91.333 90.00 90.00 120.00 P 32 2 1 6 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 0.012470 0.007199 0.000000 0.00000 SCALE2 0.000000 0.014399 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010949 0.00000