HEADER OXIDOREDUCTASE 02-OCT-02 1MXH TITLE CRYSTAL STRUCTURE OF SUBSTRATE COMPLEX OF PUTATIVE PTERIDINE REDUCTASE TITLE 2 2 (PTR2) FROM TRYPANOSOMA CRUZI COMPND MOL_ID: 1; COMPND 2 MOLECULE: PTERIDINE REDUCTASE 2; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA CRUZI; SOURCE 3 ORGANISM_TAXID: 5693; SOURCE 4 STRAIN: SYLVIO, X10; SOURCE 5 GENE: PTR2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS SDR TOPOLOGY, PROTEIN-SUBSTRATE COMPLEX, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR N.SCHORMANN,B.PAL,O.SENKOVICH,M.CARSON,A.HOWARD,C.SMITH,L.DELUCAS, AUTHOR 2 D.CHATTOPADHYAY REVDAT 5 14-FEB-24 1MXH 1 REMARK REVDAT 4 11-OCT-17 1MXH 1 REMARK REVDAT 3 24-FEB-09 1MXH 1 VERSN REVDAT 2 18-OCT-05 1MXH 1 JRNL REVDAT 1 14-OCT-03 1MXH 0 JRNL AUTH N.SCHORMANN,B.PAL,O.SENKOVICH,M.CARSON,A.HOWARD,C.SMITH, JRNL AUTH 2 L.DELUCAS,D.CHATTOPADHYAY JRNL TITL CRYSTAL STRUCTURE OF TRYPANOSOMA CRUZI PTERIDINE REDUCTASE 2 JRNL TITL 2 IN COMPLEX WITH A SUBSTRATE AND AN INHIBITOR. JRNL REF J.STRUCT.BIOL. V. 152 64 2005 JRNL REFN ISSN 1047-8477 JRNL PMID 16168672 JRNL DOI 10.1016/J.JSB.2005.07.008 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH N.SCHORMANN,B.PAL,D.CHATTOPADHYAY REMARK 1 TITL EXPRESSION, PURIFICATION, CRYSTALLIZATION AND PRELIMINARY REMARK 1 TITL 2 CRYSTALLOGRAPHIC ANALYSIS OF RECOMBINANT PTERIDINE REDUCTASE REMARK 1 TITL 3 OF TRYPANOSOMA CRUZI REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 57 1671 2001 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S0907444901012094 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.45 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 220622.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.2 REMARK 3 NUMBER OF REFLECTIONS : 55590 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.205 REMARK 3 FREE R VALUE : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2799 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 8326 REMARK 3 BIN R VALUE (WORKING SET) : 0.2470 REMARK 3 BIN FREE R VALUE : 0.2860 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 447 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.014 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 7380 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 308 REMARK 3 SOLVENT ATOMS : 457 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.36000 REMARK 3 B22 (A**2) : -0.36000 REMARK 3 B33 (A**2) : 0.72000 REMARK 3 B12 (A**2) : 2.45000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : 0.22 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.33 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.28 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.320 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.870 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.320 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.060 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.180 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.100 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 52.23 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NAD.PAR REMARK 3 PARAMETER FILE 2 : DHF.PAR REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : NAD.TOP REMARK 3 TOPOLOGY FILE 2 : DHF.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1MXH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-OCT-02. REMARK 100 THE DEPOSITION ID IS D_1000017279. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-DEC-00 REMARK 200 TEMPERATURE (KELVIN) : 103.0 REMARK 200 PH : 6.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9537 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : X-GEN, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : X-GEN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 87817 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.770 REMARK 200 RESOLUTION RANGE LOW (A) : 36.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 79.8 REMARK 200 DATA REDUNDANCY : 1.900 REMARK 200 R MERGE (I) : 0.02500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.4000 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 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: AMORE REMARK 200 STARTING MODEL: INHIBITOR COMPLEX SOLVED BY MAD METHOD (PDBID REMARK 200 1MXF) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM ACETATE, CACODYLATE BUFFER, PH REMARK 280 6.50, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 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 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 60.42000 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 120.84000 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 23810 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 31610 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -133.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 ASN A 2 REMARK 465 GLU A 3 REMARK 465 THR A 4 REMARK 465 SER A 5 REMARK 465 HIS A 6 REMARK 465 GLU A 7 REMARK 465 ALA A 8 REMARK 465 SER A 9 REMARK 465 GLU A 10 REMARK 465 GLY A 113 REMARK 465 ASP A 114 REMARK 465 ASP A 115 REMARK 465 THR A 116 REMARK 465 ASN A 117 REMARK 465 GLY A 118 REMARK 465 ALA A 119 REMARK 465 ALA A 120 REMARK 465 ASP A 121 REMARK 465 ALA A 122 REMARK 465 LYS A 123 REMARK 465 GLY A 152 REMARK 465 GLU A 153 REMARK 465 GLY A 154 REMARK 465 GLY A 155 REMARK 465 ALA A 156 REMARK 465 TRP A 157 REMARK 465 ARG A 158 REMARK 465 MET B 1 REMARK 465 ASN B 2 REMARK 465 GLU B 3 REMARK 465 THR B 4 REMARK 465 SER B 5 REMARK 465 HIS B 6 REMARK 465 GLU B 7 REMARK 465 ALA B 8 REMARK 465 SER B 9 REMARK 465 GLU B 10 REMARK 465 GLY B 113 REMARK 465 ASP B 114 REMARK 465 ASP B 115 REMARK 465 THR B 116 REMARK 465 ASN B 117 REMARK 465 GLY B 118 REMARK 465 ALA B 119 REMARK 465 ALA B 120 REMARK 465 ASP B 121 REMARK 465 ALA B 122 REMARK 465 LYS B 123 REMARK 465 GLY B 152 REMARK 465 GLU B 153 REMARK 465 GLY B 154 REMARK 465 GLY B 155 REMARK 465 ALA B 156 REMARK 465 TRP B 157 REMARK 465 ARG B 158 REMARK 465 MET C 1 REMARK 465 ASN C 2 REMARK 465 GLU C 3 REMARK 465 THR C 4 REMARK 465 SER C 5 REMARK 465 HIS C 6 REMARK 465 GLU C 7 REMARK 465 ALA C 8 REMARK 465 SER C 9 REMARK 465 GLU C 10 REMARK 465 GLY C 113 REMARK 465 ASP C 114 REMARK 465 ASP C 115 REMARK 465 THR C 116 REMARK 465 ASN C 117 REMARK 465 GLY C 118 REMARK 465 ALA C 119 REMARK 465 ALA C 120 REMARK 465 ASP C 121 REMARK 465 ALA C 122 REMARK 465 LYS C 123 REMARK 465 GLY C 152 REMARK 465 GLU C 153 REMARK 465 GLY C 154 REMARK 465 GLY C 155 REMARK 465 ALA C 156 REMARK 465 TRP C 157 REMARK 465 ARG C 158 REMARK 465 MET D 1 REMARK 465 ASN D 2 REMARK 465 GLU D 3 REMARK 465 THR D 4 REMARK 465 SER D 5 REMARK 465 HIS D 6 REMARK 465 GLU D 7 REMARK 465 ALA D 8 REMARK 465 SER D 9 REMARK 465 GLU D 10 REMARK 465 GLY D 113 REMARK 465 ASP D 114 REMARK 465 ASP D 115 REMARK 465 THR D 116 REMARK 465 ASN D 117 REMARK 465 GLY D 118 REMARK 465 ALA D 119 REMARK 465 ALA D 120 REMARK 465 ASP D 121 REMARK 465 ALA D 122 REMARK 465 LYS D 123 REMARK 465 GLY D 152 REMARK 465 GLU D 153 REMARK 465 GLY D 154 REMARK 465 GLY D 155 REMARK 465 ALA D 156 REMARK 465 TRP D 157 REMARK 465 ARG D 158 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 CYS C 11 NH1 ARG C 37 1.15 REMARK 500 C CYS C 11 NH1 ARG C 37 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 VAL D 39 O - C - N ANGL. DEV. = -9.6 DEGREES 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 ARG A 22 -134.08 52.16 REMARK 500 ARG A 43 -50.20 -125.67 REMARK 500 SER A 45 56.55 -93.30 REMARK 500 THR A 108 62.65 -153.35 REMARK 500 ALA A 137 -56.21 -128.87 REMARK 500 ARG A 160 -150.75 -123.16 REMARK 500 LEU A 174 73.19 -111.10 REMARK 500 SER A 215 -154.11 -122.28 REMARK 500 LEU A 216 113.83 -34.67 REMARK 500 ARG B 22 -138.25 45.82 REMARK 500 ARG B 43 -63.43 -120.69 REMARK 500 SER B 74 172.80 179.07 REMARK 500 ALA B 137 -61.57 -141.80 REMARK 500 ARG B 160 -153.43 -110.48 REMARK 500 CYS B 168 -156.50 -98.87 REMARK 500 LEU B 174 73.40 -115.25 REMARK 500 SER B 215 -152.85 -112.40 REMARK 500 ARG C 22 -125.34 53.78 REMARK 500 ARG C 43 -55.09 -131.61 REMARK 500 ALA C 137 -55.03 -136.79 REMARK 500 ARG C 160 -149.94 -119.11 REMARK 500 CYS C 168 -155.79 -102.54 REMARK 500 LEU C 174 70.94 -117.71 REMARK 500 PRO C 175 113.20 -39.37 REMARK 500 SER C 215 -145.24 -121.86 REMARK 500 ARG D 22 -132.99 41.25 REMARK 500 ARG D 43 -58.52 -131.78 REMARK 500 SER D 74 172.16 178.85 REMARK 500 ALA D 137 -55.39 -135.60 REMARK 500 ARG D 160 -155.81 -118.23 REMARK 500 CYS D 168 -161.95 -101.79 REMARK 500 LEU D 174 74.58 -119.42 REMARK 500 SER D 215 -148.44 -127.23 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 LIGAND COORDINATES WERE TAKEN FROM PDB ENTRY 1RF7. REMARK 600 THE COORDINATE FILE WAS MISSING A CARBOXYLATE GROUP REMARK 600 IN THE GLUTAMATE PORTION. NO CORRECTION WAS MADE REMARK 600 SINCE THE GLUTAMATE PORTION OF LIGAND DHF SHOWS NO REMARK 600 CLEAR DENSITY IN THIS STRUCTURE. REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 DHF A 1278 REMARK 610 DHF B 2278 REMARK 610 DHF C 3278 REMARK 610 DHF D 4278 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP A 1277 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DHF A 1278 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP B 2277 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DHF B 2278 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP C 3277 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DHF C 3278 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP D 4277 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DHF D 4278 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1E7W RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF LEISHMANIA MAJOR PTR1 (INHIBITOR COMPLEX) REMARK 900 RELATED ID: 1E92 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF LEISHMANIA MAJOR PTR1 (SUBSTRATE COMPLEX) REMARK 900 RELATED ID: 1MXF RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF TRYPANOSOMA CRUZI PTR2 (INHIBITOR COMPLEX) DBREF 1MXH A 1 276 UNP Q8I814 Q8I814_TRYCR 1 276 DBREF 1MXH B 1 276 UNP Q8I814 Q8I814_TRYCR 1 276 DBREF 1MXH C 1 276 UNP Q8I814 Q8I814_TRYCR 1 276 DBREF 1MXH D 1 276 UNP Q8I814 Q8I814_TRYCR 1 276 SEQRES 1 A 276 MET ASN GLU THR SER HIS GLU ALA SER GLU CYS PRO ALA SEQRES 2 A 276 ALA VAL ILE THR GLY GLY ALA ARG ARG ILE GLY HIS SER SEQRES 3 A 276 ILE ALA VAL ARG LEU HIS GLN GLN GLY PHE ARG VAL VAL SEQRES 4 A 276 VAL HIS TYR ARG HIS SER GLU GLY ALA ALA GLN ARG LEU SEQRES 5 A 276 VAL ALA GLU LEU ASN ALA ALA ARG ALA GLY SER ALA VAL SEQRES 6 A 276 LEU CYS LYS GLY ASP LEU SER LEU SER SER SER LEU LEU SEQRES 7 A 276 ASP CYS CYS GLU ASP ILE ILE ASP CYS SER PHE ARG ALA SEQRES 8 A 276 PHE GLY ARG CYS ASP VAL LEU VAL ASN ASN ALA SER ALA SEQRES 9 A 276 TYR TYR PRO THR PRO LEU LEU PRO GLY ASP ASP THR ASN SEQRES 10 A 276 GLY ALA ALA ASP ALA LYS PRO ILE ASP ALA GLN VAL ALA SEQRES 11 A 276 GLU LEU PHE GLY SER ASN ALA VAL ALA PRO LEU PHE LEU SEQRES 12 A 276 ILE ARG ALA PHE ALA ARG ARG GLN GLY GLU GLY GLY ALA SEQRES 13 A 276 TRP ARG SER ARG ASN LEU SER VAL VAL ASN LEU CYS ASP SEQRES 14 A 276 ALA MET THR ASP LEU PRO LEU PRO GLY PHE CYS VAL TYR SEQRES 15 A 276 THR MET ALA LYS HIS ALA LEU GLY GLY LEU THR ARG ALA SEQRES 16 A 276 ALA ALA LEU GLU LEU ALA PRO ARG HIS ILE ARG VAL ASN SEQRES 17 A 276 ALA VAL ALA PRO GLY LEU SER LEU LEU PRO PRO ALA MET SEQRES 18 A 276 PRO GLN GLU THR GLN GLU GLU TYR ARG ARG LYS VAL PRO SEQRES 19 A 276 LEU GLY GLN SER GLU ALA SER ALA ALA GLN ILE ALA ASP SEQRES 20 A 276 ALA ILE ALA PHE LEU VAL SER LYS ASP ALA GLY TYR ILE SEQRES 21 A 276 THR GLY THR THR LEU LYS VAL ASP GLY GLY LEU ILE LEU SEQRES 22 A 276 ALA ARG ALA SEQRES 1 B 276 MET ASN GLU THR SER HIS GLU ALA SER GLU CYS PRO ALA SEQRES 2 B 276 ALA VAL ILE THR GLY GLY ALA ARG ARG ILE GLY HIS SER SEQRES 3 B 276 ILE ALA VAL ARG LEU HIS GLN GLN GLY PHE ARG VAL VAL SEQRES 4 B 276 VAL HIS TYR ARG HIS SER GLU GLY ALA ALA GLN ARG LEU SEQRES 5 B 276 VAL ALA GLU LEU ASN ALA ALA ARG ALA GLY SER ALA VAL SEQRES 6 B 276 LEU CYS LYS GLY ASP LEU SER LEU SER SER SER LEU LEU SEQRES 7 B 276 ASP CYS CYS GLU ASP ILE ILE ASP CYS SER PHE ARG ALA SEQRES 8 B 276 PHE GLY ARG CYS ASP VAL LEU VAL ASN ASN ALA SER ALA SEQRES 9 B 276 TYR TYR PRO THR PRO LEU LEU PRO GLY ASP ASP THR ASN SEQRES 10 B 276 GLY ALA ALA ASP ALA LYS PRO ILE ASP ALA GLN VAL ALA SEQRES 11 B 276 GLU LEU PHE GLY SER ASN ALA VAL ALA PRO LEU PHE LEU SEQRES 12 B 276 ILE ARG ALA PHE ALA ARG ARG GLN GLY GLU GLY GLY ALA SEQRES 13 B 276 TRP ARG SER ARG ASN LEU SER VAL VAL ASN LEU CYS ASP SEQRES 14 B 276 ALA MET THR ASP LEU PRO LEU PRO GLY PHE CYS VAL TYR SEQRES 15 B 276 THR MET ALA LYS HIS ALA LEU GLY GLY LEU THR ARG ALA SEQRES 16 B 276 ALA ALA LEU GLU LEU ALA PRO ARG HIS ILE ARG VAL ASN SEQRES 17 B 276 ALA VAL ALA PRO GLY LEU SER LEU LEU PRO PRO ALA MET SEQRES 18 B 276 PRO GLN GLU THR GLN GLU GLU TYR ARG ARG LYS VAL PRO SEQRES 19 B 276 LEU GLY GLN SER GLU ALA SER ALA ALA GLN ILE ALA ASP SEQRES 20 B 276 ALA ILE ALA PHE LEU VAL SER LYS ASP ALA GLY TYR ILE SEQRES 21 B 276 THR GLY THR THR LEU LYS VAL ASP GLY GLY LEU ILE LEU SEQRES 22 B 276 ALA ARG ALA SEQRES 1 C 276 MET ASN GLU THR SER HIS GLU ALA SER GLU CYS PRO ALA SEQRES 2 C 276 ALA VAL ILE THR GLY GLY ALA ARG ARG ILE GLY HIS SER SEQRES 3 C 276 ILE ALA VAL ARG LEU HIS GLN GLN GLY PHE ARG VAL VAL SEQRES 4 C 276 VAL HIS TYR ARG HIS SER GLU GLY ALA ALA GLN ARG LEU SEQRES 5 C 276 VAL ALA GLU LEU ASN ALA ALA ARG ALA GLY SER ALA VAL SEQRES 6 C 276 LEU CYS LYS GLY ASP LEU SER LEU SER SER SER LEU LEU SEQRES 7 C 276 ASP CYS CYS GLU ASP ILE ILE ASP CYS SER PHE ARG ALA SEQRES 8 C 276 PHE GLY ARG CYS ASP VAL LEU VAL ASN ASN ALA SER ALA SEQRES 9 C 276 TYR TYR PRO THR PRO LEU LEU PRO GLY ASP ASP THR ASN SEQRES 10 C 276 GLY ALA ALA ASP ALA LYS PRO ILE ASP ALA GLN VAL ALA SEQRES 11 C 276 GLU LEU PHE GLY SER ASN ALA VAL ALA PRO LEU PHE LEU SEQRES 12 C 276 ILE ARG ALA PHE ALA ARG ARG GLN GLY GLU GLY GLY ALA SEQRES 13 C 276 TRP ARG SER ARG ASN LEU SER VAL VAL ASN LEU CYS ASP SEQRES 14 C 276 ALA MET THR ASP LEU PRO LEU PRO GLY PHE CYS VAL TYR SEQRES 15 C 276 THR MET ALA LYS HIS ALA LEU GLY GLY LEU THR ARG ALA SEQRES 16 C 276 ALA ALA LEU GLU LEU ALA PRO ARG HIS ILE ARG VAL ASN SEQRES 17 C 276 ALA VAL ALA PRO GLY LEU SER LEU LEU PRO PRO ALA MET SEQRES 18 C 276 PRO GLN GLU THR GLN GLU GLU TYR ARG ARG LYS VAL PRO SEQRES 19 C 276 LEU GLY GLN SER GLU ALA SER ALA ALA GLN ILE ALA ASP SEQRES 20 C 276 ALA ILE ALA PHE LEU VAL SER LYS ASP ALA GLY TYR ILE SEQRES 21 C 276 THR GLY THR THR LEU LYS VAL ASP GLY GLY LEU ILE LEU SEQRES 22 C 276 ALA ARG ALA SEQRES 1 D 276 MET ASN GLU THR SER HIS GLU ALA SER GLU CYS PRO ALA SEQRES 2 D 276 ALA VAL ILE THR GLY GLY ALA ARG ARG ILE GLY HIS SER SEQRES 3 D 276 ILE ALA VAL ARG LEU HIS GLN GLN GLY PHE ARG VAL VAL SEQRES 4 D 276 VAL HIS TYR ARG HIS SER GLU GLY ALA ALA GLN ARG LEU SEQRES 5 D 276 VAL ALA GLU LEU ASN ALA ALA ARG ALA GLY SER ALA VAL SEQRES 6 D 276 LEU CYS LYS GLY ASP LEU SER LEU SER SER SER LEU LEU SEQRES 7 D 276 ASP CYS CYS GLU ASP ILE ILE ASP CYS SER PHE ARG ALA SEQRES 8 D 276 PHE GLY ARG CYS ASP VAL LEU VAL ASN ASN ALA SER ALA SEQRES 9 D 276 TYR TYR PRO THR PRO LEU LEU PRO GLY ASP ASP THR ASN SEQRES 10 D 276 GLY ALA ALA ASP ALA LYS PRO ILE ASP ALA GLN VAL ALA SEQRES 11 D 276 GLU LEU PHE GLY SER ASN ALA VAL ALA PRO LEU PHE LEU SEQRES 12 D 276 ILE ARG ALA PHE ALA ARG ARG GLN GLY GLU GLY GLY ALA SEQRES 13 D 276 TRP ARG SER ARG ASN LEU SER VAL VAL ASN LEU CYS ASP SEQRES 14 D 276 ALA MET THR ASP LEU PRO LEU PRO GLY PHE CYS VAL TYR SEQRES 15 D 276 THR MET ALA LYS HIS ALA LEU GLY GLY LEU THR ARG ALA SEQRES 16 D 276 ALA ALA LEU GLU LEU ALA PRO ARG HIS ILE ARG VAL ASN SEQRES 17 D 276 ALA VAL ALA PRO GLY LEU SER LEU LEU PRO PRO ALA MET SEQRES 18 D 276 PRO GLN GLU THR GLN GLU GLU TYR ARG ARG LYS VAL PRO SEQRES 19 D 276 LEU GLY GLN SER GLU ALA SER ALA ALA GLN ILE ALA ASP SEQRES 20 D 276 ALA ILE ALA PHE LEU VAL SER LYS ASP ALA GLY TYR ILE SEQRES 21 D 276 THR GLY THR THR LEU LYS VAL ASP GLY GLY LEU ILE LEU SEQRES 22 D 276 ALA ARG ALA HET NAP A1277 48 HET DHF A1278 29 HET NAP B2277 48 HET DHF B2278 29 HET NAP C3277 48 HET DHF C3278 29 HET NAP D4277 48 HET DHF D4278 29 HETNAM NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE HETNAM DHF DIHYDROFOLIC ACID HETSYN NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE FORMUL 5 NAP 4(C21 H28 N7 O17 P3) FORMUL 6 DHF 4(C19 H21 N7 O6) FORMUL 13 HOH *457(H2 O) HELIX 1 1 ARG A 21 GLN A 34 1 14 HELIX 2 2 SER A 45 ARG A 60 1 16 HELIX 3 3 SER A 76 GLY A 93 1 18 HELIX 4 4 PRO A 124 ALA A 137 1 14 HELIX 5 5 ALA A 137 ARG A 150 1 14 HELIX 6 6 ASP A 169 LEU A 174 5 6 HELIX 7 7 PHE A 179 ALA A 201 1 23 HELIX 8 8 PRO A 222 ARG A 231 1 10 HELIX 9 9 SER A 241 SER A 254 1 14 HELIX 10 10 LYS A 255 GLY A 258 5 4 HELIX 11 11 GLY A 270 ALA A 274 5 5 HELIX 12 12 ARG B 21 GLN B 34 1 14 HELIX 13 13 SER B 45 ARG B 60 1 16 HELIX 14 14 SER B 76 GLY B 93 1 18 HELIX 15 15 PRO B 124 ALA B 137 1 14 HELIX 16 16 ALA B 137 ARG B 150 1 14 HELIX 17 17 PHE B 179 LEU B 200 1 22 HELIX 18 18 ALA B 201 ARG B 203 5 3 HELIX 19 19 PRO B 222 ARG B 231 1 10 HELIX 20 20 SER B 241 SER B 254 1 14 HELIX 21 21 LYS B 255 GLY B 258 5 4 HELIX 22 22 GLY B 270 ALA B 274 5 5 HELIX 23 23 ARG C 21 GLN C 34 1 14 HELIX 24 24 SER C 45 ARG C 60 1 16 HELIX 25 25 SER C 76 GLY C 93 1 18 HELIX 26 26 PRO C 124 ALA C 137 1 14 HELIX 27 27 ALA C 137 ARG C 150 1 14 HELIX 28 28 ASP C 169 LEU C 174 5 6 HELIX 29 29 PHE C 179 ALA C 201 1 23 HELIX 30 30 PRO C 222 ARG C 231 1 10 HELIX 31 31 SER C 241 SER C 254 1 14 HELIX 32 32 LYS C 255 GLY C 258 5 4 HELIX 33 33 GLY C 270 ALA C 274 5 5 HELIX 34 34 ARG D 21 GLN D 34 1 14 HELIX 35 35 SER D 45 ARG D 60 1 16 HELIX 36 36 SER D 76 GLY D 93 1 18 HELIX 37 37 PRO D 124 ALA D 137 1 14 HELIX 38 38 ALA D 137 ARG D 150 1 14 HELIX 39 39 ASP D 169 LEU D 174 5 6 HELIX 40 40 PHE D 179 ALA D 201 1 23 HELIX 41 41 PRO D 202 HIS D 204 5 3 HELIX 42 42 PRO D 222 ARG D 231 1 10 HELIX 43 43 SER D 241 SER D 254 1 14 HELIX 44 44 LYS D 255 GLY D 258 5 4 HELIX 45 45 GLY D 270 ALA D 274 5 5 SHEET 1 A 7 ALA A 64 LYS A 68 0 SHEET 2 A 7 ARG A 37 TYR A 42 1 N VAL A 40 O VAL A 65 SHEET 3 A 7 ALA A 13 ILE A 16 1 N ALA A 14 O ARG A 37 SHEET 4 A 7 VAL A 97 ASN A 100 1 O VAL A 97 N VAL A 15 SHEET 5 A 7 LEU A 162 LEU A 167 1 O VAL A 165 N LEU A 98 SHEET 6 A 7 ILE A 205 PRO A 212 1 O ASN A 208 N VAL A 164 SHEET 7 A 7 THR A 264 VAL A 267 1 O LEU A 265 N ALA A 209 SHEET 1 B 7 ALA B 64 LYS B 68 0 SHEET 2 B 7 ARG B 37 TYR B 42 1 N VAL B 40 O VAL B 65 SHEET 3 B 7 ALA B 13 ILE B 16 1 N ALA B 14 O VAL B 39 SHEET 4 B 7 VAL B 97 ASN B 100 1 O VAL B 99 N VAL B 15 SHEET 5 B 7 LEU B 162 LEU B 167 1 O VAL B 165 N LEU B 98 SHEET 6 B 7 ILE B 205 PRO B 212 1 O ARG B 206 N VAL B 164 SHEET 7 B 7 THR B 264 VAL B 267 1 O LEU B 265 N ALA B 209 SHEET 1 C 7 ALA C 64 LYS C 68 0 SHEET 2 C 7 ARG C 37 TYR C 42 1 N VAL C 40 O VAL C 65 SHEET 3 C 7 ALA C 13 ILE C 16 1 N ALA C 14 O VAL C 39 SHEET 4 C 7 VAL C 97 ASN C 100 1 O VAL C 97 N VAL C 15 SHEET 5 C 7 LEU C 162 LEU C 167 1 O VAL C 165 N LEU C 98 SHEET 6 C 7 ILE C 205 PRO C 212 1 O ARG C 206 N VAL C 164 SHEET 7 C 7 THR C 264 VAL C 267 1 O LEU C 265 N ALA C 209 SHEET 1 D 7 ALA D 64 LYS D 68 0 SHEET 2 D 7 ARG D 37 TYR D 42 1 N VAL D 40 O VAL D 65 SHEET 3 D 7 ALA D 13 ILE D 16 1 N ALA D 14 O VAL D 39 SHEET 4 D 7 VAL D 97 ASN D 100 1 O VAL D 97 N VAL D 15 SHEET 5 D 7 SER D 163 LEU D 167 1 O LEU D 167 N ASN D 100 SHEET 6 D 7 ARG D 206 PRO D 212 1 O ASN D 208 N VAL D 164 SHEET 7 D 7 THR D 264 VAL D 267 1 O LEU D 265 N ALA D 209 SITE 1 AC1 24 ARG A 22 ILE A 23 TYR A 42 ARG A 43 SITE 2 AC1 24 HIS A 44 SER A 45 ASP A 70 LEU A 71 SITE 3 AC1 24 SER A 72 ASN A 101 ALA A 102 SER A 103 SITE 4 AC1 24 GLU A 131 LEU A 167 CYS A 168 TYR A 182 SITE 5 AC1 24 LYS A 186 PRO A 212 GLY A 213 SER A 215 SITE 6 AC1 24 LEU A 216 DHF A1278 HOH A1302 HOH A1318 SITE 1 AC2 13 ARG A 22 SER A 103 TYR A 105 PRO A 107 SITE 2 AC2 13 ASP A 169 PHE A 179 TYR A 182 PRO A 218 SITE 3 AC2 13 MET A 221 TYR A 229 NAP A1277 HOH A1299 SITE 4 AC2 13 HOH A1372 SITE 1 AC3 26 ARG B 21 ARG B 22 ILE B 23 TYR B 42 SITE 2 AC3 26 ARG B 43 HIS B 44 SER B 45 GLY B 69 SITE 3 AC3 26 ASP B 70 LEU B 71 SER B 72 ASN B 101 SITE 4 AC3 26 ALA B 102 SER B 103 GLU B 131 LEU B 167 SITE 5 AC3 26 CYS B 168 TYR B 182 LYS B 186 PRO B 212 SITE 6 AC3 26 GLY B 213 SER B 215 LEU B 216 DHF B2278 SITE 7 AC3 26 HOH B2295 HOH B2366 SITE 1 AC4 13 ARG B 22 SER B 103 TYR B 105 PRO B 107 SITE 2 AC4 13 ASP B 169 PHE B 179 TYR B 182 PRO B 218 SITE 3 AC4 13 MET B 221 TYR B 229 NAP B2277 HOH B2321 SITE 4 AC4 13 HOH B2352 SITE 1 AC5 27 ARG C 21 ARG C 22 ILE C 23 TYR C 42 SITE 2 AC5 27 ARG C 43 HIS C 44 SER C 45 GLY C 69 SITE 3 AC5 27 ASP C 70 LEU C 71 SER C 72 ASN C 101 SITE 4 AC5 27 ALA C 102 SER C 103 ALA C 104 LEU C 167 SITE 5 AC5 27 CYS C 168 TYR C 182 LYS C 186 PRO C 212 SITE 6 AC5 27 GLY C 213 SER C 215 LEU C 216 DHF C3278 SITE 7 AC5 27 HOH C3280 HOH C3292 HOH C3342 SITE 1 AC6 14 ARG C 22 SER C 103 TYR C 105 PRO C 107 SITE 2 AC6 14 ASP C 169 PHE C 179 TYR C 182 PRO C 218 SITE 3 AC6 14 MET C 221 TYR C 229 NAP C3277 HOH C3298 SITE 4 AC6 14 HOH C3345 HOH C3386 SITE 1 AC7 32 ARG D 21 ARG D 22 ILE D 23 TYR D 42 SITE 2 AC7 32 ARG D 43 HIS D 44 SER D 45 GLY D 69 SITE 3 AC7 32 ASP D 70 LEU D 71 SER D 72 ASN D 101 SITE 4 AC7 32 ALA D 102 SER D 103 ALA D 104 GLU D 131 SITE 5 AC7 32 LEU D 167 CYS D 168 TYR D 182 LYS D 186 SITE 6 AC7 32 PRO D 212 GLY D 213 SER D 215 LEU D 216 SITE 7 AC7 32 DHF D4278 HOH D4288 HOH D4291 HOH D4302 SITE 8 AC7 32 HOH D4312 HOH D4350 HOH D4352 HOH D4380 SITE 1 AC8 14 ARG D 22 SER D 103 TYR D 105 PRO D 107 SITE 2 AC8 14 ASP D 169 PHE D 179 TYR D 182 PRO D 218 SITE 3 AC8 14 MET D 221 TYR D 229 NAP D4277 HOH D4348 SITE 4 AC8 14 HOH D4350 HOH D4388 CRYST1 74.610 74.610 181.260 90.00 90.00 120.00 P 31 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 0.013403 0.007738 0.000000 0.00000 SCALE2 0.000000 0.015476 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005517 0.00000