1MXF - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 02-OCT-02 1MXF

TITLE CRYSTAL STRUCTURE OF INHIBITOR COMPLEX OF PUTATIVE TITLE 2 PTERIDINE REDUCTASE 2 (PTR2) FROM TRYPANOSOMA CRUZI

COMPND MOL_ID: 1; COMPND 2 MOLECULE: PTERIDINE REDUCTASE 2; COMPND 3 CHAIN: A, B, C, D; COMPND 4 FRAGMENT: PTERIDINE REDUCTASE; COMPND 5 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: B834PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET15B

KEYWDS SDR TOPOLOGY, PROTEIN-INHIBITOR COMPLEX, OXIDOREDUCTASE

EXPDTA X-RAY DIFFRACTION

AUTHOR N.SCHORMANN,B.PAL,O.SENKOVICH,M.CARSON,A.HOWARD,C.SMITH, AUTHOR 2 L.DELUCAS,D.CHATTOPADHYAY

REVDAT 3 24-FEB-09 1MXF 1 VERSN REVDAT 2 18-OCT-05 1MXF 1 JRNL REVDAT 1 14-OCT-03 1MXF 0

JRNL AUTH N.SCHORMANN,B.PAL,O.SENKOVICH,M.CARSON,A.HOWARD, JRNL AUTH 2 C.SMITH,L.DELUCAS,D.CHATTOPADHYAY JRNL TITL CRYSTAL STRUCTURE OF TRYPANOSOMA CRUZI PTERIDINE JRNL TITL 2 REDUCTASE 2 IN COMPLEX WITH A SUBSTRATE AND AN JRNL TITL 3 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 REMARK 1 TITL 2 PRELIMINARY CRYSTALLOGRAPHIC ANALYSIS OF REMARK 1 TITL 3 RECOMBINANT PTERIDINE REDUCTASE OF TRYPANOSOMA REMARK 1 TITL 4 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. 2.30 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.49 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 187450.300 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.2 REMARK 3 NUMBER OF REFLECTIONS : 47319 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) : 0.197 REMARK 3 FREE R VALUE : 0.239 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT : 2526 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) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 83.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 6658 REMARK 3 BIN R VALUE (WORKING SET) : 0.2520 REMARK 3 BIN FREE R VALUE : 0.2930 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 394 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 7348 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 324 REMARK 3 SOLVENT ATOMS : 346 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.28000 REMARK 3 B22 (A**2) : 3.28000 REMARK 3 B33 (A**2) : -6.56000 REMARK 3 B12 (A**2) : 4.53000 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) : 0.27 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) : 0.33 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.91 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) : 1.300 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.110 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.260 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.380 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.34 REMARK 3 BSOL : 33.98 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 : NDP.PAR REMARK 3 PARAMETER FILE 2 : MTX.PAR REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : NDP.TOP REMARK 3 TOPOLOGY FILE 2 : MTX.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1MXF COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-OCT-02. REMARK 100 THE RCSB ID CODE IS RCSB017277.

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 : 6.30 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, 0.9791, 0.9792 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 : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : XENGEN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 89619 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.760 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 (%) : 80.0 REMARK 200 DATA REDUNDANCY : 5.100 REMARK 200 R MERGE (I) : 0.03700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 11.8000 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: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL 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, REMARK 280 PH 6.30, 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 60.33000 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 120.66000 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: 24130 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 31460 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -135.0 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 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 SER A 159 REMARK 465 ARG A 160 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 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 SER B 159 REMARK 465 ARG B 160 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 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 SER C 159 REMARK 465 ARG C 160 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 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 465 SER D 159 REMARK 465 ARG D 160

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 -136.57 43.87 REMARK 500 ARG A 43 -61.39 -123.85 REMARK 500 SER A 45 44.69 -75.51 REMARK 500 CYS A 67 114.39 -160.74 REMARK 500 SER A 74 168.60 176.07 REMARK 500 THR A 108 67.23 -152.57 REMARK 500 ALA A 137 -63.15 -135.68 REMARK 500 CYS A 168 -161.19 -102.41 REMARK 500 PRO A 175 122.44 -38.00 REMARK 500 SER A 215 -149.38 -118.55 REMARK 500 ARG B 22 -132.40 45.23 REMARK 500 ARG B 43 -50.90 -121.36 REMARK 500 THR B 108 59.63 -149.66 REMARK 500 ALA B 137 -60.30 -132.72 REMARK 500 LEU B 174 74.89 -118.60 REMARK 500 PRO B 175 125.26 -36.01 REMARK 500 SER B 215 -133.85 -118.16 REMARK 500 ARG C 22 -136.51 44.58 REMARK 500 ARG C 43 -60.15 -120.63 REMARK 500 CYS C 67 111.53 -162.06 REMARK 500 ALA C 137 -58.87 -137.29 REMARK 500 LEU C 174 69.58 -119.96 REMARK 500 PRO C 175 122.27 -29.97 REMARK 500 SER C 215 -150.03 -127.64 REMARK 500 LEU C 216 113.36 -39.80 REMARK 500 ARG D 22 -124.69 45.79 REMARK 500 ARG D 43 -58.86 -121.64 REMARK 500 ARG D 60 102.48 -160.96 REMARK 500 CYS D 67 116.62 -164.34 REMARK 500 ALA D 137 -51.21 -132.70 REMARK 500 PRO D 175 117.91 -34.05 REMARK 500 SER D 215 -138.91 -117.97 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 D4362 DISTANCE = 5.06 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDP A 1277 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTX A 1278 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDP B 2277 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTX B 2278 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDP C 3277 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTX C 3278 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDP D 4277 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTX 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 REMARK 900 COMPLEX) REMARK 900 RELATED ID: 1E92 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF LEISHMANIA MAJOR PTR1 (SUBSTRATE REMARK 900 COMPLEX)

REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE OF THIS MOLECULE IS NOT YET REMARK 999 DEPOSITED IN ANY SEQUENCE DATABASE

DBREF 1MXF A 1 276 UNP Q8I814 Q8I814_TRYCR 1 276 DBREF 1MXF B 1 276 UNP Q8I814 Q8I814_TRYCR 1 276 DBREF 1MXF C 1 276 UNP Q8I814 Q8I814_TRYCR 1 276 DBREF 1MXF 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 MSE THR ASP LEU PRO LEU PRO GLY PHE CYS VAL TYR SEQRES 15 A 276 THR MSE 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 MSE 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 MSE THR ASP LEU PRO LEU PRO GLY PHE CYS VAL TYR SEQRES 15 B 276 THR MSE 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 MSE 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 MSE THR ASP LEU PRO LEU PRO GLY PHE CYS VAL TYR SEQRES 15 C 276 THR MSE 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 MSE 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 MSE THR ASP LEU PRO LEU PRO GLY PHE CYS VAL TYR SEQRES 15 D 276 THR MSE 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 MSE 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

MODRES 1MXF MSE A 171 MET SELENOMETHIONINE MODRES 1MXF MSE A 184 MET SELENOMETHIONINE MODRES 1MXF MSE A 221 MET SELENOMETHIONINE MODRES 1MXF MSE B 171 MET SELENOMETHIONINE MODRES 1MXF MSE B 184 MET SELENOMETHIONINE MODRES 1MXF MSE B 221 MET SELENOMETHIONINE MODRES 1MXF MSE C 171 MET SELENOMETHIONINE MODRES 1MXF MSE C 184 MET SELENOMETHIONINE MODRES 1MXF MSE C 221 MET SELENOMETHIONINE MODRES 1MXF MSE D 171 MET SELENOMETHIONINE MODRES 1MXF MSE D 184 MET SELENOMETHIONINE MODRES 1MXF MSE D 221 MET SELENOMETHIONINE

HET MSE A 171 8 HET MSE A 184 8 HET MSE A 221 8 HET MSE B 171 8 HET MSE B 184 8 HET MSE B 221 8 HET MSE C 171 8 HET MSE C 184 8 HET MSE C 221 8 HET MSE D 171 8 HET MSE D 184 8 HET MSE D 221 8 HET NDP A1277 48 HET MTX A1278 33 HET NDP B2277 48 HET MTX B2278 33 HET NDP C3277 48 HET MTX C3278 33 HET NDP D4277 48 HET MTX D4278 33

HETNAM MSE SELENOMETHIONINE HETNAM NDP NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE HETNAM 2 NDP PHOSPHATE HETNAM MTX METHOTREXATE

FORMUL 1 MSE 12(C5 H11 N O2 SE) FORMUL 5 NDP 4(C21 H30 N7 O17 P3) FORMUL 6 MTX 4(C20 H22 N8 O5) FORMUL 13 HOH *346(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 LEU A 200 1 22 HELIX 8 8 ALA A 201 ARG A 203 5 3 HELIX 9 9 PRO A 222 LYS A 232 1 11 HELIX 10 10 SER A 241 SER A 254 1 14 HELIX 11 11 LYS A 255 GLY A 258 5 4 HELIX 12 12 GLY A 270 ALA A 274 5 5 HELIX 13 13 ARG B 21 GLN B 33 1 13 HELIX 14 14 SER B 45 ALA B 58 1 14 HELIX 15 15 SER B 76 GLY B 93 1 18 HELIX 16 16 PRO B 124 ALA B 137 1 14 HELIX 17 17 ALA B 137 ARG B 150 1 14 HELIX 18 18 ASP B 169 LEU B 174 5 6 HELIX 19 19 PHE B 179 ALA B 201 1 23 HELIX 20 20 PRO B 222 ARG B 231 1 10 HELIX 21 21 SER B 241 SER B 254 1 14 HELIX 22 22 LYS B 255 GLY B 258 5 4 HELIX 23 23 GLY B 270 ALA B 274 5 5 HELIX 24 24 ARG C 21 GLN C 33 1 13 HELIX 25 25 SER C 45 ARG C 60 1 16 HELIX 26 26 SER C 76 GLY C 93 1 18 HELIX 27 27 PRO C 124 ALA C 137 1 14 HELIX 28 28 ALA C 137 ARG C 150 1 14 HELIX 29 29 ASP C 169 LEU C 174 5 6 HELIX 30 30 PHE C 179 ALA C 201 1 23 HELIX 31 31 PRO C 222 ARG C 231 1 10 HELIX 32 32 SER C 241 SER C 254 1 14 HELIX 33 33 LYS C 255 GLY C 258 5 4 HELIX 34 34 GLY C 270 ALA C 274 5 5 HELIX 35 35 ARG D 21 GLN D 33 1 13 HELIX 36 36 SER D 45 ARG D 60 1 16 HELIX 37 37 SER D 76 GLY D 93 1 18 HELIX 38 38 PRO D 124 ALA D 137 1 14 HELIX 39 39 ALA D 137 ARG D 150 1 14 HELIX 40 40 ASP D 169 LEU D 174 5 6 HELIX 41 41 PHE D 179 ALA D 201 1 23 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 99 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 ARG A 206 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 ARG B 37 SHEET 4 B 7 VAL B 97 ASN B 100 1 O VAL B 97 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 ARG C 37 SHEET 4 C 7 VAL C 97 ASN C 100 1 O VAL C 99 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 ASN C 208 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 LEU D 162 LEU D 167 1 O VAL D 165 N LEU D 98 SHEET 6 D 7 ILE D 205 PRO D 212 1 O ARG D 206 N VAL D 164 SHEET 7 D 7 THR D 264 VAL D 267 1 O LEU D 265 N ALA D 211

LINK C ALA A 170 N MSE A 171 1555 1555 1.33 LINK C MSE A 171 N THR A 172 1555 1555 1.33 LINK C THR A 183 N MSE A 184 1555 1555 1.33 LINK C MSE A 184 N ALA A 185 1555 1555 1.33 LINK C ALA A 220 N MSE A 221 1555 1555 1.33 LINK C MSE A 221 N PRO A 222 1555 1555 1.34 LINK C ALA B 170 N MSE B 171 1555 1555 1.33 LINK C MSE B 171 N THR B 172 1555 1555 1.33 LINK C THR B 183 N MSE B 184 1555 1555 1.33 LINK C MSE B 184 N ALA B 185 1555 1555 1.33 LINK C ALA B 220 N MSE B 221 1555 1555 1.33 LINK C MSE B 221 N PRO B 222 1555 1555 1.35 LINK C ALA C 170 N MSE C 171 1555 1555 1.33 LINK C MSE C 171 N THR C 172 1555 1555 1.33 LINK C THR C 183 N MSE C 184 1555 1555 1.33 LINK C MSE C 184 N ALA C 185 1555 1555 1.33 LINK C ALA C 220 N MSE C 221 1555 1555 1.33 LINK C MSE C 221 N PRO C 222 1555 1555 1.34 LINK C ALA D 170 N MSE D 171 1555 1555 1.33 LINK C MSE D 171 N THR D 172 1555 1555 1.33 LINK C THR D 183 N MSE D 184 1555 1555 1.33 LINK C MSE D 184 N ALA D 185 1555 1555 1.33 LINK C ALA D 220 N MSE D 221 1555 1555 1.33 LINK C MSE D 221 N PRO D 222 1555 1555 1.34

SITE 1 AC1 26 ARG A 21 ARG A 22 ILE A 23 ARG A 43 SITE 2 AC1 26 HIS A 44 SER A 45 GLY A 69 ASP A 70 SITE 3 AC1 26 LEU A 71 SER A 72 ASN A 101 ALA A 102 SITE 4 AC1 26 SER A 103 GLU A 131 LEU A 167 CYS A 168 SITE 5 AC1 26 TYR A 182 LYS A 186 PRO A 212 GLY A 213 SITE 6 AC1 26 SER A 215 LEU A 216 MTX A1278 HOH A1291 SITE 7 AC1 26 HOH A1294 HOH A1336 SITE 1 AC2 13 ARG A 22 SER A 103 TYR A 105 ASP A 169 SITE 2 AC2 13 LEU A 176 TYR A 182 LEU A 214 LEU A 216 SITE 3 AC2 13 MSE A 221 THR A 225 TYR A 229 NDP A1277 SITE 4 AC2 13 HOH A1331 SITE 1 AC3 28 ARG B 22 ILE B 23 TYR B 42 ARG B 43 SITE 2 AC3 28 HIS B 44 SER B 45 GLY B 69 ASP B 70 SITE 3 AC3 28 LEU B 71 SER B 72 ASN B 101 ALA B 102 SITE 4 AC3 28 SER B 103 ALA B 104 LEU B 167 CYS B 168 SITE 5 AC3 28 ASP B 169 TYR B 182 LYS B 186 PRO B 212 SITE 6 AC3 28 GLY B 213 SER B 215 LEU B 216 MTX B2278 SITE 7 AC3 28 HOH B2286 HOH B2292 HOH B2293 HOH B2336 SITE 1 AC4 13 ARG B 22 SER B 103 TYR B 105 ASP B 169 SITE 2 AC4 13 LEU B 176 PHE B 179 TYR B 182 LEU B 214 SITE 3 AC4 13 LEU B 216 MSE B 221 THR B 225 TYR B 229 SITE 4 AC4 13 NDP B2277 SITE 1 AC5 28 ARG C 21 ARG C 22 ILE C 23 ARG C 43 SITE 2 AC5 28 HIS C 44 SER C 45 GLY C 69 ASP C 70 SITE 3 AC5 28 LEU C 71 SER C 72 ASN C 101 ALA C 102 SITE 4 AC5 28 SER C 103 LEU C 167 CYS C 168 TYR C 182 SITE 5 AC5 28 LYS C 186 PRO C 212 GLY C 213 SER C 215 SITE 6 AC5 28 LEU C 216 MTX C3278 HOH C3289 HOH C3290 SITE 7 AC5 28 HOH C3291 HOH C3323 HOH C3349 HOH C3373 SITE 1 AC6 13 ARG C 22 SER C 103 TYR C 105 ASP C 169 SITE 2 AC6 13 LEU C 176 TYR C 182 LEU C 214 LEU C 216 SITE 3 AC6 13 THR C 225 TYR C 229 NDP C3277 HOH C3326 SITE 4 AC6 13 HOH C3370 SITE 1 AC7 31 ARG D 21 ARG D 22 ILE D 23 TYR D 42 SITE 2 AC7 31 ARG D 43 HIS D 44 SER D 45 GLY D 69 SITE 3 AC7 31 ASP D 70 LEU D 71 SER D 72 ASN D 101 SITE 4 AC7 31 ALA D 102 SER D 103 GLU D 131 LEU D 167 SITE 5 AC7 31 CYS D 168 TYR D 182 LYS D 186 PRO D 212 SITE 6 AC7 31 GLY D 213 SER D 215 LEU D 216 MTX D4278 SITE 7 AC7 31 HOH D4286 HOH D4287 HOH D4293 HOH D4317 SITE 8 AC7 31 HOH D4318 HOH D4345 HOH D4381 SITE 1 AC8 15 ARG D 22 SER D 103 TYR D 105 LEU D 176 SITE 2 AC8 15 PHE D 179 TYR D 182 LEU D 214 LEU D 216 SITE 3 AC8 15 MSE D 221 THR D 225 TYR D 229 NDP D4277 SITE 4 AC8 15 HOH D4313 HOH D4367 HOH D4371

CRYST1 74.790 74.790 180.990 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 0.013371 0.007720 0.000000 0.00000

SCALE2 0.000000 0.015439 0.000000 0.00000

SCALE3 0.000000 0.000000 0.005525 0.00000