HEADER OXIDOREDUCTASE 24-OCT-96 1RF7 TITLE STRUCTURE OF DIHYDROFOLATE REDUCTASE COMPLEXED WITH DIHYDROFOLATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIHYDROFOLATE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: DHFR; COMPND 5 EC: 1.5.1.3; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 STRAIN: RT500; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PRWA-1 KEYWDS OXIDOREDUCTASE, NADP, TRIMETHOPRIM RESISTANCE, METHOTREXATE KEYWDS 2 RESISTANCE, ONE-CARBON METABOLISM EXPDTA X-RAY DIFFRACTION AUTHOR M.R.SAWAYA REVDAT 3 09-AUG-23 1RF7 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1RF7 1 VERSN REVDAT 1 12-MAR-97 1RF7 0 JRNL AUTH M.R.SAWAYA,J.KRAUT JRNL TITL LOOP AND SUBDOMAIN MOVEMENTS IN THE MECHANISM OF ESCHERICHIA JRNL TITL 2 COLI DIHYDROFOLATE REDUCTASE: CRYSTALLOGRAPHIC EVIDENCE. JRNL REF BIOCHEMISTRY V. 36 586 1997 JRNL REFN ISSN 0006-2960 JRNL PMID 9012674 JRNL DOI 10.1021/BI962337C REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH V.M.REYES,M.R.SAWAYA,K.A.BROWN,J.KRAUT REMARK 1 TITL ISOMORPHOUS CRYSTAL STRUCTURES OF ESCHERICHIA COLI REMARK 1 TITL 2 DIHYDROFOLATE REDUCTASE COMPLEXED WITH FOLATE, REMARK 1 TITL 3 5-DEAZAFOLATE, AND 5,10-DIDEAZATETRAHYDROFOLATE: MECHANISTIC REMARK 1 TITL 4 IMPLICATIONS REMARK 1 REF BIOCHEMISTRY V. 34 2710 1995 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 2 REMARK 1 AUTH C.BYSTROFF,J.KRAUT REMARK 1 TITL CRYSTAL STRUCTURE OF UNLIGANDED ESCHERICHIA COLI REMARK 1 TITL 2 DIHYDROFOLATE REDUCTASE. LIGAND-INDUCED CONFORMATIONAL REMARK 1 TITL 3 CHANGES AND COOPERATIVITY IN BINDING REMARK 1 REF BIOCHEMISTRY V. 30 2227 1991 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 3 REMARK 1 AUTH C.BYSTROFF,S.J.OATLEY,J.KRAUT REMARK 1 TITL CRYSTAL STRUCTURES OF ESCHERICHIA COLI DIHYDROFOLATE REMARK 1 TITL 2 REDUCTASE: THE NADP+ HOLOENZYME AND THE FOLATE.NADP+ TERNARY REMARK 1 TITL 3 COMPLEX. SUBSTRATE BINDING AND A MODEL FOR THE TRANSITION REMARK 1 TITL 4 STATE REMARK 1 REF BIOCHEMISTRY V. 29 3263 1990 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT 5D REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 14125 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.170 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.1700 REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1268 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 63 REMARK 3 SOLVENT ATOMS : 134 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.018 ; 0.020 ; 1367 REMARK 3 BOND ANGLES (DEGREES) : 3.010 ; 3.000 ; 1851 REMARK 3 TORSION ANGLES (DEGREES) : 23.100; NULL ; 765 REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : 0.018 ; 0.020 ; 41 REMARK 3 GENERAL PLANES (A) : 0.007 ; 0.020 ; 191 REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : 5.900 ; NULL ; 1367 REMARK 3 NON-BONDED CONTACTS (A) : 0.014 ; 0.100 ; 21 REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : MOEWS AND KRETSINGER REMARK 3 KSOL : 0.81 REMARK 3 BSOL : 191.0 REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : TNT REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1RF7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176064. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NOV-95 REMARK 200 TEMPERATURE (KELVIN) : 277 REMARK 200 PH : 6.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : XUONG-HAMLIN MULTIWIRE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : UCSD REMARK 200 DATA SCALING SOFTWARE : UCSD REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14125 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.0 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04800 REMARK 200 FOR THE DATA SET : 14.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.89 REMARK 200 COMPLETENESS FOR SHELL (%) : 76.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.40 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.14300 REMARK 200 FOR SHELL : 4.210 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MERLOT REMARK 200 STARTING MODEL: PDB ENTRY 1RX7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.95 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.6 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z 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 -1.000000 0.000000 0.000000 17.35250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 54.41350 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 19.45850 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 54.41350 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 17.35250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 19.45850 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 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 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 ASP A 11 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES REMARK 500 ASP A 11 CB - CG - OD2 ANGL. DEV. = -9.6 DEGREES REMARK 500 ASP A 27 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG A 33 NE - CZ - NH1 ANGL. DEV. = 4.8 DEGREES REMARK 500 ASP A 37 CB - CG - OD1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP A 37 CB - CG - OD2 ANGL. DEV. = -8.8 DEGREES REMARK 500 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 SER A 64 CB - CA - C ANGL. DEV. = -14.3 DEGREES REMARK 500 ASP A 79 CB - CG - OD1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ASP A 79 CB - CG - OD2 ANGL. DEV. = -8.1 DEGREES REMARK 500 ASP A 87 CB - CG - OD1 ANGL. DEV. = -5.5 DEGREES REMARK 500 ARG A 98 NE - CZ - NH2 ANGL. DEV. = -4.3 DEGREES REMARK 500 ASP A 116 CB - CG - OD2 ANGL. DEV. = -7.8 DEGREES REMARK 500 GLU A 120 N - CA - CB ANGL. DEV. = 12.6 DEGREES REMARK 500 ASP A 122 CB - CA - C ANGL. DEV. = -12.6 DEGREES REMARK 500 ASP A 122 N - CA - CB ANGL. DEV. = -11.4 DEGREES REMARK 500 ASP A 127 CB - CG - OD2 ANGL. DEV. = -6.3 DEGREES REMARK 500 ASP A 132 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 SER A 138 N - CA - CB ANGL. DEV. = 10.4 DEGREES REMARK 500 ASP A 142 CB - CG - OD2 ANGL. DEV. = -9.1 DEGREES REMARK 500 ASP A 144 CB - CG - OD1 ANGL. DEV. = 6.1 DEGREES REMARK 500 ASP A 144 CB - CG - OD2 ANGL. DEV. = -6.7 DEGREES REMARK 500 ARG A 159 NE - CZ - NH1 ANGL. DEV. = 5.7 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 GLU A 139 119.61 -160.49 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THERE ARE TWO MOLECULES OF DIHYDROFOLATE IN THIS REMARK 600 COORDINATE SET. ONE MOLECULE IS BOUND IN THE ACTIVE SITE REMARK 600 THE OTHER MOLECULE IS BOUND IN THE INTERSTICES. IT REMARK 600 APPEARS TO HAVE REACTED WITH CYS 152. 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 161 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 MN A 300 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 17 OE1 REMARK 620 2 ASN A 18 OD1 80.2 REMARK 620 3 ASP A 70 OD2 110.5 113.0 REMARK 620 4 HOH A 360 O 153.3 86.0 95.9 REMARK 620 5 HOH A 377 O 73.3 153.3 80.7 116.5 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 299 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DHF A 161 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DHF A 163 DBREF 1RF7 A 1 159 UNP P0ABQ4 DYR_ECOLI 1 159 SEQADV 1RF7 ASP A 37 UNP P0ABQ4 ASN 37 CONFLICT SEQRES 1 A 159 MET ILE SER LEU ILE ALA ALA LEU ALA VAL ASP ARG VAL SEQRES 2 A 159 ILE GLY MET GLU ASN ALA MET PRO TRP ASN LEU PRO ALA SEQRES 3 A 159 ASP LEU ALA TRP PHE LYS ARG ASN THR LEU ASP LYS PRO SEQRES 4 A 159 VAL ILE MET GLY ARG HIS THR TRP GLU SER ILE GLY ARG SEQRES 5 A 159 PRO LEU PRO GLY ARG LYS ASN ILE ILE LEU SER SER GLN SEQRES 6 A 159 PRO GLY THR ASP ASP ARG VAL THR TRP VAL LYS SER VAL SEQRES 7 A 159 ASP GLU ALA ILE ALA ALA CYS GLY ASP VAL PRO GLU ILE SEQRES 8 A 159 MET VAL ILE GLY GLY GLY ARG VAL TYR GLU GLN PHE LEU SEQRES 9 A 159 PRO LYS ALA GLN LYS LEU TYR LEU THR HIS ILE ASP ALA SEQRES 10 A 159 GLU VAL GLU GLY ASP THR HIS PHE PRO ASP TYR GLU PRO SEQRES 11 A 159 ASP ASP TRP GLU SER VAL PHE SER GLU PHE HIS ASP ALA SEQRES 12 A 159 ASP ALA GLN ASN SER HIS SER TYR CYS PHE GLU ILE LEU SEQRES 13 A 159 GLU ARG ARG HET CL A 299 1 HET MN A 300 1 HET DHF A 161 29 HET DHF A 163 32 HETNAM CL CHLORIDE ION HETNAM MN MANGANESE (II) ION HETNAM DHF DIHYDROFOLIC ACID FORMUL 2 CL CL 1- FORMUL 3 MN MN 2+ FORMUL 4 DHF 2(C19 H21 N7 O6) FORMUL 6 HOH *134(H2 O) HELIX 1 2 PRO A 25 THR A 35 1 11 HELIX 2 3 ARG A 44 ILE A 50 1 7 HELIX 3 4 VAL A 78 CYS A 85 1 8 HELIX 4 5 GLY A 97 LYS A 106 1 10 SHEET 1 A 8 TRP A 133 SER A 135 0 SHEET 2 A 8 TYR A 151 ARG A 158 -1 N GLU A 157 O GLU A 134 SHEET 3 A 8 ALA A 107 ILE A 115 -1 N HIS A 114 O CYS A 152 SHEET 4 A 8 ILE A 2 ILE A 5 1 N ILE A 2 N TYR A 111 SHEET 5 A 8 ILE A 91 GLY A 95 1 N ILE A 91 O SER A 3 SHEET 6 A 8 PRO A 39 GLY A 43 1 N PRO A 39 O MET A 92 SHEET 7 A 8 LYS A 58 LEU A 62 1 N LYS A 58 O VAL A 40 SHEET 8 A 8 THR A 73 VAL A 75 1 N THR A 73 O ILE A 61 LINK SG CYS A 152 C9 DHF A 163 1555 1555 2.01 LINK OE1 GLU A 17 MN MN A 300 4475 1555 2.56 LINK OD1 ASN A 18 MN MN A 300 4475 1555 2.06 LINK OD2 ASP A 70 MN MN A 300 1555 1555 2.39 LINK MN MN A 300 O HOH A 360 1555 4575 2.68 LINK MN MN A 300 O HOH A 377 1555 4575 2.42 CISPEP 1 GLY A 95 GLY A 96 0 3.28 SITE 1 AC1 4 GLY A 43 HIS A 45 THR A 46 GLY A 96 SITE 1 AC2 6 GLU A 17 ASN A 18 ASP A 70 GLY A 86 SITE 2 AC2 6 HOH A 360 HOH A 377 SITE 1 AC3 16 ILE A 5 ALA A 6 ALA A 7 ASP A 27 SITE 2 AC3 16 LEU A 28 PHE A 31 LYS A 32 ARG A 52 SITE 3 AC3 16 ARG A 57 ILE A 94 TYR A 100 THR A 113 SITE 4 AC3 16 HOH A 302 HOH A 308 HOH A 354 HOH A 425 SITE 1 AC4 16 VAL A 10 ASP A 11 ARG A 12 HIS A 114 SITE 2 AC4 16 ASP A 122 HIS A 124 PHE A 140 CYS A 152 SITE 3 AC4 16 GLU A 154 HOH A 323 HOH A 358 HOH A 376 SITE 4 AC4 16 HOH A 387 HOH A 398 HOH A 417 HOH A 423 CRYST1 34.705 38.917 108.827 90.00 90.00 90.00 P 21 21 21 4 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 0.028814 0.000000 0.000000 0.00000 SCALE2 0.000000 0.025696 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009189 0.00000