HEADER OXIDOREDUCTASE 31-AUG-02 1MLW TITLE CRYSTAL STRUCTURE OF HUMAN TRYPTOPHAN HYDROXYLASE WITH TITLE 2 BOUND 7,8-DIHYDRO-L-BIOPTERIN COFACTOR AND FE(III) COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPTOPHAN 5-MONOOXYGENASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: DOUBLE TRUNCATED TRYPTOPHAN HYDROXYLASE COMPND 5 CATALYTIC DOMAIN (RESIDUES 102-402); COMPND 6 SYNONYM: TRYPTOPHAN 5-HYDROXYLASE; COMPND 7 EC: 1.14.16.4; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: TPH; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET23A KEYWDS AROMATIC AMINO ACID HYDROXYLASE CATALYTIC DOMAIN FOLD, KEYWDS 2 OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR L.WANG,H.ERLANDSEN,J.HAAVIK,P.M.KNAPPSKOG,R.C.STEVENS REVDAT 2 24-FEB-09 1MLW 1 VERSN REVDAT 1 18-DEC-02 1MLW 0 JRNL AUTH L.WANG,H.ERLANDSEN,J.HAAVIK,P.M.KNAPPSKOG, JRNL AUTH 2 R.C.STEVENS JRNL TITL THREE-DIMENSIONAL STRUCTURE OF HUMAN TRYPTOPHAN JRNL TITL 2 HYDROXYLASE AND ITS IMPLICATIONS FOR THE JRNL TITL 3 BIOSYNTHESIS OF THE NEUROTRANSMITTERS SEROTONIN JRNL TITL 4 AND MELATONIN JRNL REF BIOCHEMISTRY V. 41 12569 2002 JRNL REFN ISSN 0006-2960 JRNL PMID 12379098 JRNL DOI 10.1021/BI026561F REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.71 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) : 1.71 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.3 REMARK 3 NUMBER OF REFLECTIONS : 31528 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 : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1347 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2345 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 18 REMARK 3 SOLVENT ATOMS : 242 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 54.73 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.34000 REMARK 3 B22 (A**2) : 1.02700 REMARK 3 B33 (A**2) : -2.36800 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.18 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) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.15 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.79 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NEWFE.PARAM REMARK 3 PARAMETER FILE 4 : H2B.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1MLW COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-SEP-02. REMARK 100 THE RCSB ID CODE IS RCSB017003. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-MAY-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.954 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32923 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.710 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 9.000 REMARK 200 R MERGE (I) : 0.09900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 32.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.71 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.77 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.4 REMARK 200 DATA REDUNDANCY IN SHELL : 9.00 REMARK 200 R MERGE FOR SHELL (I) : 0.00991 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: EPMR REMARK 200 STARTING MODEL: PDB ENTRY 1PAH REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 16-18% MPEG5000, 25-40 MM MES REMARK 280 BUFFER, PH 6.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K 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 23.88750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 54.70500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.66700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 54.70500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 23.88750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.66700 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 300 REMARK: BIOLOGICAL UNIT IS A MONOMER 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 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 102 REMARK 465 GLU A 103 REMARK 465 LYS A 394 REMARK 465 ARG A 395 REMARK 465 PRO A 396 REMARK 465 PHE A 397 REMARK 465 GLY A 398 REMARK 465 VAL A 399 REMARK 465 LYS A 400 REMARK 465 TYR A 401 REMARK 465 ASN A 402 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 TYR A 125 -143.93 63.19 REMARK 500 THR A 315 -82.03 -123.90 REMARK 500 THR A 367 -29.29 83.66 REMARK 500 REMARK 500 REMARK: NULL 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 FE A 403 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 272 NE2 REMARK 620 2 HIS A 277 NE2 94.7 REMARK 620 3 GLU A 317 OE2 96.4 90.3 REMARK 620 4 HOH A 602 O 90.5 173.2 93.3 REMARK 620 5 HOH A 601 O 94.0 90.7 169.4 84.6 REMARK 620 6 HOH A 600 O 177.8 87.2 82.5 87.7 87.0 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 403 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HBI A 900 DBREF 1MLW A 102 402 UNP P17752 TPH1_HUMAN 102 402 SEQRES 1 A 301 MET GLU SER VAL PRO TRP PHE PRO LYS LYS ILE SER ASP SEQRES 2 A 301 LEU ASP HIS CYS ALA ASN ARG VAL LEU MET TYR GLY SER SEQRES 3 A 301 GLU LEU ASP ALA ASP HIS PRO GLY PHE LYS ASP ASN VAL SEQRES 4 A 301 TYR ARG LYS ARG ARG LYS TYR PHE ALA ASP LEU ALA MET SEQRES 5 A 301 ASN TYR LYS HIS GLY ASP PRO ILE PRO LYS VAL GLU PHE SEQRES 6 A 301 THR GLU GLU GLU ILE LYS THR TRP GLY THR VAL PHE ARG SEQRES 7 A 301 GLU LEU ASN LYS LEU TYR PRO THR HIS ALA CYS ARG GLU SEQRES 8 A 301 TYR LEU LYS ASN LEU PRO LEU LEU SER LYS TYR CYS GLY SEQRES 9 A 301 TYR ARG GLU ASP ASN ILE PRO GLN LEU GLU ASP VAL SER SEQRES 10 A 301 ASN PHE LEU LYS GLU ARG THR GLY PHE SER ILE ARG PRO SEQRES 11 A 301 VAL ALA GLY TYR LEU SER PRO ARG ASP PHE LEU SER GLY SEQRES 12 A 301 LEU ALA PHE ARG VAL PHE HIS CYS THR GLN TYR VAL ARG SEQRES 13 A 301 HIS SER SER ASP PRO PHE TYR THR PRO GLU PRO ASP THR SEQRES 14 A 301 CYS HIS GLU LEU LEU GLY HIS VAL PRO LEU LEU ALA GLU SEQRES 15 A 301 PRO SER PHE ALA GLN PHE SER GLN GLU ILE GLY LEU ALA SEQRES 16 A 301 SER LEU GLY ALA SER GLU GLU ALA VAL GLN LYS LEU ALA SEQRES 17 A 301 THR CYS TYR PHE PHE THR VAL GLU PHE GLY LEU CYS LYS SEQRES 18 A 301 GLN ASP GLY GLN LEU ARG VAL PHE GLY ALA GLY LEU LEU SEQRES 19 A 301 SER SER ILE SER GLU LEU LYS HIS ALA LEU SER GLY HIS SEQRES 20 A 301 ALA LYS VAL LYS PRO PHE ASP PRO LYS ILE THR CYS LYS SEQRES 21 A 301 GLN GLU CYS LEU ILE THR THR PHE GLN ASP VAL TYR PHE SEQRES 22 A 301 VAL SER GLU SER PHE GLU ASP ALA LYS GLU LYS MET ARG SEQRES 23 A 301 GLU PHE THR LYS THR ILE LYS ARG PRO PHE GLY VAL LYS SEQRES 24 A 301 TYR ASN HET FE A 403 1 HET HBI A 900 17 HETNAM FE FE (III) ION HETNAM HBI 7,8-DIHYDROBIOPTERIN FORMUL 2 FE FE 3+ FORMUL 3 HBI C9 H13 N5 O3 FORMUL 4 HOH *242(H2 O) HELIX 1 1 LYS A 111 CYS A 118 5 8 HELIX 2 2 ASP A 138 TYR A 155 1 18 HELIX 3 3 THR A 167 ALA A 189 1 23 HELIX 4 4 CYS A 190 GLY A 205 1 16 HELIX 5 5 GLN A 213 THR A 225 1 13 HELIX 6 6 SER A 237 ALA A 246 1 10 HELIX 7 7 ASP A 269 HIS A 277 1 9 HELIX 8 8 HIS A 277 ALA A 282 1 6 HELIX 9 9 GLU A 283 LEU A 298 1 16 HELIX 10 10 SER A 301 PHE A 314 1 14 HELIX 11 11 GLY A 331 SER A 336 1 6 HELIX 12 12 SER A 337 LEU A 345 1 9 HELIX 13 13 ASP A 355 CYS A 360 1 6 HELIX 14 14 SER A 378 LYS A 391 1 14 SHEET 1 A 2 SER A 228 PRO A 231 0 SHEET 2 A 2 VAL A 249 CYS A 252 1 O CYS A 252 N ARG A 230 SHEET 1 B 2 LEU A 320 GLN A 323 0 SHEET 2 B 2 GLN A 326 VAL A 329 -1 O ARG A 328 N CYS A 321 SHEET 1 C 2 LYS A 350 PRO A 353 0 SHEET 2 C 2 VAL A 372 VAL A 375 1 O VAL A 375 N LYS A 352 LINK NE2 HIS A 272 FE FE A 403 1555 1555 2.09 LINK NE2 HIS A 277 FE FE A 403 1555 1555 2.00 LINK OE2 GLU A 317 FE FE A 403 1555 1555 2.36 LINK FE FE A 403 O HOH A 602 1555 1555 2.11 LINK FE FE A 403 O HOH A 601 1555 1555 2.22 LINK FE FE A 403 O HOH A 600 1555 1555 2.18 SITE 1 AC1 7 HIS A 272 HIS A 277 GLU A 317 HOH A 600 SITE 2 AC1 7 HOH A 601 HOH A 602 HBI A 900 SITE 1 AC2 14 VAL A 232 GLY A 234 TYR A 235 LEU A 236 SITE 2 AC2 14 PRO A 238 PHE A 241 TYR A 312 FE A 403 SITE 3 AC2 14 HOH A 506 HOH A 600 HOH A 601 HOH A 629 SITE 4 AC2 14 HOH A 682 HOH A 719 CRYST1 47.775 57.334 109.410 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 0.020931 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017442 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009140 0.00000 MASTER 279 0 2 14 6 0 6 6 0 0 0 24 END