PDB Short entry for 1YWA HEADER LIGAND BINDING PROTEIN, BLOOD CLOTTING 17-FEB-05 1YWA TITLE 0.9 A STRUCTURE OF NP4 FROM RHODNIUS PROLIXUS COMPLEXED WITH CO AT PH TITLE 2 5.6 COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITROPHORIN 4; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: NP4; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RHODNIUS PROLIXUS; SOURCE 3 ORGANISM_TAXID: 13249; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET17B KEYWDS FERROUS HEME; CARBON MONOXIDE COMPLEX; LIPOCALIN FOLD; BETA BARREL, KEYWDS 2 LIGAND BINDING PROTEIN, BLOOD CLOTTING EXPDTA X-RAY DIFFRACTION AUTHOR E.M.MAES,A.WEICHSEL,S.A.ROBERTS,W.R.MONTFORT REVDAT 3 23-AUG-23 1YWA 1 REMARK LINK REVDAT 2 24-FEB-09 1YWA 1 VERSN REVDAT 1 04-OCT-05 1YWA 0 JRNL AUTH E.M.MAES,S.A.ROBERTS,A.WEICHSEL,W.R.MONTFORT JRNL TITL ULTRAHIGH RESOLUTION STRUCTURES OF NITROPHORIN 4: HEME JRNL TITL 2 DISTORTION IN FERROUS CO AND NO COMPLEXES JRNL REF BIOCHEMISTRY V. 44 12690 2005 JRNL REFN ISSN 0006-2960 JRNL PMID 16171383 JRNL DOI 10.1021/BI0506573 REMARK 2 REMARK 2 RESOLUTION. 0.89 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 0.89 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.121 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.121 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.150 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 5433 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 107522 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1428 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 55 REMARK 3 SOLVENT ATOMS : 380 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.015 REMARK 3 ANGLE DISTANCES (A) : 0.034 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1YWA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-MAR-05. REMARK 100 THE DEPOSITION ID IS D_1000031992. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-JUL-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.900 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : D*TREK REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 107559 REMARK 200 RESOLUTION RANGE HIGH (A) : 0.890 REMARK 200 RESOLUTION RANGE LOW (A) : 19.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 200 DATA REDUNDANCY : 3.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.03800 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 26.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.89 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 0.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 70.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.19900 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: PDB ID 1KOI REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.69 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.94 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.8 M AMMONIUM PHOSPHATE, PH 5.6, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 35.03950 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 21.29350 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 35.03950 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 21.29350 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 268 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 434 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 443 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 448 LIES ON A SPECIAL POSITION. 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 TYR A 28 CB - CG - CD2 ANGL. DEV. = 8.3 DEGREES REMARK 500 TYR A 28 CB - CG - CD1 ANGL. DEV. = -6.6 DEGREES REMARK 500 CYS A 41 CA - CB - SG ANGL. DEV. = 7.0 DEGREES REMARK 500 CYS A 41 CA - CB - SG ANGL. DEV. = -12.1 DEGREES REMARK 500 THR A 67 CA - CB - CG2 ANGL. DEV. = -9.8 DEGREES REMARK 500 THR A 67 CA - CB - CG2 ANGL. DEV. = -9.1 DEGREES REMARK 500 ASP A 70 CB - CG - OD2 ANGL. DEV. = -6.0 DEGREES REMARK 500 VAL A 71 O - C - N ANGL. DEV. = 11.1 DEGREES REMARK 500 LYS A 81 CD - CE - NZ ANGL. DEV. = 14.5 DEGREES REMARK 500 TYR A 111 CB - CG - CD2 ANGL. DEV. = 5.9 DEGREES REMARK 500 TYR A 111 CB - CG - CD2 ANGL. DEV. = -4.5 DEGREES REMARK 500 GLU A 168 OE1 - CD - OE2 ANGL. DEV. = -8.6 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 PHE A 18 58.80 -92.79 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 HEM A 185 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 59 NE2 REMARK 620 2 HEM A 185 NA 87.8 REMARK 620 3 HEM A 185 NB 90.6 89.9 REMARK 620 4 HEM A 185 NC 88.7 176.4 89.4 REMARK 620 5 HEM A 185 ND 88.8 90.5 179.3 90.2 REMARK 620 6 CMO A 186 C 178.7 90.9 89.5 92.6 91.1 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 PO4 A 187 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 188 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 185 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO A 186 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YWA RELATED DB: PDB REMARK 900 RELATED ID: 1YWB RELATED DB: PDB REMARK 900 RELATED ID: 1YWC RELATED DB: PDB REMARK 900 RELATED ID: 1YWD RELATED DB: PDB DBREF 1YWA A 1 184 UNP Q94734 NP4_RHOPR 22 205 SEQRES 1 A 184 ALA CYS THR LYS ASN ALA ILE ALA GLN THR GLY PHE ASN SEQRES 2 A 184 LYS ASP LYS TYR PHE ASN GLY ASP VAL TRP TYR VAL THR SEQRES 3 A 184 ASP TYR LEU ASP LEU GLU PRO ASP ASP VAL PRO LYS ARG SEQRES 4 A 184 TYR CYS ALA ALA LEU ALA ALA GLY THR ALA SER GLY LYS SEQRES 5 A 184 LEU LYS GLU ALA LEU TYR HIS TYR ASP PRO LYS THR GLN SEQRES 6 A 184 ASP THR PHE TYR ASP VAL SER GLU LEU GLN VAL GLU SER SEQRES 7 A 184 LEU GLY LYS TYR THR ALA ASN PHE LYS LYS VAL ASP LYS SEQRES 8 A 184 ASN GLY ASN VAL LYS VAL ALA VAL THR ALA GLY ASN TYR SEQRES 9 A 184 TYR THR PHE THR VAL MET TYR ALA ASP ASP SER SER ALA SEQRES 10 A 184 LEU ILE HIS THR CYS LEU HIS LYS GLY ASN LYS ASP LEU SEQRES 11 A 184 GLY ASP LEU TYR ALA VAL LEU ASN ARG ASN LYS ASP ALA SEQRES 12 A 184 ALA ALA GLY ASP LYS VAL LYS SER ALA VAL SER ALA ALA SEQRES 13 A 184 THR LEU GLU PHE SER LYS PHE ILE SER THR LYS GLU ASN SEQRES 14 A 184 ASN CYS ALA TYR ASP ASN ASP SER LEU LYS SER LEU LEU SEQRES 15 A 184 THR LYS HET PO4 A 187 5 HET PO4 A 188 5 HET HEM A 185 45 HET CMO A 186 2 HETNAM PO4 PHOSPHATE ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CMO CARBON MONOXIDE HETSYN HEM HEME FORMUL 2 PO4 2(O4 P 3-) FORMUL 4 HEM C34 H32 FE N4 O4 FORMUL 5 CMO C O FORMUL 6 HOH *380(H2 O) HELIX 1 1 ASN A 13 PHE A 18 1 6 HELIX 2 2 GLU A 32 VAL A 36 5 5 HELIX 3 3 GLY A 146 ALA A 156 1 11 HELIX 4 4 GLU A 159 PHE A 163 5 5 HELIX 5 5 ASP A 174 LEU A 182 1 9 SHEET 1 A 7 VAL A 95 VAL A 97 0 SHEET 2 A 7 LYS A 87 VAL A 89 -1 N LYS A 88 O LYS A 96 SHEET 3 A 7 THR A 67 SER A 78 -1 N VAL A 71 O LYS A 87 SHEET 4 A 7 LYS A 52 TYR A 60 -1 N GLU A 55 O SER A 72 SHEET 5 A 7 CYS A 41 ALA A 49 -1 N GLY A 47 O LYS A 54 SHEET 6 A 7 ASN A 19 ASP A 30 -1 N TRP A 23 O LEU A 44 SHEET 7 A 7 ILE A 164 SER A 165 -1 O ILE A 164 N TYR A 28 SHEET 1 B 9 VAL A 95 VAL A 97 0 SHEET 2 B 9 LYS A 87 VAL A 89 -1 N LYS A 88 O LYS A 96 SHEET 3 B 9 THR A 67 SER A 78 -1 N VAL A 71 O LYS A 87 SHEET 4 B 9 LYS A 81 ASN A 85 -1 O THR A 83 N GLN A 75 SHEET 5 B 9 ASN A 103 ALA A 112 -1 O TYR A 105 N ALA A 84 SHEET 6 B 9 SER A 116 LYS A 125 -1 O HIS A 124 N TYR A 104 SHEET 7 B 9 LYS A 128 ASN A 138 -1 O LYS A 128 N LYS A 125 SHEET 8 B 9 ASN A 19 ASP A 30 -1 N LEU A 29 O TYR A 134 SHEET 9 B 9 ILE A 164 SER A 165 -1 O ILE A 164 N TYR A 28 SSBOND 1 CYS A 2 CYS A 122 1555 1555 2.02 SSBOND 2 CYS A 41 CYS A 171 1555 1555 2.03 LINK NE2 HIS A 59 FE HEM A 185 1555 1555 2.00 LINK FE HEM A 185 C CMO A 186 1555 1555 1.81 SITE 1 AC1 9 ASP A 27 ALA A 144 ALA A 145 SER A 165 SITE 2 AC1 9 LYS A 167 HOH A 318 HOH A 322 HOH A 408 SITE 3 AC1 9 HOH A 409 SITE 1 AC2 7 THR A 10 GLY A 11 PRO A 37 LYS A 38 SITE 2 AC2 7 ARG A 39 HOH A 278 HOH A 296 SITE 1 AC3 25 VAL A 25 TYR A 28 VAL A 36 TYR A 40 SITE 2 AC3 25 LEU A 44 LEU A 57 HIS A 59 PHE A 68 SITE 3 AC3 25 ASP A 70 PHE A 86 LYS A 88 TYR A 105 SITE 4 AC3 25 PHE A 107 LEU A 123 LYS A 125 LYS A 128 SITE 5 AC3 25 LEU A 130 LEU A 133 CMO A 186 HOH A 283 SITE 6 AC3 25 HOH A 384 HOH A 452 HOH A 495 HOH A 543 SITE 7 AC3 25 HOH A 544 SITE 1 AC4 2 LEU A 133 HEM A 185 CRYST1 70.079 42.587 52.998 90.00 94.36 90.00 C 1 2 1 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 0.014270 0.000000 0.001088 0.00000 SCALE2 0.000000 0.023481 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018923 0.00000