HEADER HYDROLASE 06-MAY-10 3MWI TITLE THE COMPLEX CRYSTAL STRUCTURE OF UROKIANSE AND 5-NITRO-1H-INDOLE-2- TITLE 2 AMIDINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: UROKINASE-TYPE PLASMINOGEN ACTIVATOR; COMPND 3 CHAIN: U; COMPND 4 FRAGMENT: C-TERMINAL DOMAIN, UNP RESIDUES 179-424; COMPND 5 SYNONYM: U-PLASMINOGEN ACTIVATOR, UPA, UROKINASE-TYPE PLASMINOGEN COMPND 6 ACTIVATOR CHAIN B; COMPND 7 EC: 3.4.21.73; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HUMAN; SOURCE 6 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: X33; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PPICZ A KEYWDS HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR L.G.JIANG,H.Y.YU,C.YUAN,Z.X.HUANG,M.D.HUANG REVDAT 3 01-NOV-23 3MWI 1 REMARK REVDAT 2 25-DEC-19 3MWI 1 REMARK SEQADV REVDAT 1 01-JUN-11 3MWI 0 JRNL AUTH L.G.JIANG,H.Y.YU,C.YUAN,Z.X.HUANG,M.D.HUANG JRNL TITL THE COMPLEX CRYSTAL STRUCTURE OF UROKIANSE AND JRNL TITL 2 5-NITRO-1H-INDOLE-2-AMIDINE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.03 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0102 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.03 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.88 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 76.5 REMARK 3 NUMBER OF REFLECTIONS : 11153 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 + TEST SET) : 0.219 REMARK 3 R VALUE (WORKING SET) : 0.215 REMARK 3 FREE R VALUE : 0.297 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 595 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.03 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.08 REMARK 3 REFLECTION IN BIN (WORKING SET) : 129 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 11.36 REMARK 3 BIN R VALUE (WORKING SET) : 0.1880 REMARK 3 BIN FREE R VALUE SET COUNT : 2 REMARK 3 BIN FREE R VALUE : 0.7940 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1941 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 144 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.31 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.48000 REMARK 3 B22 (A**2) : -0.48000 REMARK 3 B33 (A**2) : 0.73000 REMARK 3 B12 (A**2) : -0.24000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.292 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.156 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.553 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.908 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.838 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2025 ; 0.011 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2748 ; 1.440 ; 1.959 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 246 ; 6.882 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 87 ;36.370 ;23.218 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 342 ;17.677 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 13 ;19.083 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 292 ; 0.091 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1525 ; 0.006 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1222 ; 0.628 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1979 ; 1.179 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 803 ; 1.697 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 768 ; 2.834 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3MWI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 10-MAY-10. REMARK 100 THE DEPOSITION ID IS D_1000059081. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-SEP-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 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 : BRUKER AXS MICROSTAR REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRUKER SMART 6000 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SAINT REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15381 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.030 REMARK 200 RESOLUTION RANGE LOW (A) : 60.980 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 76.4 REMARK 200 DATA REDUNDANCY : 4.470 REMARK 200 R MERGE (I) : 0.03630 REMARK 200 R SYM (I) : 0.07640 REMARK 200 FOR THE DATA SET : 14.9500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.03 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.04 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.84 REMARK 200 R MERGE FOR SHELL (I) : 0.35900 REMARK 200 R SYM FOR SHELL (I) : 0.55200 REMARK 200 FOR SHELL : 15.43 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: PDB ENTRY 2NWN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.05M SODIUM CITRATE, 1.95M (NH4)2SO4, REMARK 280 0.05% NAN3, 5% PEG 400, PH 4.6, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 X+2/3,Y+1/3,Z+1/3 REMARK 290 5555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 6555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 7555 X+1/3,Y+2/3,Z+2/3 REMARK 290 8555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 9555 -X+Y+1/3,-X+2/3,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 0.00000 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 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 60.73250 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 35.06393 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 14.36567 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 60.73250 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 35.06393 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 14.36567 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 60.73250 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 35.06393 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 14.36567 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 70.12785 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 28.73133 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 70.12785 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 28.73133 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 70.12785 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 28.73133 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: U 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: 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 VAL U 41 -63.12 -103.97 REMARK 500 ASP U 97 -153.86 -74.54 REMARK 500 LEU U 97B -61.41 -129.30 REMARK 500 TYR U 171 -111.26 -96.76 REMARK 500 SER U 214 -60.67 -127.70 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE B25 U 1244 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 U 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 U 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2NWN RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH A PEPTIDE DBREF 3MWI U 16 243 UNP P00749 UROK_HUMAN 179 424 SEQADV 3MWI ALA U 122 UNP P00749 CYS 299 ENGINEERED MUTATION SEQRES 1 U 246 ILE ILE GLY GLY GLU PHE THR THR ILE GLU ASN GLN PRO SEQRES 2 U 246 TRP PHE ALA ALA ILE TYR ARG ARG HIS ARG GLY GLY SER SEQRES 3 U 246 VAL THR TYR VAL CYS GLY GLY SER LEU ILE SER PRO CYS SEQRES 4 U 246 TRP VAL ILE SER ALA THR HIS CYS PHE ILE ASP TYR PRO SEQRES 5 U 246 LYS LYS GLU ASP TYR ILE VAL TYR LEU GLY ARG SER ARG SEQRES 6 U 246 LEU ASN SER ASN THR GLN GLY GLU MET LYS PHE GLU VAL SEQRES 7 U 246 GLU ASN LEU ILE LEU HIS LYS ASP TYR SER ALA ASP THR SEQRES 8 U 246 LEU ALA HIS HIS ASN ASP ILE ALA LEU LEU LYS ILE ARG SEQRES 9 U 246 SER LYS GLU GLY ARG CYS ALA GLN PRO SER ARG THR ILE SEQRES 10 U 246 GLN THR ILE ALA LEU PRO SER MET TYR ASN ASP PRO GLN SEQRES 11 U 246 PHE GLY THR SER CYS GLU ILE THR GLY PHE GLY LYS GLU SEQRES 12 U 246 ASN SER THR ASP TYR LEU TYR PRO GLU GLN LEU LYS MET SEQRES 13 U 246 THR VAL VAL LYS LEU ILE SER HIS ARG GLU CYS GLN GLN SEQRES 14 U 246 PRO HIS TYR TYR GLY SER GLU VAL THR THR LYS MET LEU SEQRES 15 U 246 CYS ALA ALA ASP PRO GLN TRP LYS THR ASP SER CYS GLN SEQRES 16 U 246 GLY ASP SER GLY GLY PRO LEU VAL CYS SER LEU GLN GLY SEQRES 17 U 246 ARG MET THR LEU THR GLY ILE VAL SER TRP GLY ARG GLY SEQRES 18 U 246 CYS ALA LEU LYS ASP LYS PRO GLY VAL TYR THR ARG VAL SEQRES 19 U 246 SER HIS PHE LEU PRO TRP ILE ARG SER HIS THR LYS HET B25 U1244 15 HET SO4 U 1 5 HET SO4 U 2 5 HETNAM B25 5-NITRO-1H-INDOLE-2-CARBOXIMIDAMIDE HETNAM SO4 SULFATE ION HETSYN B25 5-NITRO-1H-INDOLE-2-AMIDINE FORMUL 2 B25 C9 H8 N4 O2 FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 HOH *144(H2 O) HELIX 1 1 THR U 23 GLN U 27 5 5 HELIX 2 2 ALA U 55 PHE U 59 5 5 HELIX 3 3 LYS U 61 GLU U 62A 5 3 HELIX 4 4 SER U 164 GLN U 169 1 6 HELIX 5 5 TYR U 172 VAL U 176 5 5 HELIX 6 6 PHE U 234 THR U 242 1 9 SHEET 1 A 8 GLU U 20 PHE U 21 0 SHEET 2 A 8 LYS U 156 ILE U 163 -1 O MET U 157 N GLU U 20 SHEET 3 A 8 MET U 180 ALA U 184 -1 O ALA U 184 N LYS U 161 SHEET 4 A 8 LYS U 224 ARG U 230 -1 O TYR U 228 N LEU U 181 SHEET 5 A 8 MET U 207 LEU U 222 -1 N ILE U 212 O THR U 229 SHEET 6 A 8 PRO U 198 SER U 202 -1 N LEU U 199 O GLY U 211 SHEET 7 A 8 SER U 135 GLY U 140 -1 N GLU U 137 O VAL U 200 SHEET 8 A 8 LYS U 156 ILE U 163 -1 O VAL U 160 N CYS U 136 SHEET 1 B 7 PHE U 30 ARG U 36 0 SHEET 2 B 7 VAL U 38 SER U 48 -1 O VAL U 41 N ILE U 33 SHEET 3 B 7 TRP U 51 SER U 54 -1 O ILE U 53 N SER U 45 SHEET 4 B 7 ALA U 104 ARG U 109 -1 O LEU U 106 N VAL U 52 SHEET 5 B 7 MET U 81 LEU U 90 -1 N ASN U 87 O LYS U 107 SHEET 6 B 7 TYR U 64 LEU U 68 -1 N VAL U 66 O PHE U 83 SHEET 7 B 7 PHE U 30 ARG U 36 -1 N TYR U 34 O ILE U 65 SSBOND 1 CYS U 42 CYS U 58 1555 1555 2.00 SSBOND 2 CYS U 50 CYS U 111 1555 1555 2.02 SSBOND 3 CYS U 136 CYS U 201 1555 1555 2.02 SSBOND 4 CYS U 168 CYS U 182 1555 1555 2.02 SSBOND 5 CYS U 191 CYS U 220 1555 1555 2.02 SITE 1 AC1 11 SO4 U 1 HOH U 7 SER U 190 GLN U 192 SITE 2 AC1 11 SER U 195 VAL U 213 TRP U 215 GLY U 216 SITE 3 AC1 11 GLY U 226 VAL U 227 HOH U 315 SITE 1 AC2 7 HIS U 57 GLN U 192 GLY U 193 SER U 195 SITE 2 AC2 7 HOH U 251 HOH U 336 B25 U1244 SITE 1 AC3 3 LYS U 62 PRO U 170A HIS U 170B CRYST1 121.465 121.465 43.097 90.00 90.00 120.00 H 3 9 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 0.008233 0.004753 0.000000 0.00000 SCALE2 0.000000 0.009506 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023203 0.00000