HEADER HORMONE/GROWTH FACTOR 18-AUG-05 2AQZ TITLE CRYSTAL STRUCTURE OF FGF-1, S17T/N18T/G19 DELETION MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEPARIN-BINDING GROWTH FACTOR 1; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: HBGF-1, ACIDIC FIBROBLAST GROWTH FACTOR, AFGF, BETA- COMPND 5 ENDOTHELIAL CELL GROWTH FACTOR, ECGF- BETA; COMPND 6 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: FGF1, FGFA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_VECTOR: PET21A(+) KEYWDS BETA-TREFOIL, HORMONE-GROWTH FACTOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.LEE,M.BLABER REVDAT 6 23-AUG-23 2AQZ 1 REMARK REVDAT 5 20-OCT-21 2AQZ 1 REMARK SEQADV REVDAT 4 24-FEB-09 2AQZ 1 VERSN REVDAT 3 01-MAY-07 2AQZ 3 HETATM REVDAT 2 17-OCT-06 2AQZ 1 JRNL REVDAT 1 07-FEB-06 2AQZ 0 JRNL AUTH J.LEE,V.K.DUBEY,T.SOMASUNDARAM,M.BLABER JRNL TITL CONVERSION OF TYPE I 4:6 TO 3:5 BETA-TURN TYPES IN HUMAN JRNL TITL 2 ACIDIC FIBROBLAST GROWTH FACTOR: EFFECTS UPON STRUCTURE, JRNL TITL 3 STABILITY, FOLDING, AND MITOGENIC FUNCTION. JRNL REF PROTEINS V. 62 686 2006 JRNL REFN ISSN 0887-3585 JRNL PMID 16355415 JRNL DOI 10.1002/PROT.20808 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : CNS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.99 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 31617 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : R FREE REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.226 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1571 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) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.89 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2070 REMARK 3 BIN FREE R VALUE : 0.2630 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 235 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.017 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2274 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 277 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.470 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : CNS 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2AQZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-AUG-05. REMARK 100 THE DEPOSITION ID IS D_1000034211. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-AUG-05 REMARK 200 TEMPERATURE (KELVIN) : 103 REMARK 200 PH : 7.5 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC MIRRORS REMARK 200 OPTICS : OSMIC PURPLE CONFOCAL MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31617 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 19.990 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.2 REMARK 200 DATA REDUNDANCY : 8.500 REMARK 200 R MERGE (I) : 0.06700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 55.0500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.89 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.19900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.420 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 1JQZ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.96 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM FORMATE, PH 7.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 54.08250 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 54.08250 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 37.97000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.56450 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 37.97000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.56450 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 54.08250 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 37.97000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 47.56450 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 54.08250 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 37.97000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 47.56450 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 HIS A -1 REMARK 465 HIS A 0 REMARK 465 SER A 138 REMARK 465 SER A 139 REMARK 465 ASP A 140 REMARK 465 HIS B 0 REMARK 465 SER B 138 REMARK 465 SER B 139 REMARK 465 ASP B 140 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OE1 GLU A 81 OE1 GLU A 81 4566 2.14 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 ASP A 32 -157.74 -158.19 REMARK 500 HIS A 93 -51.48 -154.36 REMARK 500 ASP B 32 -159.89 -152.85 REMARK 500 GLU B 49 -62.83 -94.77 REMARK 500 ASN B 80 -167.79 -111.54 REMARK 500 HIS B 93 -47.88 -152.02 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 SO4 B 501 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1JQZ RELATED DB: PDB REMARK 900 HUMAN ACIDIC FIBROBLAST GROWTH FACTOR, 140 AMINO ACID FORM WITH REMARK 900 AMINO TERMINAL HIS TAG DBREF 2AQZ A 1G 140 UNP P05230 FGF1_HUMAN 16 155 DBREF 2AQZ B 1G 140 UNP P05230 FGF1_HUMAN 16 155 SEQADV 2AQZ HIS A 1C UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS A 1C UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS A 1C UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS A 1D UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS A 1E UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS A 1F UNP P05230 EXPRESSION TAG SEQADV 2AQZ THR A 17 UNP P05230 SER 32 ENGINEERED MUTATION SEQADV 2AQZ THR A 18 UNP P05230 ASN 33 ENGINEERED MUTATION SEQADV 2AQZ A UNP P05230 GLY 34 DELETION SEQADV 2AQZ HIS B 1B UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS B 1B UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS B 1C UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS B 1D UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS B 1E UNP P05230 EXPRESSION TAG SEQADV 2AQZ HIS B 1F UNP P05230 EXPRESSION TAG SEQADV 2AQZ THR B 17 UNP P05230 SER 32 ENGINEERED MUTATION SEQADV 2AQZ THR B 18 UNP P05230 ASN 33 ENGINEERED MUTATION SEQADV 2AQZ B UNP P05230 GLY 34 DELETION SEQRES 1 A 145 HIS HIS HIS HIS HIS HIS PHE ASN LEU PRO PRO GLY ASN SEQRES 2 A 145 TYR LYS LYS PRO LYS LEU LEU TYR CYS THR THR GLY HIS SEQRES 3 A 145 PHE LEU ARG ILE LEU PRO ASP GLY THR VAL ASP GLY THR SEQRES 4 A 145 ARG ASP ARG SER ASP GLN HIS ILE GLN LEU GLN LEU SER SEQRES 5 A 145 ALA GLU SER VAL GLY GLU VAL TYR ILE LYS SER THR GLU SEQRES 6 A 145 THR GLY GLN TYR LEU ALA MET ASP THR ASP GLY LEU LEU SEQRES 7 A 145 TYR GLY SER GLN THR PRO ASN GLU GLU CYS LEU PHE LEU SEQRES 8 A 145 GLU ARG LEU GLU GLU ASN HIS TYR ASN THR TYR ILE SER SEQRES 9 A 145 LYS LYS HIS ALA GLU LYS ASN TRP PHE VAL GLY LEU LYS SEQRES 10 A 145 LYS ASN GLY SER CYS LYS ARG GLY PRO ARG THR HIS TYR SEQRES 11 A 145 GLY GLN LYS ALA ILE LEU PHE LEU PRO LEU PRO VAL SER SEQRES 12 A 145 SER ASP SEQRES 1 B 145 HIS HIS HIS HIS HIS HIS PHE ASN LEU PRO PRO GLY ASN SEQRES 2 B 145 TYR LYS LYS PRO LYS LEU LEU TYR CYS THR THR GLY HIS SEQRES 3 B 145 PHE LEU ARG ILE LEU PRO ASP GLY THR VAL ASP GLY THR SEQRES 4 B 145 ARG ASP ARG SER ASP GLN HIS ILE GLN LEU GLN LEU SER SEQRES 5 B 145 ALA GLU SER VAL GLY GLU VAL TYR ILE LYS SER THR GLU SEQRES 6 B 145 THR GLY GLN TYR LEU ALA MET ASP THR ASP GLY LEU LEU SEQRES 7 B 145 TYR GLY SER GLN THR PRO ASN GLU GLU CYS LEU PHE LEU SEQRES 8 B 145 GLU ARG LEU GLU GLU ASN HIS TYR ASN THR TYR ILE SER SEQRES 9 B 145 LYS LYS HIS ALA GLU LYS ASN TRP PHE VAL GLY LEU LYS SEQRES 10 B 145 LYS ASN GLY SER CYS LYS ARG GLY PRO ARG THR HIS TYR SEQRES 11 B 145 GLY GLN LYS ALA ILE LEU PHE LEU PRO LEU PRO VAL SER SEQRES 12 B 145 SER ASP HET SO4 B 501 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 O4 S 2- FORMUL 4 HOH *277(H2 O) HELIX 1 1 ASN A 80 CYS A 83 5 4 HELIX 2 2 HIS A 102 ASN A 106 5 5 HELIX 3 3 ARG A 119 THR A 123 5 5 HELIX 4 4 GLN A 127 ILE A 130 5 4 HELIX 5 5 ASN B 80 CYS B 83 5 4 HELIX 6 6 HIS B 102 ASN B 106 5 5 HELIX 7 7 ARG B 119 THR B 123 5 5 HELIX 8 8 GLN B 127 ILE B 130 5 4 SHEET 1 A 2 LYS A 12 CYS A 16 0 SHEET 2 A 2 PHE A 132 PRO A 136 -1 O LEU A 133 N TYR A 15 SHEET 1 B 2 PHE A 22 ILE A 25 0 SHEET 2 B 2 VAL A 31 THR A 34 -1 O THR A 34 N PHE A 22 SHEET 1 C 4 LEU A 44 SER A 50 0 SHEET 2 C 4 GLU A 53 SER A 58 -1 O LYS A 57 N GLN A 45 SHEET 3 C 4 PHE A 85 GLU A 90 -1 O PHE A 85 N VAL A 54 SHEET 4 C 4 TYR A 94 SER A 99 -1 O ILE A 98 N LEU A 86 SHEET 1 D 2 TYR A 64 MET A 67 0 SHEET 2 D 2 LEU A 73 SER A 76 -1 O SER A 76 N TYR A 64 SHEET 1 E 4 VAL B 31 THR B 34 0 SHEET 2 E 4 HIS B 21 ILE B 25 -1 N ARG B 24 O ASP B 32 SHEET 3 E 4 LYS B 12 CYS B 16 -1 N CYS B 16 O HIS B 21 SHEET 4 E 4 PHE B 132 PRO B 136 -1 O LEU B 135 N LEU B 13 SHEET 1 F 4 LEU B 44 ALA B 48 0 SHEET 2 F 4 GLU B 53 SER B 58 -1 O LYS B 57 N GLN B 45 SHEET 3 F 4 PHE B 85 GLU B 90 -1 O PHE B 85 N VAL B 54 SHEET 4 F 4 TYR B 94 SER B 99 -1 O ILE B 98 N LEU B 86 SHEET 1 G 2 TYR B 64 MET B 67 0 SHEET 2 G 2 LEU B 73 SER B 76 -1 O SER B 76 N TYR B 64 SITE 1 AC1 8 HIS A 1E HIS A 1F TYR A 125 HOH A 183 SITE 2 AC1 8 HIS B 1E HIS B 1F TYR B 125 HOH B 528 CRYST1 75.940 95.129 108.165 90.00 90.00 90.00 C 2 2 21 16 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 0.013168 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010512 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009245 0.00000