HEADER PHOTOSYNTHESIS 27-FEB-03 1ON7 TITLE UNMETHYLATED FORM OF C-PHYCOCYANIN FROM THEMOSYNECHOCOCCUS VULCANUS AT TITLE 2 2.7A COMPND MOL_ID: 1; COMPND 2 MOLECULE: C-PHYCOCYANIN ALPHA SUBUNIT; COMPND 3 CHAIN: A; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: C-PHYCOCYANIN BETA SUBUNIT; COMPND 6 CHAIN: B SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOSYNECHOCOCCUS VULCANUS; SOURCE 3 ORGANISM_TAXID: 32053; SOURCE 4 OTHER_DETAILS: PHYCOBILISOME; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: THERMOSYNECHOCOCCUS VULCANUS; SOURCE 7 ORGANISM_TAXID: 32053; SOURCE 8 OTHER_DETAILS: PHYCOBILISOME KEYWDS PHOTOSYNTHESIS, ANTENNA, PHYCOBILISOME, CYANOBACTERIA EXPDTA X-RAY DIFFRACTION AUTHOR N.ADIR,N.LERNER REVDAT 3 25-OCT-23 1ON7 1 REMARK LINK REVDAT 2 24-FEB-09 1ON7 1 VERSN REVDAT 1 29-JUL-03 1ON7 0 JRNL AUTH N.ADIR,N.LERNER JRNL TITL THE CRYSTAL STRUCTURE OF A NOVEL UNMETHYLATED FORM OF JRNL TITL 2 C-PHYCOCYANIN, A POSSIBLE CONNECTOR BETWEEN CORES AND RODS JRNL TITL 3 IN PYCOBILISOMES JRNL REF J.BIOL.CHEM. V. 278 25926 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12709431 JRNL DOI 10.1074/JBC.M302838200 REMARK 2 REMARK 2 RESOLUTION. 2.70 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.300 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 : 9088 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) : 0.209 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1000 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 : 2499 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 129 REMARK 3 SOLVENT ATOMS : 36 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 54.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.70 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) : 0.38 REMARK 3 ESD FROM SIGMAA (A) : 0.50 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) : 0.46 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.43 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 1ON7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 05-MAR-03. REMARK 100 THE DEPOSITION ID IS D_1000018464. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-DEC-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8126 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL 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 : 12540 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.7 REMARK 200 DATA REDUNDANCY : 2.400 REMARK 200 R MERGE (I) : 0.06500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 70.2 REMARK 200 DATA REDUNDANCY IN SHELL : 1.80 REMARK 200 R MERGE FOR SHELL (I) : 0.55000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.200 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: PDB ENTRY 1KTP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.55 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, BIS-TRIS, 6.3MG/ML PROTEIN, REMARK 280 PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 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,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 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 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 19.52400 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 19.52400 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 19.52400 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6620 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14590 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -67.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 24820 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 38820 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -241.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 350 BIOMT1 2 -0.500000 -0.866025 0.000000 153.29000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 -265.50607 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 306.58000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 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 A 35 -67.82 -27.92 REMARK 500 ALA A 48 -74.88 -66.50 REMARK 500 ILE A 52 -70.61 -53.10 REMARK 500 ALA A 58 -36.85 -38.49 REMARK 500 PHE A 63 74.06 -117.65 REMARK 500 THR A 66 4.85 -67.88 REMARK 500 MET A 69 96.48 -56.24 REMARK 500 GLN A 73 21.12 -79.74 REMARK 500 THR A 77 139.24 171.82 REMARK 500 PRO A 78 -8.65 -49.78 REMARK 500 GLU A 79 -71.81 -86.72 REMARK 500 SER A 120 -84.92 -54.46 REMARK 500 ASP A 123 85.25 57.31 REMARK 500 VAL B 52 -73.57 -56.27 REMARK 500 ALA B 58 -73.74 -59.11 REMARK 500 LEU B 59 -55.64 -27.70 REMARK 500 ASN B 72 -17.50 -49.49 REMARK 500 THR B 77 128.77 77.20 REMARK 500 SER B 105 -82.25 -29.51 REMARK 500 CYS B 111 -64.64 -142.70 REMARK 500 ASN B 113 110.42 -35.61 REMARK 500 PRO B 125 97.08 -55.61 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 CYC A 484 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC B 584 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC B 555 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1I7Y RELATED DB: PDB REMARK 900 RELATED ID: 1KTP RELATED DB: PDB DBREF 1ON7 A 1 174 UNP Q9AM02 Q9AM02_SYNVU 1 162 DBREF 1ON7 B 1 174 UNP Q71RW8 Q71RW8_SYNVU 1 172 SEQRES 1 A 162 MET LYS THR PRO ILE THR GLU ALA ILE ALA ALA ALA ASP SEQRES 2 A 162 THR GLN GLY ARG PHE LEU SER ASN THR GLU LEU GLN ALA SEQRES 3 A 162 VAL ASP GLY ARG PHE LYS ARG ALA VAL ALA SER MET GLU SEQRES 4 A 162 ALA ALA ARG ALA LEU THR ASN ASN ALA GLN SER LEU ILE SEQRES 5 A 162 ASP GLY ALA ALA GLN ALA VAL TYR GLN LYS PHE PRO TYR SEQRES 6 A 162 THR THR THR MET GLN GLY SER GLN TYR ALA SER THR PRO SEQRES 7 A 162 GLU GLY LYS ALA LYS CYS ALA ARG ASP ILE GLY TYR TYR SEQRES 8 A 162 LEU ARG MET ILE THR TYR CYS LEU VAL ALA GLY GLY THR SEQRES 9 A 162 GLY PRO MET ASP GLU TYR LEU ILE ALA GLY LEU SER GLU SEQRES 10 A 162 ILE ASN SER THR PHE ASP LEU SER PRO SER TRP TYR ILE SEQRES 11 A 162 GLU ALA LEU LYS TYR ILE LYS ALA ASN HIS GLY LEU THR SEQRES 12 A 162 GLY GLN ALA ALA VAL GLU ALA ASN ALA TYR ILE ASP TYR SEQRES 13 A 162 ALA ILE ASN ALA LEU SER SEQRES 1 B 172 MET LEU ASP ALA PHE ALA LYS VAL VAL ALA GLN ALA ASP SEQRES 2 B 172 ALA ARG GLY GLU PHE LEU THR ASN ALA GLN PHE ASP ALA SEQRES 3 B 172 LEU SER ASN LEU VAL LYS GLU GLY ASN LYS ARG LEU ASP SEQRES 4 B 172 ALA VAL ASN ARG ILE THR SER ASN ALA SER THR ILE VAL SEQRES 5 B 172 ALA ASN ALA ALA ARG ALA LEU PHE ALA GLU GLN PRO GLN SEQRES 6 B 172 LEU ILE GLN PRO GLY GLY ASN ALA TYR THR ASN ARG ARG SEQRES 7 B 172 MET ALA ALA CYS LEU ARG ASP MET GLU ILE ILE LEU ARG SEQRES 8 B 172 TYR VAL THR TYR ALA ILE LEU ALA GLY ASP SER SER VAL SEQRES 9 B 172 LEU ASP ASP ARG CYS LEU ASN GLY LEU ARG GLU THR TYR SEQRES 10 B 172 GLN ALA LEU GLY THR PRO GLY SER SER VAL ALA VAL ALA SEQRES 11 B 172 ILE GLN LYS MET LYS ASP ALA ALA ILE ALA ILE ALA ASN SEQRES 12 B 172 ASP PRO ASN GLY ILE THR PRO GLY ASP CYS SER ALA LEU SEQRES 13 B 172 MET SER GLU ILE ALA GLY TYR PHE ASP ARG ALA ALA ALA SEQRES 14 B 172 ALA VAL ALA HET CYC A 484 43 HET CYC B 584 43 HET CYC B 555 43 HETNAM CYC PHYCOCYANOBILIN FORMUL 3 CYC 3(C33 H40 N4 O6) FORMUL 6 HOH *36(H2 O) HELIX 1 1 THR A 3 THR A 14 1 12 HELIX 2 2 SER A 20 ASN A 46 1 27 HELIX 3 3 ALA A 48 PHE A 63 1 16 HELIX 4 4 PRO A 64 THR A 68 5 5 HELIX 5 5 THR A 77 GLY A 102 1 26 HELIX 6 6 THR A 104 LEU A 111 1 8 HELIX 7 7 GLY A 114 ASP A 123 1 10 HELIX 8 8 SER A 125 ALA A 138 1 14 HELIX 9 9 THR A 145 SER A 174 1 20 HELIX 10 10 ASP B 3 ARG B 15 1 13 HELIX 11 11 THR B 20 GLU B 33 1 14 HELIX 12 12 GLU B 33 SER B 46 1 14 HELIX 13 13 ASN B 47 GLN B 63 1 17 HELIX 14 14 TYR B 76 GLY B 102 1 27 HELIX 15 15 SER B 104 CYS B 111 1 8 HELIX 16 16 GLY B 114 GLY B 123 1 10 HELIX 17 17 PRO B 125 ASN B 145 1 21 HELIX 18 18 CYS B 155 ALA B 174 1 20 LINK SG CYS A 84 CAC CYC A 484 1555 1555 1.70 LINK SG CYS B 84 CAC CYC B 584 1555 1555 1.84 LINK SG CYS B 155 CAC CYC B 555 1555 1555 1.82 SITE 1 AC1 19 VAL A 59 THR A 66 SER A 72 GLN A 73 SITE 2 AC1 19 TYR A 74 ALA A 75 LYS A 83 CYS A 84 SITE 3 AC1 19 ARG A 86 ASP A 87 TYR A 110 PHE A 122 SITE 4 AC1 19 TRP A 128 TYR A 129 ARG B 57 ILE B 67 SITE 5 AC1 19 TYR B 76 THR B 77 ASN B 78 SITE 1 AC2 15 LEU B 66 ASN B 72 ALA B 75 ARG B 79 SITE 2 AC2 15 ARG B 80 CYS B 84 ARG B 86 ASP B 87 SITE 3 AC2 15 ILE B 90 ARG B 110 LEU B 115 TYR B 119 SITE 4 AC2 15 LEU B 122 THR B 124 SER B 128 SITE 1 AC3 15 GLN A 25 ASP A 28 HOH A 489 ASN B 35 SITE 2 AC3 15 ASP B 39 ASN B 145 ASP B 146 ILE B 150 SITE 3 AC3 15 THR B 151 PRO B 152 GLY B 153 CYS B 155 SITE 4 AC3 15 SER B 156 SER B 160 ALA B 163 CRYST1 153.290 153.290 39.048 90.00 90.00 120.00 P 63 6 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 0.006524 0.003766 0.000000 0.00000 SCALE2 0.000000 0.007533 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025610 0.00000