HEADER PHOTOSYNTHESIS 05-MAY-12 4F0T TITLE X-RAY CRYSTAL STRUCTURE OF PHYCOCYANIN FROM SYNECHOCYSTIS SP. PCC 6803 COMPND MOL_ID: 1; COMPND 2 MOLECULE: C-PHYCOCYANIN ALPHA CHAIN; COMPND 3 CHAIN: A; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: C-PHYCOCYANIN BETA CHAIN; COMPND 6 CHAIN: B SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNECHOCYSTIS SP.; SOURCE 3 ORGANISM_TAXID: 1111708; SOURCE 4 STRAIN: PCC 6803 / KAZUSA; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: SYNECHOCYSTIS SP.; SOURCE 7 ORGANISM_TAXID: 1111708; SOURCE 8 STRAIN: PCC 6803 / KAZUSA KEYWDS COMPONENT OF THE PHYCOBILISOME, PHOTOSYNTHETIC ANTENNA COMPLEX, KEYWDS 2 PHOTOSYNTHESIS EXPDTA X-RAY DIFFRACTION AUTHOR A.MARX,N.ADIR REVDAT 1 06-MAR-13 4F0T 0 JRNL AUTH A.MARX,N.ADIR JRNL TITL ALLOPHYCOCYANIN AND PHYCOCYANIN CRYSTAL STRUCTURES REVEAL JRNL TITL 2 FACETS OF PHYCOBILISOME ASSEMBLY. JRNL REF BIOCHIM.BIOPHYS.ACTA V.1827 311 2013 JRNL REFN ISSN 0006-3002 JRNL PMID 23201474 JRNL DOI 10.1016/J.BBABIO.2012.11.006 REMARK 2 REMARK 2 RESOLUTION. 2.25 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 : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 24593 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) : 0.216 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1316 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 : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.25 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.31 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.73 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1788 REMARK 3 BIN R VALUE (WORKING SET) : 0.3090 REMARK 3 BIN FREE R VALUE : 0.4260 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 85 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 : 2511 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 129 REMARK 3 SOLVENT ATOMS : 217 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.36 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.36000 REMARK 3 B22 (A**2) : 0.36000 REMARK 3 B33 (A**2) : -0.54000 REMARK 3 B12 (A**2) : 0.18000 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) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.34 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) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.35 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 : NULL 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 : MASK 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 4F0T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-MAY-12. REMARK 100 THE RCSB ID CODE IS RCSB072311. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID23-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25948 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.250 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 7.800 REMARK 200 R MERGE (I) : 0.08400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.37 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.60 REMARK 200 R MERGE FOR SHELL (I) : 0.31000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 67.51 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.79 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 6% PEG 4000; 400MM MGSO4; 20MM TRIS PH REMARK 280 8, 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 20.03000 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 20.03000 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 20.03000 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: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 24550 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 40040 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -251.0 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 76.51000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 -132.51921 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 153.02000 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: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 CYS B 155 CB CYS B 155 SG -0.133 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 THR B 77 149.42 84.72 REMARK 500 CYS B 111 -64.01 -135.87 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 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC B 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4F0U RELATED DB: PDB REMARK 900 RELATED ID: 1ON7 RELATED DB: PDB REMARK 900 NON HEXAMER FORMING PHYCOCYANIN CRYSTAL STRUCTURE DBREF 4F0T A 1 174 UNP Q54715 PHCA_SYNY3 1 162 DBREF 4F0T B 1 174 UNP Q54714 PHCB_SYNY3 1 172 SEQRES 1 A 162 MET LYS THR PRO LEU THR GLU ALA VAL SER THR ALA ASP SEQRES 2 A 162 SER GLN GLY ARG PHE LEU SER SER THR GLU LEU GLN ILE SEQRES 3 A 162 ALA PHE GLY ARG LEU ARG GLN ALA ASN ALA GLY LEU GLN SEQRES 4 A 162 ALA ALA LYS ALA LEU THR ASP ASN ALA GLN SER LEU VAL SEQRES 5 A 162 ASN GLY ALA ALA GLN ALA VAL TYR ASN LYS PHE PRO TYR SEQRES 6 A 162 THR THR GLN THR GLN GLY ASN ASN PHE ALA ALA ASP GLN SEQRES 7 A 162 ARG GLY LYS ASP LYS CYS ALA ARG ASP ILE GLY TYR TYR SEQRES 8 A 162 LEU ARG ILE VAL THR TYR CYS LEU VAL ALA GLY GLY THR SEQRES 9 A 162 GLY PRO LEU ASP GLU TYR LEU ILE ALA GLY ILE ASP GLU SEQRES 10 A 162 ILE ASN ARG THR PHE ASP LEU SER PRO SER TRP TYR VAL SEQRES 11 A 162 GLU ALA LEU LYS TYR ILE LYS ALA ASN HIS GLY LEU SER SEQRES 12 A 162 GLY ASP ALA ARG ASP GLU ALA ASN SER TYR LEU ASP TYR SEQRES 13 A 162 ALA ILE ASN ALA LEU SER SEQRES 1 B 172 MET PHE ASP VAL PHE THR ARG VAL VAL SER GLN ALA ASP SEQRES 2 B 172 ALA ARG GLY GLU TYR LEU SER GLY SER GLN LEU ASP ALA SEQRES 3 B 172 LEU SER ALA THR VAL ALA GLU GLY ASN LYS ARG ILE ASP SEQRES 4 B 172 SER VAL ASN ARG ILE THR GLY ASN ALA SER ALA ILE VAL SEQRES 5 B 172 SER ASN ALA ALA ARG ALA LEU PHE ALA GLU GLN PRO GLN SEQRES 6 B 172 LEU ILE GLN PRO GLY GLY MEN ALA TYR THR SER 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 THR PHE THR GLY ASP ALA SER VAL SEQRES 9 B 172 LEU GLU ASP ARG CYS LEU ASN GLY LEU ARG GLU THR TYR SEQRES 10 B 172 VAL ALA LEU GLY VAL PRO GLY ALA SER VAL ALA ALA GLY SEQRES 11 B 172 VAL GLN LYS MET LYS GLU ALA ALA LEU ASP ILE VAL ASN SEQRES 12 B 172 ASP PRO ASN GLY ILE THR ARG GLY ASP CYS SER ALA ILE SEQRES 13 B 172 VAL ALA GLU ILE ALA GLY TYR PHE ASP ARG ALA ALA ALA SEQRES 14 B 172 ALA VAL ALA MODRES 4F0T MEN B 72 ASN N-METHYL ASPARAGINE HET MEN B 72 9 HET CYC A 201 43 HET CYC B 201 43 HET CYC B 202 43 HETNAM MEN N-METHYL ASPARAGINE HETNAM CYC PHYCOCYANOBILIN FORMUL 2 MEN C5 H10 N2 O3 FORMUL 3 CYC 3(C33 H40 N4 O6) FORMUL 6 HOH *217(H2 O) HELIX 1 1 THR A 3 GLN A 15 1 13 HELIX 2 2 SER A 20 ASN A 47 1 28 HELIX 3 3 ASN A 47 PHE A 63 1 17 HELIX 4 4 PRO A 64 GLN A 68 5 5 HELIX 5 5 ASP A 77 GLY A 102 1 26 HELIX 6 6 THR A 104 LEU A 111 1 8 HELIX 7 7 GLY A 114 PHE A 122 1 9 HELIX 8 8 SER A 125 ALA A 138 1 14 HELIX 9 9 SER A 145 SER A 174 1 20 HELIX 10 10 ASP B 3 ALA B 14 1 12 HELIX 11 11 SER B 20 GLU B 33 1 14 HELIX 12 12 GLU B 33 ASN B 47 1 15 HELIX 13 13 ASN B 47 GLN B 63 1 17 HELIX 14 14 PRO B 64 ILE B 67 5 4 HELIX 15 15 THR B 77 GLY B 102 1 26 HELIX 16 16 ALA B 104 CYS B 111 1 8 HELIX 17 17 GLY B 114 GLY B 123 1 10 HELIX 18 18 PRO B 125 ASN B 145 1 21 HELIX 19 19 CYS B 155 ALA B 172 1 18 LINK C GLY B 71 N MEN B 72 1555 1555 1.33 LINK C MEN B 72 N ALA B 75 1555 1555 1.34 LINK SG CYS A 84 CAC CYC A 201 1555 1555 1.81 LINK SG CYS B 84 CAC CYC B 201 1555 1555 1.81 LINK SG CYS B 155 CAC CYC B 202 1555 1555 1.98 SITE 1 AC1 22 VAL A 59 THR A 66 ASN A 72 ASN A 73 SITE 2 AC1 22 PHE A 74 ALA A 75 LYS A 83 CYS A 84 SITE 3 AC1 22 ARG A 86 ASP A 87 TYR A 110 LEU A 124 SITE 4 AC1 22 TRP A 128 TYR A 129 HOH A 304 HOH A 327 SITE 5 AC1 22 ARG B 57 ILE B 67 TYR B 76 THR B 77 SITE 6 AC1 22 HOH B 339 HOH B 340 SITE 1 AC2 12 MEN B 72 ALA B 75 ARG B 79 ARG B 80 SITE 2 AC2 12 CYS B 84 ASP B 87 MET B 88 ILE B 90 SITE 3 AC2 12 ARG B 110 LEU B 115 LEU B 122 SER B 128 SITE 1 AC3 23 PHE A 28 ASN B 35 ASP B 39 VAL B 144 SITE 2 AC3 23 ASN B 145 ASP B 146 ILE B 150 THR B 151 SITE 3 AC3 23 ARG B 152 GLY B 153 ASP B 154 CYS B 155 SITE 4 AC3 23 SER B 156 VAL B 159 ALA B 160 ALA B 163 SITE 5 AC3 23 HOH B 302 HOH B 303 HOH B 308 HOH B 309 SITE 6 AC3 23 HOH B 317 HOH B 369 HOH B 443 CRYST1 153.020 153.020 40.060 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 0.006535 0.003773 0.000000 0.00000 SCALE2 0.000000 0.007546 0.000000 0.00000 SCALE3 0.000000 0.000000 0.024962 0.00000