HEADER ENDONUCLEASE 12-JAN-98 1A2W TITLE CRYSTAL STRUCTURE OF A 3D DOMAIN-SWAPPED DIMER OF BOVINE PANCREATIC TITLE 2 RIBONUCLEASE A COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE A; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: SWAPPED HELICAL DOMAIN; COMPND 5 EC: 3.1.27.5; COMPND 6 OTHER_DETAILS: SWAPPED HELICAL DOMAIN CONTAINS RESIDUES 1-15, HINGE COMPND 7 LOOPS CONTAIN RESIDUES 16-22, MAJOR DOMAIN CONTAINS RESIDUES 23-124 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: PANCREAS KEYWDS ENDONUCLEASE, RIBONUCLEASE, DOMAIN SWAPPING, HYDROLASE, PROTEIN- KEYWDS 2 PROTEIN INTERACTION EXPDTA X-RAY DIFFRACTION AUTHOR Y.LIU,P.J.HART,M.P.SCHLUNEGGER,D.S.EISENBERG REVDAT 3 02-AUG-23 1A2W 1 REMARK REVDAT 2 24-FEB-09 1A2W 1 VERSN REVDAT 1 29-APR-98 1A2W 0 JRNL AUTH Y.LIU,P.J.HART,M.P.SCHLUNEGGER,D.EISENBERG JRNL TITL THE CRYSTAL STRUCTURE OF A 3D DOMAIN-SWAPPED DIMER OF RNASE JRNL TITL 2 A AT A 2.1-A RESOLUTION. JRNL REF PROC.NATL.ACAD.SCI.USA V. 95 3437 1998 JRNL REFN ISSN 0027-8424 JRNL PMID 9520384 JRNL DOI 10.1073/PNAS.95.7.3437 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.MAZZARELLA,S.CAPASSO,D.DEMASI,G.DI LORENZO,C.A.MATTIA, REMARK 1 AUTH 2 A.ZAGARI REMARK 1 TITL BOVINE SEMINAL RIBONUCLEASE: STRUCTURE AT 1.9 A RESOLUTION REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 49 389 1993 REMARK 1 REFN ISSN 0907-4449 REMARK 1 REFERENCE 2 REMARK 1 AUTH D.L.BIRDSALL,A.MCPHERSON REMARK 1 TITL CRYSTAL STRUCTURE DISPOSITION OF THYMIDYLIC ACID TETRAMER IN REMARK 1 TITL 2 COMPLEX WITH RIBONUCLEASE A REMARK 1 REF J.BIOL.CHEM. V. 267 22230 1992 REMARK 1 REFN ISSN 0021-9258 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.2 REMARK 3 NUMBER OF REFLECTIONS : 16471 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) : 0.192 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.700 REMARK 3 FREE R VALUE TEST SET COUNT : 1598 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.19 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 91.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1776 REMARK 3 BIN R VALUE (WORKING SET) : 0.2530 REMARK 3 BIN FREE R VALUE : 0.2670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.16 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 197 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.019 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1902 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 7 REMARK 3 SOLVENT ATOMS : 92 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 25.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.10 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) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : 10.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.39 REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.560 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.380 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.690 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.220 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 0.940 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.550 ; 2.500 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 : PARAM19.SOL REMARK 3 PARAMETER FILE 2 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 3 : PARAM.SO4 REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 2 : TOPH19.PEP REMARK 3 TOPOLOGY FILE 3 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1A2W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000170324. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : OCT-97 REMARK 200 TEMPERATURE (KELVIN) : 293 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16601 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 1.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.09700 REMARK 200 FOR THE DATA SET : 8.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.26300 REMARK 200 FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 1RTB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM PHOSPHATE BUFFER (PH 7.5) 1.6 M REMARK 280 AMMONIUM SULFATE 0.6 M NACL 2% PEG400 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 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 54.27333 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 27.13667 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4470 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12630 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -49.0 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 CL CL A 501 O HOH A 444 1.96 REMARK 500 REMARK 500 REMARK: NULL 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 CL CL B 502 O HOH A 430 2654 1.97 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 GLN A 60 -146.38 -119.23 REMARK 500 LYS A 61 105.01 -56.16 REMARK 500 ASN A 71 30.79 -95.24 REMARK 500 ASP B 14 81.37 -156.91 REMARK 500 LYS B 37 -75.04 -50.99 REMARK 500 GLN B 60 -130.47 -112.88 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AVE REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: THE ACTIVE SITE CONTAINS RESIDUES FROM DIFFERENT REMARK 800 SUBUNITS. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 601 DBREF 1A2W A 1 124 UNP P61823 RNAS1_BOVIN 27 150 DBREF 1A2W B 1 124 UNP P61823 RNAS1_BOVIN 27 150 SEQRES 1 A 124 LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS MET SEQRES 2 A 124 ASP SER SER THR SER ALA ALA SER SER SER ASN TYR CYS SEQRES 3 A 124 ASN GLN MET MET LYS SER ARG ASN LEU THR LYS ASP ARG SEQRES 4 A 124 CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SER LEU ALA SEQRES 5 A 124 ASP VAL GLN ALA VAL CYS SER GLN LYS ASN VAL ALA CYS SEQRES 6 A 124 LYS ASN GLY GLN THR ASN CYS TYR GLN SER TYR SER THR SEQRES 7 A 124 MET SER ILE THR ASP CYS ARG GLU THR GLY SER SER LYS SEQRES 8 A 124 TYR PRO ASN CYS ALA TYR LYS THR THR GLN ALA ASN LYS SEQRES 9 A 124 HIS ILE ILE VAL ALA CYS GLU GLY ASN PRO TYR VAL PRO SEQRES 10 A 124 VAL HIS PHE ASP ALA SER VAL SEQRES 1 B 124 LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS MET SEQRES 2 B 124 ASP SER SER THR SER ALA ALA SER SER SER ASN TYR CYS SEQRES 3 B 124 ASN GLN MET MET LYS SER ARG ASN LEU THR LYS ASP ARG SEQRES 4 B 124 CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SER LEU ALA SEQRES 5 B 124 ASP VAL GLN ALA VAL CYS SER GLN LYS ASN VAL ALA CYS SEQRES 6 B 124 LYS ASN GLY GLN THR ASN CYS TYR GLN SER TYR SER THR SEQRES 7 B 124 MET SER ILE THR ASP CYS ARG GLU THR GLY SER SER LYS SEQRES 8 B 124 TYR PRO ASN CYS ALA TYR LYS THR THR GLN ALA ASN LYS SEQRES 9 B 124 HIS ILE ILE VAL ALA CYS GLU GLY ASN PRO TYR VAL PRO SEQRES 10 B 124 VAL HIS PHE ASP ALA SER VAL HET CL A 501 1 HET CL B 502 1 HET SO4 B 601 5 HETNAM CL CHLORIDE ION HETNAM SO4 SULFATE ION FORMUL 3 CL 2(CL 1-) FORMUL 5 SO4 O4 S 2- FORMUL 6 HOH *92(H2 O) HELIX 1 1 ALA A 4 HIS A 12 1 9 HELIX 2 2 TYR A 25 SER A 32 1 8 HELIX 3 3 LEU A 51 SER A 59 1 9 HELIX 4 4 ALA B 4 HIS B 12 1 9 HELIX 5 5 THR B 17 SER B 32 1 16 HELIX 6 6 LEU B 51 SER B 59 1 9 SHEET 1 A 3 VAL A 43 VAL A 47 0 SHEET 2 A 3 MET A 79 GLU A 86 -1 N CYS A 84 O ASN A 44 SHEET 3 A 3 TYR A 97 LYS A 104 -1 N LYS A 104 O MET A 79 SHEET 1 B 4 LYS A 61 VAL A 63 0 SHEET 2 B 4 CYS A 72 GLN A 74 -1 N GLN A 74 O LYS A 61 SHEET 3 B 4 HIS A 105 ALA A 109 -1 N VAL A 108 O TYR A 73 SHEET 4 B 4 HIS A 119 VAL A 124 -1 N VAL A 124 O HIS A 105 SHEET 1 C 3 VAL B 43 VAL B 47 0 SHEET 2 C 3 MET B 79 GLU B 86 -1 N CYS B 84 O ASN B 44 SHEET 3 C 3 TYR B 97 LYS B 104 -1 N LYS B 104 O MET B 79 SHEET 1 D 4 LYS B 61 VAL B 63 0 SHEET 2 D 4 CYS B 72 GLN B 74 -1 N GLN B 74 O LYS B 61 SHEET 3 D 4 ILE B 106 ALA B 109 -1 N VAL B 108 O TYR B 73 SHEET 4 D 4 HIS B 119 SER B 123 -1 N ALA B 122 O ILE B 107 SSBOND 1 CYS A 26 CYS A 84 1555 1555 2.03 SSBOND 2 CYS A 40 CYS A 95 1555 1555 2.02 SSBOND 3 CYS A 58 CYS A 110 1555 1555 2.03 SSBOND 4 CYS A 65 CYS A 72 1555 1555 2.03 SSBOND 5 CYS B 26 CYS B 84 1555 1555 2.03 SSBOND 6 CYS B 40 CYS B 95 1555 1555 2.03 SSBOND 7 CYS B 58 CYS B 110 1555 1555 2.03 SSBOND 8 CYS B 65 CYS B 72 1555 1555 2.03 CISPEP 1 TYR A 92 PRO A 93 0 0.16 CISPEP 2 ASN A 113 PRO A 114 0 0.00 CISPEP 3 TYR B 92 PRO B 93 0 0.16 CISPEP 4 ASN B 113 PRO B 114 0 0.14 SITE 1 AVE 3 HIS B 12 LYS A 41 HIS A 119 SITE 1 AC1 3 HIS A 119 HOH A 444 HIS B 12 SITE 1 AC2 3 ARG A 33 HOH A 430 ARG B 39 SITE 1 AC3 9 GLN A 11 HIS A 12 HOH A 403 HOH A 490 SITE 2 AC3 9 LYS B 41 HIS B 119 PHE B 120 HOH B 476 SITE 3 AC3 9 HOH B 481 CRYST1 57.000 57.000 81.410 90.00 90.00 120.00 P 32 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 0.017544 0.010129 0.000000 0.00000 SCALE2 0.000000 0.020258 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012284 0.00000