HEADER SERINE PROTEASE 26-NOV-96 2ULL TITLE MULTIPLE CONFORMATION STRUCTURE OF ALPHA-LYTIC PROTEASE AT 120 K COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-LYTIC PROTEASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.12; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: THE ELECTRON DENSITY WAS MODELED WITH 16 CONFORMATIONS COMPND 7 OF THE ENTIRE PROTEIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LYSOBACTER ENZYMOGENES; SOURCE 3 ORGANISM_TAXID: 69; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HYDROLASE, SERINE PROTEASE, ZYMOGEN, PROTEASE PRECURSOR EXPDTA X-RAY DIFFRACTION NUMMDL 16 AUTHOR S.D.RADER,D.A.AGARD REVDAT 5 06-NOV-24 2ULL 1 REMARK REVDAT 4 09-AUG-23 2ULL 1 REMARK REVDAT 3 09-SEP-15 2ULL 1 VERSN REVDAT 2 24-FEB-09 2ULL 1 VERSN REVDAT 1 07-JUL-97 2ULL 0 JRNL AUTH S.D.RADER,D.A.AGARD JRNL TITL CONFORMATIONAL SUBSTATES IN ENZYME MECHANISM: THE 120 K JRNL TITL 2 STRUCTURE OF ALPHA-LYTIC PROTEASE AT 1.5 A RESOLUTION. JRNL REF PROTEIN SCI. V. 6 1375 1997 JRNL REFN ISSN 0961-8368 JRNL PMID 9232638 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.BONE,A.FUJISHIGE,C.A.KETTNER,D.A.AGARD REMARK 1 TITL STRUCTURAL BASIS FOR BROAD SPECIFICITY IN ALPHA-LYTIC REMARK 1 TITL 2 PROTEASE MUTANTS REMARK 1 REF BIOCHEMISTRY V. 30 10388 1991 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 2 REMARK 1 AUTH R.BONE,J.L.SILEN,D.A.AGARD REMARK 1 TITL STRUCTURAL PLASTICITY BROADENS THE SPECIFICITY OF AN REMARK 1 TITL 2 ENGINEERED PROTEASE REMARK 1 REF NATURE V. 339 191 1989 REMARK 1 REFN ISSN 0028-0836 REMARK 1 REFERENCE 3 REMARK 1 AUTH R.BONE,D.FRANK,C.A.KETTNER,D.A.AGARD REMARK 1 TITL STRUCTURAL ANALYSIS OF SPECIFICITY: ALPHA-LYTIC PROTEASE REMARK 1 TITL 2 COMPLEXES WITH ANALOGUES OF REACTION INTERMEDIATES REMARK 1 REF BIOCHEMISTRY V. 28 7600 1989 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 4 REMARK 1 AUTH R.BONE,A.B.SHENVI,C.A.KETTNER,D.A.AGARD REMARK 1 TITL SERINE PROTEASE MECHANISM: STRUCTURE OF AN INHIBITORY REMARK 1 TITL 2 COMPLEX OF ALPHA-LYTIC PROTEASE AND A TIGHTLY BOUND PEPTIDE REMARK 1 TITL 3 BORONIC ACID REMARK 1 REF BIOCHEMISTRY V. 26 7609 1987 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 5 REMARK 1 AUTH M.FUJINAGA,L.T.DELBAERE,G.D.BRAYER,M.N.JAMES REMARK 1 TITL REFINED STRUCTURE OF ALPHA-LYTIC PROTEASE AT 1.7 A REMARK 1 TITL 2 RESOLUTION. ANALYSIS OF HYDROGEN BONDING AND SOLVENT REMARK 1 TITL 3 STRUCTURE REMARK 1 REF J.MOL.BIOL. V. 184 479 1985 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 6 REMARK 1 AUTH G.D.BRAYER,L.T.DELBAERE,M.N.JAMES REMARK 1 TITL MOLECULAR STRUCTURE OF THE ALPHA-LYTIC PROTEASE FROM REMARK 1 TITL 2 MYXOBACTER 495 AT 2.8 ANGSTROMS RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 131 743 1979 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 31458 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) : 0.165 REMARK 3 FREE R VALUE : 0.192 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3147 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 : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.57 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3476 REMARK 3 BIN R VALUE (WORKING SET) : 0.1897 REMARK 3 BIN FREE R VALUE : 0.1963 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 426 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 : 1391 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 23 REMARK 3 SOLVENT ATOMS : 301 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 5.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 5.40 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : 1.310 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : FIXED B'S 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 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 ELECTRON DENSITY WAS MODELED WITH 16 CONFORMATIONS OF REMARK 3 THE ENTIRE PROTEIN. OCCUPANCIES FOR ALL ATOMS WERE SET REMARK 3 TO 1/16. EACH CONFORMATION IS REPRESENTED AS A SEPARATE REMARK 3 MODEL. THE DEPOSITOR PROVIDED ONE SET OF HETATM RECORDS. REMARK 3 IN ORDER TO FOLLOW PDB FORMAT REQUIREMENTS, THE SAME REMARK 3 HETATM RECORDS WERE INCLUDED IN EACH MODEL. NOTE THAT REMARK 3 THE OCCUPANCY OF THE HETATM RECORDS WAS NOT DIVIDED BY REMARK 3 16. REMARK 4 REMARK 4 2ULL COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000178721. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-AUG-92 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : DUAL SLIT REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE 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 : 33422 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05900 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.57 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: REFINEMENT OF 2ALP REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 2ALP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 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 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-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 53.00000 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 26.50000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 26.50000 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 53.00000 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 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 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 1 TAM A 1 REMARK 610 2 TAM A 1 REMARK 610 3 TAM A 1 REMARK 610 4 TAM A 1 REMARK 610 5 TAM A 1 REMARK 610 6 TAM A 1 REMARK 610 7 TAM A 1 REMARK 610 8 TAM A 1 REMARK 610 9 TAM A 1 REMARK 610 10 TAM A 1 REMARK 610 11 TAM A 1 REMARK 610 12 TAM A 1 REMARK 610 13 TAM A 1 REMARK 610 14 TAM A 1 REMARK 610 15 TAM A 1 REMARK 610 16 TAM A 1 REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 1 HOH A 265 REMARK 615 1 HOH A 345 REMARK 615 2 HOH A 265 REMARK 615 2 HOH A 345 REMARK 615 3 HOH A 265 REMARK 615 3 HOH A 345 REMARK 615 4 HOH A 265 REMARK 615 4 HOH A 345 REMARK 615 5 HOH A 265 REMARK 615 5 HOH A 345 REMARK 615 6 HOH A 265 REMARK 615 6 HOH A 345 REMARK 615 7 HOH A 265 REMARK 615 7 HOH A 345 REMARK 615 8 HOH A 265 REMARK 615 8 HOH A 345 REMARK 615 9 HOH A 265 REMARK 615 9 HOH A 345 REMARK 615 10 HOH A 265 REMARK 615 10 HOH A 345 REMARK 615 11 HOH A 265 REMARK 615 11 HOH A 345 REMARK 615 12 HOH A 265 REMARK 615 12 HOH A 345 REMARK 615 13 HOH A 265 REMARK 615 13 HOH A 345 REMARK 615 14 HOH A 265 REMARK 615 14 HOH A 345 REMARK 615 15 HOH A 265 REMARK 615 15 HOH A 345 REMARK 615 16 HOH A 265 REMARK 615 16 HOH A 345 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 4 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TAM A 1 DBREF 2ULL A 15A 245 UNP P00778 PRLA_LYSEN 200 397 SEQRES 1 A 198 ALA ASN ILE VAL GLY GLY ILE GLU TYR SER ILE ASN ASN SEQRES 2 A 198 ALA SER LEU CYS SER VAL GLY PHE SER VAL THR ARG GLY SEQRES 3 A 198 ALA THR LYS GLY PHE VAL THR ALA GLY HIS CYS GLY THR SEQRES 4 A 198 VAL ASN ALA THR ALA ARG ILE GLY GLY ALA VAL VAL GLY SEQRES 5 A 198 THR PHE ALA ALA ARG VAL PHE PRO GLY ASN ASP ARG ALA SEQRES 6 A 198 TRP VAL SER LEU THR SER ALA GLN THR LEU LEU PRO ARG SEQRES 7 A 198 VAL ALA ASN GLY SER SER PHE VAL THR VAL ARG GLY SER SEQRES 8 A 198 THR GLU ALA ALA VAL GLY ALA ALA VAL CYS ARG SER GLY SEQRES 9 A 198 ARG THR THR GLY TYR GLN CYS GLY THR ILE THR ALA LYS SEQRES 10 A 198 ASN VAL THR ALA ASN TYR ALA GLU GLY ALA VAL ARG GLY SEQRES 11 A 198 LEU THR GLN GLY ASN ALA CYS MET GLY ARG GLY ASP SER SEQRES 12 A 198 GLY GLY SER TRP ILE THR SER ALA GLY GLN ALA GLN GLY SEQRES 13 A 198 VAL MET SER GLY GLY ASN VAL GLN SER ASN GLY ASN ASN SEQRES 14 A 198 CYS GLY ILE PRO ALA SER GLN ARG SER SER LEU PHE GLU SEQRES 15 A 198 ARG LEU GLN PRO ILE LEU SER GLN TYR GLY LEU SER LEU SEQRES 16 A 198 VAL THR GLY HET SO4 A 2 5 HET SO4 A 3 5 HET SO4 A 4 5 HET TAM A 1 8 HETNAM SO4 SULFATE ION HETNAM TAM TRIS(HYDROXYETHYL)AMINOMETHANE FORMUL 2 SO4 3(O4 S 2-) FORMUL 5 TAM C7 H17 N O3 FORMUL 6 HOH *301(H2 O) HELIX 1 1 GLY A 56 CYS A 58 5 3 HELIX 2 2 ALA A 222B GLN A 223 5 3 HELIX 3 3 LEU A 231 TYR A 238 1 8 SHEET 1 A 2 GLU A 32 ILE A 35 0 SHEET 2 A 2 SER A 40 SER A 43 -1 N CYS A 42 O TYR A 33 SHEET 1 B 5 PHE A 45 ARG A 48A 0 SHEET 2 B 5 THR A 49 THR A 54 -1 N VAL A 53 O PHE A 45 SHEET 3 B 5 ARG A 103 LEU A 108 -1 N LEU A 108 O LYS A 50 SHEET 4 B 5 ALA A 82 VAL A 91 -1 N VAL A 91 O ARG A 103 SHEET 5 B 5 THR A 62 ILE A 66 -1 N ILE A 66 O ALA A 82 SHEET 1 C 2 ARG A 120A ASN A 120D 0 SHEET 2 C 2 SER A 120H THR A 120K-1 N VAL A 120J O VAL A 120B SHEET 1 D 2 ALA A 135 GLY A 140 0 SHEET 2 D 2 GLY A 156 THR A 161 -1 N GLY A 160 O VAL A 136 SHEET 1 E 2 ALA A 169 TYR A 171 0 SHEET 2 E 2 GLY A 175 VAL A 177 -1 N VAL A 177 O ALA A 169 SHEET 1 F 4 THR A 181 GLY A 183 0 SHEET 2 F 4 SER A 226 ARG A 230 -1 N PHE A 228 O THR A 181 SHEET 3 F 4 ALA A 209 GLY A 216 -1 N GLY A 215 O LEU A 227 SHEET 4 F 4 SER A 198 ILE A 200 -1 N TRP A 199 O GLN A 210 SSBOND 1 CYS A 42 CYS A 58 1555 1555 2.28 SSBOND 2 CYS A 137 CYS A 159 1555 1555 2.27 SSBOND 3 CYS A 189 CYS A 220A 1555 1555 2.34 CISPEP 1 PHE A 94 PRO A 95 1 0.08 CISPEP 2 PHE A 94 PRO A 95 2 -0.74 CISPEP 3 PHE A 94 PRO A 95 3 -4.08 CISPEP 4 PHE A 94 PRO A 95 4 0.36 CISPEP 5 PHE A 94 PRO A 95 5 -1.18 CISPEP 6 PHE A 94 PRO A 95 6 -3.00 CISPEP 7 PHE A 94 PRO A 95 7 -1.22 CISPEP 8 PHE A 94 PRO A 95 8 -0.74 CISPEP 9 PHE A 94 PRO A 95 9 -1.07 CISPEP 10 PHE A 94 PRO A 95 10 -0.04 CISPEP 11 PHE A 94 PRO A 95 11 0.49 CISPEP 12 PHE A 94 PRO A 95 12 -0.23 CISPEP 13 PHE A 94 PRO A 95 13 -0.51 CISPEP 14 PHE A 94 PRO A 95 14 -0.47 CISPEP 15 PHE A 94 PRO A 95 15 -2.10 CISPEP 16 PHE A 94 PRO A 95 16 -0.63 SITE 1 AC1 10 ARG A 48A GLN A 237 TYR A 238 HOH A 272 SITE 2 AC1 10 HOH A 273 HOH A 274 HOH A 440 HOH A 441 SITE 3 AC1 10 HOH A 442 HOH A 499 SITE 1 AC2 10 ALA A 15A ASN A 15B ARG A 230 PRO A 233 SITE 2 AC2 10 HOH A 248 HOH A 323 HOH A 400 HOH A 401 SITE 3 AC2 10 HOH A 460 HOH A 462 SITE 1 AC3 9 HIS A 57 ARG A 122 GLY A 193 SER A 195 SITE 2 AC3 9 HOH A 406 HOH A 421 HOH A 422 HOH A 423 SITE 3 AC3 9 HOH A 544 SITE 1 AC4 12 HIS A 57 ARG A 122 TYR A 171 GLU A 174 SITE 2 AC4 12 SER A 214 GLY A 215 HOH A 339 HOH A 340 SITE 3 AC4 12 HOH A 341 HOH A 342 HOH A 407 HOH A 504 CRYST1 65.800 65.800 79.500 90.00 90.00 120.00 P 32 2 1 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 0.015198 0.008774 0.000000 0.00000 SCALE2 0.000000 0.017549 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012579 0.00000 MODEL 1