HEADER PHOSPHOMONOESTERASE 04-FEB-97 1IHP TITLE STRUCTURE OF PHOSPHOMONOESTERASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHYTASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MYO-INOSITOL-HEXAKISPHOSPHATE-3-PHOSPHOHYDROLASE; COMPND 5 EC: 3.1.3.8 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ASPERGILLUS FICUUM; SOURCE 3 ORGANISM_TAXID: 5058; SOURCE 4 OTHER_DETAILS: ALSO CALLED ASPERGILLUS NIGER STRAIN NRRL3135 KEYWDS PHOSPHOMONOESTERASE, HYDROLASE, GLYCOPROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR D.KOSTREWA REVDAT 5 04-APR-18 1IHP 1 REMARK REVDAT 4 13-JUL-11 1IHP 1 VERSN REVDAT 3 24-FEB-09 1IHP 1 VERSN REVDAT 2 01-APR-03 1IHP 1 JRNL REVDAT 1 18-MAR-98 1IHP 0 JRNL AUTH D.KOSTREWA,F.GRUNINGER-LEITCH,A.D'ARCY,C.BROGER,D.MITCHELL, JRNL AUTH 2 A.P.VAN LOON JRNL TITL CRYSTAL STRUCTURE OF PHYTASE FROM ASPERGILLUS FICUUM AT 2.5 JRNL TITL 2 A RESOLUTION. JRNL REF NAT.STRUCT.BIOL. V. 4 185 1997 JRNL REFN ISSN 1072-8368 JRNL PMID 9164457 JRNL DOI 10.1038/NSB0397-185 REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 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) (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 17223 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.155 REMARK 3 FREE R VALUE : 0.211 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 3368 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 115 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.70 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) : 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.900 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) : 1.500 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.000 ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : 2.000 ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.500 ; 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 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 AMINO ACIDS 249 - 252 ARE COMPLETELY DISORDERED. REMARK 3 THE FOLLOWING AMINO ACID SIDE CHAINS ARE DISORDERED: REMARK 3 GLU 43, LYS 70, GLU 77, GLN 81, LYS 94, GLN 392, GLN 395, REMARK 3 ARG 428 REMARK 3 THE ELECTRON DENSITY OF THE SULFATE IS NOT WELL DEFINED. REMARK 4 REMARK 4 1IHP 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_1000174161. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 273 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : OTHER REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17223 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 4.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05600 REMARK 200 FOR THE DATA SET : 28.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.60 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.8 REMARK 200 DATA REDUNDANCY IN SHELL : 3.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.20400 REMARK 200 FOR SHELL : 7.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.57 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 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 REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-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 -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 -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 0.00000 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 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 300 REMARK: THE ASYMMETRIC UNIT OF THE CRYSTAL CONTAINS ONE REMARK 300 DEGLYCOSYLATED PROTEIN MONOMER. 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11810 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 95260 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -125.0 KCAL/MOL 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 BIOMT1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 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 350 BIOMT1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 4 0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 5 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 6 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 SER A 249 REMARK 465 THR A 250 REMARK 465 VAL A 251 REMARK 465 ASP A 252 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 CYS A 8 CA - CB - SG ANGL. DEV. = 7.6 DEGREES 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 103 -35.64 55.90 REMARK 500 ASN A 130 22.23 -142.01 REMARK 500 ASP A 188 80.48 -162.67 REMARK 500 PHE A 212 -24.93 -151.29 REMARK 500 LEU A 224 68.50 -109.33 REMARK 500 THR A 313 -97.05 -117.80 REMARK 500 PHE A 326 78.14 -153.67 REMARK 500 GLU A 441 -6.24 -57.06 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 A 445 DBREF 1IHP A 7 444 UNP P34752 PHYA_ASPNG 30 467 SEQRES 1 A 438 SER CYS ASP THR VAL ASP GLN GLY TYR GLN CYS PHE SER SEQRES 2 A 438 GLU THR SER HIS LEU TRP GLY GLN TYR ALA PRO PHE PHE SEQRES 3 A 438 SER LEU ALA ASN GLU SER VAL ILE SER PRO GLU VAL PRO SEQRES 4 A 438 ALA GLY CYS ARG VAL THR PHE ALA GLN VAL LEU SER ARG SEQRES 5 A 438 HIS GLY ALA ARG TYR PRO THR ASP SER LYS GLY LYS LYS SEQRES 6 A 438 TYR SER ALA LEU ILE GLU GLU ILE GLN GLN ASN ALA THR SEQRES 7 A 438 THR PHE ASP GLY LYS TYR ALA PHE LEU LYS THR TYR ASN SEQRES 8 A 438 TYR SER LEU GLY ALA ASP ASP LEU THR PRO PHE GLY GLU SEQRES 9 A 438 GLN GLU LEU VAL ASN SER GLY ILE LYS PHE TYR GLN ARG SEQRES 10 A 438 TYR GLU SER LEU THR ARG ASN ILE VAL PRO PHE ILE ARG SEQRES 11 A 438 SER SER GLY SER SER ARG VAL ILE ALA SER GLY LYS LYS SEQRES 12 A 438 PHE ILE GLU GLY PHE GLN SER THR LYS LEU LYS ASP PRO SEQRES 13 A 438 ARG ALA GLN PRO GLY GLN SER SER PRO LYS ILE ASP VAL SEQRES 14 A 438 VAL ILE SER GLU ALA SER SER SER ASN ASN THR LEU ASP SEQRES 15 A 438 PRO GLY THR CYS THR VAL PHE GLU ASP SER GLU LEU ALA SEQRES 16 A 438 ASP THR VAL GLU ALA ASN PHE THR ALA THR PHE VAL PRO SEQRES 17 A 438 SER ILE ARG GLN ARG LEU GLU ASN ASP LEU SER GLY VAL SEQRES 18 A 438 THR LEU THR ASP THR GLU VAL THR TYR LEU MET ASP MET SEQRES 19 A 438 CYS SER PHE ASP THR ILE SER THR SER THR VAL ASP THR SEQRES 20 A 438 LYS LEU SER PRO PHE CYS ASP LEU PHE THR HIS ASP GLU SEQRES 21 A 438 TRP ILE ASN TYR ASP TYR LEU GLN SER LEU LYS LYS TYR SEQRES 22 A 438 TYR GLY HIS GLY ALA GLY ASN PRO LEU GLY PRO THR GLN SEQRES 23 A 438 GLY VAL GLY TYR ALA ASN GLU LEU ILE ALA ARG LEU THR SEQRES 24 A 438 HIS SER PRO VAL HIS ASP ASP THR SER SER ASN HIS THR SEQRES 25 A 438 LEU ASP SER SER PRO ALA THR PHE PRO LEU ASN SER THR SEQRES 26 A 438 LEU TYR ALA ASP PHE SER HIS ASP ASN GLY ILE ILE SER SEQRES 27 A 438 ILE LEU PHE ALA LEU GLY LEU TYR ASN GLY THR LYS PRO SEQRES 28 A 438 LEU SER THR THR THR VAL GLU ASN ILE THR GLN THR ASP SEQRES 29 A 438 GLY PHE SER SER ALA TRP THR VAL PRO PHE ALA SER ARG SEQRES 30 A 438 LEU TYR VAL GLU MET MET GLN CYS GLN ALA GLU GLN GLU SEQRES 31 A 438 PRO LEU VAL ARG VAL LEU VAL ASN ASP ARG VAL VAL PRO SEQRES 32 A 438 LEU HIS GLY CYS PRO VAL ASP ALA LEU GLY ARG CYS THR SEQRES 33 A 438 ARG ASP SER PHE VAL ARG GLY LEU SER PHE ALA ARG SER SEQRES 34 A 438 GLY GLY ASP TRP ALA GLU CYS PHE ALA HET SO4 A 445 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *115(H2 O) HELIX 1 1 SER A 19 LEU A 24 1 6 HELIX 2 2 GLY A 26 TYR A 28 5 3 HELIX 3 3 ALA A 35 GLU A 37 5 3 HELIX 4 4 ASP A 66 ASN A 82 1 17 HELIX 5 5 GLY A 88 THR A 95 5 8 HELIX 6 6 PRO A 107 ARG A 123 1 17 HELIX 7 7 GLU A 125 THR A 128 1 4 HELIX 8 8 SER A 141 LEU A 159 1 19 HELIX 9 9 THR A 193 ASP A 197 1 5 HELIX 10 10 LEU A 200 THR A 211 1 12 HELIX 11 11 VAL A 213 ASP A 223 1 11 HELIX 12 12 ASP A 231 ILE A 246 1 16 HELIX 13 13 PRO A 257 LEU A 261 5 5 HELIX 14 14 HIS A 264 GLY A 281 1 18 HELIX 15 15 PRO A 290 THR A 305 5 16 HELIX 16 16 HIS A 317 ASP A 320 1 4 HELIX 17 17 ASP A 339 ALA A 348 1 10 HELIX 18 18 SER A 374 THR A 377 1 4 HELIX 19 19 ARG A 423 GLY A 429 1 7 HELIX 20 20 SER A 431 ARG A 434 1 4 HELIX 21 21 TRP A 439 CYS A 442 5 4 SHEET 1 A 6 ILE A 173 ILE A 177 0 SHEET 2 A 6 PHE A 134 SER A 138 1 N ILE A 135 O ASP A 174 SHEET 3 A 6 LEU A 332 SER A 337 1 N ALA A 334 O PHE A 134 SHEET 4 A 6 CYS A 48 ARG A 58 1 N ALA A 53 O TYR A 333 SHEET 5 A 6 ARG A 383 CYS A 391 -1 N GLN A 390 O ARG A 49 SHEET 6 A 6 LEU A 398 VAL A 403 -1 N LEU A 402 O TYR A 385 SSBOND 1 CYS A 8 CYS A 17 1555 1555 2.01 SSBOND 2 CYS A 48 CYS A 391 1555 1555 2.03 SSBOND 3 CYS A 192 CYS A 442 1555 1555 2.03 SSBOND 4 CYS A 241 CYS A 259 1555 1555 2.03 SSBOND 5 CYS A 413 CYS A 421 1555 1555 2.03 SITE 1 AC1 2 ARG A 163 ARG A 423 CRYST1 92.250 92.250 100.890 90.00 90.00 120.00 P 3 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 0.010840 0.006259 0.000000 0.00000 SCALE2 0.000000 0.012517 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009912 0.00000 MASTER 303 0 1 21 6 0 1 6 0 0 0 34 END