PDB Short entry for 1VAH HEADER HYDROLASE 17-FEB-04 1VAH TITLE CRYSTAL STRUCTURE OF THE PIG PANCREATIC-AMYLASE COMPLEXED WITH R- TITLE 2 NITROPHENYL-A-D-MALTOSIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-AMYLASE, PANCREATIC; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE; COMPND 5 EC: 3.2.1.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823 KEYWDS BETA-ALPHA-BARRELS, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR H.ZHUO,F.PAYAN,M.QIAN REVDAT 4 27-DEC-23 1VAH 1 REMARK LINK REVDAT 3 04-OCT-17 1VAH 1 REMARK REVDAT 2 24-FEB-09 1VAH 1 VERSN REVDAT 1 26-APR-05 1VAH 0 JRNL AUTH H.ZHUO,F.PAYAN,M.QIAN JRNL TITL CRYSTAL STRUCTURE OF THE PIG PANCREATIC ALPHA-AMYLASE JRNL TITL 2 COMPLEXED WITH RHO-NITROPHENYL-ALPHA-D-MALTOSIDE-FLEXIBILITY JRNL TITL 3 IN THE ACTIVE SITE JRNL REF PROTEIN J. V. 23 379 2004 JRNL REFN ISSN 1572-3887 JRNL PMID 15517985 JRNL DOI 10.1023/B:JOPC.0000039552.94529.95 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.QIAN,S.SPINELLI,H.DRIGUEZ,F.PAYAN REMARK 1 TITL STRUCTURE OF A PANCREATIC ALPHA-AMYLASE BOUND TO A SUBSTRATE REMARK 1 TITL 2 ANALOGUE AT 2.03 A RESOLUTION REMARK 1 REF PROTEIN SCI. V. 6 2285 1997 REMARK 1 REFN ISSN 0961-8368 REMARK 1 PMID 9385631 REMARK 1 REFERENCE 2 REMARK 1 AUTH F.PAYAN,M.QIAN REMARK 1 TITL CRYSTAL STRUCTURE OF THE PIG PANCREATIC ALPHA-AMYLASE REMARK 1 TITL 2 COMPLEXED WITH MALTO-OLIGOSACCHARIDES REMARK 1 REF J.PROTEIN CHEM. V. 22 275 2003 REMARK 1 REFN ISSN 0277-8033 REMARK 1 PMID 12962327 REMARK 1 DOI 10.1023/A:1025072520607 REMARK 2 REMARK 2 RESOLUTION. 2.40 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.4 REMARK 3 NUMBER OF REFLECTIONS : 19548 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.170 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1002 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 : 3910 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 145 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 1.378 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.73 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.366 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 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 1VAH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 18-FEB-04. REMARK 100 THE DEPOSITION ID IS D_1000006406. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-FEB-93 REMARK 200 TEMPERATURE (KELVIN) : 298.0 REMARK 200 PH : 8.0 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE 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 : 25889 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.170 REMARK 200 RESOLUTION RANGE LOW (A) : 44.550 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 85.0 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.05500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.44 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.0 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CHLORIDE, CALSIUM CHLORIDE, PH REMARK 280 8.0, LIQUID DIFFUSION, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-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 -1.000000 0.000000 0.000000 28.15000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 51.70000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 43.90000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 51.70000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.15000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 43.90000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLN A 1 NE2 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 SER A 8 128.08 -31.64 REMARK 500 TYR A 31 -72.48 -130.88 REMARK 500 SER A 66 -177.15 -172.09 REMARK 500 MET A 102 -153.85 -114.88 REMARK 500 LEU A 170 4.07 -63.38 REMARK 500 HIS A 305 53.78 -118.75 REMARK 500 ASP A 317 56.86 -118.24 REMARK 500 ASP A 375 30.83 -93.47 REMARK 500 THR A 376 14.95 57.90 REMARK 500 SER A 414 -91.00 -138.40 REMARK 500 PRO A 486 44.39 -76.71 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 500 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 100 OD1 REMARK 620 2 ARG A 158 O 156.0 REMARK 620 3 ASP A 167 OD2 120.0 82.3 REMARK 620 4 ASP A 167 OD1 76.1 127.6 53.1 REMARK 620 5 HIS A 201 O 72.3 86.1 167.3 133.7 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 498 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NPO A 701 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1JFH RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH METHYL 4,4'-DITHIO-ALPHA- REMARK 900 MALTOTRIOSIDE REMARK 900 RELATED ID: 1UA3 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH MALTO-OLIGOSACCHARIDES DBREF 1VAH A 1 496 UNP P00690 AMYP_PIG 16 511 SEQADV 1VAH LYS A 243 UNP P00690 GLN 258 SEE REMARK 999 SEQADV 1VAH ILE A 323 UNP P00690 VAL 338 SEE REMARK 999 SEQADV 1VAH GLU A 352 UNP P00690 GLN 367 SEE REMARK 999 SEQADV 1VAH GLU A 390 UNP P00690 GLN 405 SEE REMARK 999 SEQADV 1VAH GLU A 404 UNP P00690 GLN 419 SEE REMARK 999 SEQADV 1VAH ASP A 411 UNP P00690 ALA 426 SEE REMARK 999 SEQRES 1 A 496 GLN TYR ALA PRO GLN THR GLN SER GLY ARG THR SER ILE SEQRES 2 A 496 VAL HIS LEU PHE GLU TRP ARG TRP VAL ASP ILE ALA LEU SEQRES 3 A 496 GLU CYS GLU ARG TYR LEU GLY PRO LYS GLY PHE GLY GLY SEQRES 4 A 496 VAL GLN VAL SER PRO PRO ASN GLU ASN ILE VAL VAL THR SEQRES 5 A 496 ASN PRO SER ARG PRO TRP TRP GLU ARG TYR GLN PRO VAL SEQRES 6 A 496 SER TYR LYS LEU CYS THR ARG SER GLY ASN GLU ASN GLU SEQRES 7 A 496 PHE ARG ASP MET VAL THR ARG CYS ASN ASN VAL GLY VAL SEQRES 8 A 496 ARG ILE TYR VAL ASP ALA VAL ILE ASN HIS MET CYS GLY SEQRES 9 A 496 SER GLY ALA ALA ALA GLY THR GLY THR THR CYS GLY SER SEQRES 10 A 496 TYR CYS ASN PRO GLY ASN ARG GLU PHE PRO ALA VAL PRO SEQRES 11 A 496 TYR SER ALA TRP ASP PHE ASN ASP GLY LYS CYS LYS THR SEQRES 12 A 496 ALA SER GLY GLY ILE GLU SER TYR ASN ASP PRO TYR GLN SEQRES 13 A 496 VAL ARG ASP CYS GLN LEU VAL GLY LEU LEU ASP LEU ALA SEQRES 14 A 496 LEU GLU LYS ASP TYR VAL ARG SER MET ILE ALA ASP TYR SEQRES 15 A 496 LEU ASN LYS LEU ILE ASP ILE GLY VAL ALA GLY PHE ARG SEQRES 16 A 496 ILE ASP ALA SER LYS HIS MET TRP PRO GLY ASP ILE LYS SEQRES 17 A 496 ALA VAL LEU ASP LYS LEU HIS ASN LEU ASN THR ASN TRP SEQRES 18 A 496 PHE PRO ALA GLY SER ARG PRO PHE ILE PHE GLN GLU VAL SEQRES 19 A 496 ILE ASP LEU GLY GLY GLU ALA ILE LYS SER SER GLU TYR SEQRES 20 A 496 PHE GLY ASN GLY ARG VAL THR GLU PHE LYS TYR GLY ALA SEQRES 21 A 496 LYS LEU GLY THR VAL VAL ARG LYS TRP SER GLY GLU LYS SEQRES 22 A 496 MET SER TYR LEU LYS ASN TRP GLY GLU GLY TRP GLY PHE SEQRES 23 A 496 MET PRO SER ASP ARG ALA LEU VAL PHE VAL ASP ASN HIS SEQRES 24 A 496 ASP ASN GLN ARG GLY HIS GLY ALA GLY GLY ALA SER ILE SEQRES 25 A 496 LEU THR PHE TRP ASP ALA ARG LEU TYR LYS ILE ALA VAL SEQRES 26 A 496 GLY PHE MET LEU ALA HIS PRO TYR GLY PHE THR ARG VAL SEQRES 27 A 496 MET SER SER TYR ARG TRP ALA ARG ASN PHE VAL ASN GLY SEQRES 28 A 496 GLU ASP VAL ASN ASP TRP ILE GLY PRO PRO ASN ASN ASN SEQRES 29 A 496 GLY VAL ILE LYS GLU VAL THR ILE ASN ALA ASP THR THR SEQRES 30 A 496 CYS GLY ASN ASP TRP VAL CYS GLU HIS ARG TRP ARG GLU SEQRES 31 A 496 ILE ARG ASN MET VAL TRP PHE ARG ASN VAL VAL ASP GLY SEQRES 32 A 496 GLU PRO PHE ALA ASN TRP TRP ASP ASN GLY SER ASN GLN SEQRES 33 A 496 VAL ALA PHE GLY ARG GLY ASN ARG GLY PHE ILE VAL PHE SEQRES 34 A 496 ASN ASN ASP ASP TRP GLN LEU SER SER THR LEU GLN THR SEQRES 35 A 496 GLY LEU PRO GLY GLY THR TYR CYS ASP VAL ILE SER GLY SEQRES 36 A 496 ASP LYS VAL GLY ASN SER CYS THR GLY ILE LYS VAL TYR SEQRES 37 A 496 VAL SER SER ASP GLY THR ALA GLN PHE SER ILE SER ASN SEQRES 38 A 496 SER ALA GLU ASP PRO PHE ILE ALA ILE HIS ALA GLU SER SEQRES 39 A 496 LYS LEU HET CL A 498 1 HET CA A 500 1 HET NPO A 701 10 HETNAM CL CHLORIDE ION HETNAM CA CALCIUM ION HETNAM NPO P-NITROPHENOL FORMUL 2 CL CL 1- FORMUL 3 CA CA 2+ FORMUL 4 NPO C6 H5 N O3 FORMUL 5 HOH *145(H2 O) HELIX 1 1 ARG A 20 TYR A 31 1 12 HELIX 2 2 PRO A 57 GLN A 63 5 7 HELIX 3 3 ASN A 75 VAL A 89 1 15 HELIX 4 4 SER A 132 PHE A 136 5 5 HELIX 5 5 ASP A 153 CYS A 160 1 8 HELIX 6 6 LYS A 172 GLY A 190 1 19 HELIX 7 7 ALA A 198 MET A 202 5 5 HELIX 8 8 TRP A 203 ASP A 212 1 10 HELIX 9 9 LYS A 243 PHE A 248 5 6 HELIX 10 10 PHE A 256 ARG A 267 1 12 HELIX 11 11 LYS A 273 TRP A 280 5 8 HELIX 12 12 GLY A 281 GLY A 285 5 5 HELIX 13 13 ASP A 300 GLY A 304 5 5 HELIX 14 14 GLY A 308 ILE A 312 5 5 HELIX 15 15 THR A 314 TRP A 316 5 3 HELIX 16 16 ASP A 317 HIS A 331 1 15 HELIX 17 17 CYS A 384 ARG A 387 5 4 HELIX 18 18 TRP A 388 VAL A 401 1 14 SHEET 1 A 9 SER A 12 LEU A 16 0 SHEET 2 A 9 GLY A 39 VAL A 42 1 O GLN A 41 N VAL A 14 SHEET 3 A 9 ARG A 92 ALA A 97 1 O TYR A 94 N VAL A 40 SHEET 4 A 9 GLY A 193 ILE A 196 1 O ARG A 195 N VAL A 95 SHEET 5 A 9 PHE A 229 GLN A 232 1 O PHE A 229 N PHE A 194 SHEET 6 A 9 ARG A 252 THR A 254 1 O ARG A 252 N GLN A 232 SHEET 7 A 9 ALA A 292 VAL A 294 1 O LEU A 293 N VAL A 253 SHEET 8 A 9 PHE A 335 SER A 340 1 O PHE A 335 N VAL A 294 SHEET 9 A 9 SER A 12 LEU A 16 1 N ILE A 13 O VAL A 338 SHEET 1 B 2 HIS A 101 GLY A 104 0 SHEET 2 B 2 LEU A 165 ASP A 167 -1 O LEU A 166 N CYS A 103 SHEET 1 C 2 PHE A 348 VAL A 349 0 SHEET 2 C 2 GLU A 352 ASP A 353 -1 O GLU A 352 N VAL A 349 SHEET 1 D 2 ASN A 362 ASN A 363 0 SHEET 2 D 2 VAL A 366 ILE A 367 -1 O VAL A 366 N ASN A 363 SHEET 1 E 4 PHE A 406 ASP A 411 0 SHEET 2 E 4 GLN A 416 ARG A 421 -1 O GLY A 420 N ALA A 407 SHEET 3 E 4 GLY A 425 ASN A 430 -1 O PHE A 429 N VAL A 417 SHEET 4 E 4 PHE A 487 HIS A 491 -1 O ILE A 490 N PHE A 426 SHEET 1 F 2 LEU A 436 GLN A 441 0 SHEET 2 F 2 THR A 474 ILE A 479 -1 O PHE A 477 N SER A 438 SHEET 1 G 2 GLY A 447 CYS A 450 0 SHEET 2 G 2 LYS A 466 VAL A 469 -1 O VAL A 467 N TYR A 449 SHEET 1 H 2 LYS A 457 VAL A 458 0 SHEET 2 H 2 SER A 461 CYS A 462 -1 O SER A 461 N VAL A 458 SSBOND 1 CYS A 28 CYS A 86 1555 1555 2.02 SSBOND 2 CYS A 70 CYS A 115 1555 1555 2.02 SSBOND 3 CYS A 141 CYS A 160 1555 1555 2.03 SSBOND 4 CYS A 378 CYS A 384 1555 1555 2.03 SSBOND 5 CYS A 450 CYS A 462 1555 1555 2.03 LINK OD1 ASN A 100 CA CA A 500 1555 1555 2.45 LINK O ARG A 158 CA CA A 500 1555 1555 2.29 LINK OD2 ASP A 167 CA CA A 500 1555 1555 2.32 LINK OD1 ASP A 167 CA CA A 500 1555 1555 2.55 LINK O HIS A 201 CA CA A 500 1555 1555 2.46 CISPEP 1 ASN A 53 PRO A 54 0 -0.02 CISPEP 2 VAL A 129 PRO A 130 0 0.18 SITE 1 AC1 3 ARG A 195 ASN A 298 ARG A 337 SITE 1 AC2 4 ASN A 100 ARG A 158 ASP A 167 HIS A 201 SITE 1 AC3 4 TRP A 59 GLN A 63 ASP A 300 HOH A 587 CRYST1 56.300 87.800 103.400 90.00 90.00 90.00 P 21 21 21 4 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 0.017762 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011390 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009671 0.00000