PDB Short entry for 1YLD HEADER HYDROLASE/INHIBITOR 19-JAN-05 1YLD TITLE TRYPSIN/BPTI COMPLEX MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPSIN II; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.4; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: PANCREATIC TRYPSIN INHIBITOR; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: BASIC PROTEASE INHIBITOR, BPI, BPTI, APROTININ; COMPND 11 ENGINEERED: YES; COMPND 12 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: TRY2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 OTHER_DETAILS: 5,30,51,55 ABU K26P, A27D KEYWDS BPTI, TRYPSIN, COMPLEX, HYDROLASE-INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR C.K.BROWN,D.H.OHLENDORF REVDAT 4 20-OCT-21 1YLD 1 REMARK SEQADV LINK REVDAT 3 11-OCT-17 1YLD 1 REMARK REVDAT 2 20-MAY-08 1YLD 1 JRNL VERSN REVDAT 1 25-APR-06 1YLD 0 JRNL AUTH I.V.GETUN,C.K.BROWN,J.TULLA-PUCHE,D.OHLENDORF,C.WOODWARD, JRNL AUTH 2 G.BARANY JRNL TITL PARTIALLY FOLDED BOVINE PANCREATIC TRYPSIN INHIBITOR JRNL TITL 2 ANALOGUES ATTAIN FULLY NATIVE STRUCTURES WHEN JRNL TITL 3 CO-CRYSTALLIZED WITH S195A RAT TRYPSIN JRNL REF J.MOL.BIOL. V. 375 812 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18054043 JRNL DOI 10.1016/J.JMB.2007.10.084 REMARK 2 REMARK 2 RESOLUTION. 1.70 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.25 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1675974.370 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 34105 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) : 0.191 REMARK 3 FREE R VALUE : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1712 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5292 REMARK 3 BIN R VALUE (WORKING SET) : 0.3430 REMARK 3 BIN FREE R VALUE : 0.3510 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 273 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2111 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 11 REMARK 3 SOLVENT ATOMS : 227 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.23000 REMARK 3 B22 (A**2) : 1.23000 REMARK 3 B33 (A**2) : -2.46000 REMARK 3 B12 (A**2) : -0.12000 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) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.20 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) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.20 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.740 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) : 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 : FLAT MODEL REMARK 3 KSOL : 0.34 REMARK 3 BSOL : 30.89 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 : PROTEIN.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1YLD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-APR-05. REMARK 100 THE DEPOSITION ID IS D_1000031649. 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 : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL 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 : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 41.50533 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 20.75267 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 20.75267 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 41.50533 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: 1870 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11880 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -45.0 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 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 O HOH A 578 O HOH A 578 5434 1.34 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 HIS A 71 -62.25 -135.39 REMARK 500 SER A 214 -75.34 -122.94 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 800 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 70 OE1 REMARK 620 2 ASN A 72 O 89.3 REMARK 620 3 VAL A 75 O 164.3 85.2 REMARK 620 4 GLU A 77 OE1 91.5 89.6 103.1 REMARK 620 5 GLU A 80 OE2 102.6 165.4 85.4 81.7 REMARK 620 6 HOH A 526 O 79.4 104.2 87.7 163.2 86.5 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 800 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 990 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 991 DBREF 1YLD A 16 238 UNP P00763 TRY2_RAT 24 246 DBREF 1YLD B 1 56 UNP P00974 BPT1_BOVIN 36 91 SEQADV 1YLD ALA A 195 UNP P00763 SER 200 ENGINEERED MUTATION SEQADV 1YLD ABA B 5 UNP P00974 CYS 40 ENGINEERED MUTATION SEQADV 1YLD PRO B 26 UNP P00974 LYS 61 ENGINEERED MUTATION SEQADV 1YLD ASP B 27 UNP P00974 ALA 62 ENGINEERED MUTATION SEQADV 1YLD ABA B 30 UNP P00974 CYS 65 ENGINEERED MUTATION SEQADV 1YLD ABA B 51 UNP P00974 CYS 86 ENGINEERED MUTATION SEQADV 1YLD ABA B 55 UNP P00974 CYS 90 ENGINEERED MUTATION SEQRES 1 A 223 ILE VAL GLY GLY TYR THR CYS GLN GLU ASN SER VAL PRO SEQRES 2 A 223 TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY SEQRES 3 A 223 GLY SER LEU ILE ASN ASP GLN TRP VAL VAL SER ALA ALA SEQRES 4 A 223 HIS CYS TYR LYS SER ARG ILE GLN VAL ARG LEU GLY GLU SEQRES 5 A 223 HIS ASN ILE ASN VAL LEU GLU GLY ASN GLU GLN PHE VAL SEQRES 6 A 223 ASN ALA ALA LYS ILE ILE LYS HIS PRO ASN PHE ASP ARG SEQRES 7 A 223 LYS THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU SER SEQRES 8 A 223 SER PRO VAL LYS LEU ASN ALA ARG VAL ALA THR VAL ALA SEQRES 9 A 223 LEU PRO SER SER CYS ALA PRO ALA GLY THR GLN CYS LEU SEQRES 10 A 223 ILE SER GLY TRP GLY ASN THR LEU SER SER GLY VAL ASN SEQRES 11 A 223 GLU PRO ASP LEU LEU GLN CYS LEU ASP ALA PRO LEU LEU SEQRES 12 A 223 PRO GLN ALA ASP CYS GLU ALA SER TYR PRO GLY LYS ILE SEQRES 13 A 223 THR ASP ASN MET VAL CYS VAL GLY PHE LEU GLU GLY GLY SEQRES 14 A 223 LYS ASP SER CYS GLN GLY ASP ALA GLY GLY PRO VAL VAL SEQRES 15 A 223 CYS ASN GLY GLU LEU GLN GLY ILE VAL SER TRP GLY TYR SEQRES 16 A 223 GLY CYS ALA LEU PRO ASP ASN PRO GLY VAL TYR THR LYS SEQRES 17 A 223 VAL CYS ASN TYR VAL ASP TRP ILE GLN ASP THR ILE ALA SEQRES 18 A 223 ALA ASN SEQRES 1 B 56 ARG PRO ASP PHE ABA LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 B 56 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA PRO SEQRES 3 B 56 ASP GLY LEU ABA GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 B 56 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP ABA MET SEQRES 5 B 56 ARG THR ABA GLY MODRES 1YLD ABA B 5 ALA ALPHA-AMINOBUTYRIC ACID MODRES 1YLD ABA B 30 ALA ALPHA-AMINOBUTYRIC ACID MODRES 1YLD ABA B 51 ALA ALPHA-AMINOBUTYRIC ACID MODRES 1YLD ABA B 55 ALA ALPHA-AMINOBUTYRIC ACID HET ABA B 5 6 HET ABA B 30 6 HET ABA B 51 6 HET ABA B 55 6 HET CA A 800 1 HET SO4 B 990 5 HET SO4 B 991 5 HETNAM ABA ALPHA-AMINOBUTYRIC ACID HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION FORMUL 2 ABA 4(C4 H9 N O2) FORMUL 3 CA CA 2+ FORMUL 4 SO4 2(O4 S 2-) FORMUL 6 HOH *227(H2 O) HELIX 1 1 ALA A 55 TYR A 59 5 5 HELIX 2 2 PRO A 164 TYR A 172 1 9 HELIX 3 3 TYR A 234 ASN A 245 1 12 HELIX 4 4 PRO B 2 GLU B 7 5 6 HELIX 5 5 SER B 47 GLY B 56 1 10 SHEET 1 A 7 TYR A 20 THR A 21 0 SHEET 2 A 7 GLN A 156 PRO A 161 -1 O CYS A 157 N TYR A 20 SHEET 3 A 7 GLN A 135 GLY A 140 -1 N ILE A 138 O LEU A 158 SHEET 4 A 7 PRO A 198 CYS A 201 -1 O VAL A 200 N LEU A 137 SHEET 5 A 7 GLU A 204 TRP A 215 -1 O GLU A 204 N CYS A 201 SHEET 6 A 7 GLY A 226 LYS A 230 -1 O VAL A 227 N TRP A 215 SHEET 7 A 7 MET A 180 VAL A 183 -1 N VAL A 181 O TYR A 228 SHEET 1 B 7 GLN A 30 ASN A 34 0 SHEET 2 B 7 HIS A 40 ASN A 48 -1 O CYS A 42 N LEU A 33 SHEET 3 B 7 TRP A 51 SER A 54 -1 O VAL A 53 N SER A 45 SHEET 4 B 7 MET A 104 LEU A 108 -1 O ILE A 106 N VAL A 52 SHEET 5 B 7 GLN A 81 LYS A 90 -1 N ALA A 86 O LYS A 107 SHEET 6 B 7 GLN A 64 LEU A 68 -1 N VAL A 66 O VAL A 83 SHEET 7 B 7 GLN A 30 ASN A 34 -1 N SER A 32 O ARG A 67 SHEET 1 C 2 ILE B 18 ASN B 24 0 SHEET 2 C 2 LEU B 29 TYR B 35 -1 O LEU B 29 N ASN B 24 SSBOND 1 CYS A 22 CYS A 157 1555 1555 2.03 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.03 SSBOND 3 CYS A 128 CYS A 232 1555 1555 2.03 SSBOND 4 CYS A 136 CYS A 201 1555 1555 2.03 SSBOND 5 CYS A 168 CYS A 182 1555 1555 2.03 SSBOND 6 CYS A 191 CYS A 220 1555 1555 2.03 SSBOND 7 CYS B 14 CYS B 38 1555 1555 2.03 LINK C PHE B 4 N ABA B 5 1555 1555 1.33 LINK C ABA B 5 N LEU B 6 1555 1555 1.33 LINK C LEU B 29 N ABA B 30 1555 1555 1.33 LINK C ABA B 30 N GLN B 31 1555 1555 1.33 LINK C ASP B 50 N ABA B 51 1555 1555 1.33 LINK C ABA B 51 N MET B 52 1555 1555 1.33 LINK C THR B 54 N ABA B 55 1555 1555 1.33 LINK C ABA B 55 N GLY B 56 1555 1555 1.33 LINK OE1 GLU A 70 CA CA A 800 1555 1555 2.41 LINK O ASN A 72 CA CA A 800 1555 1555 2.46 LINK O VAL A 75 CA CA A 800 1555 1555 2.46 LINK OE1 GLU A 77 CA CA A 800 1555 1555 2.64 LINK OE2 GLU A 80 CA CA A 800 1555 1555 2.57 LINK O HOH A 526 CA CA A 800 1555 1555 2.62 SITE 1 AC1 6 GLU A 70 ASN A 72 VAL A 75 GLU A 77 SITE 2 AC1 6 GLU A 80 HOH A 526 SITE 1 AC2 4 LYS B 41 ARG B 42 HOH B 529 HOH B 664 SITE 1 AC3 6 ARG B 20 TYR B 35 ALA B 40 HOH B 639 SITE 2 AC3 6 HOH B 687 HOH B 705 CRYST1 92.591 92.591 62.258 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 0.010800 0.006235 0.000000 0.00000 SCALE2 0.000000 0.012471 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016062 0.00000