HEADER HYDROLASE 31-AUG-04 1XBU TITLE STREPTOMYCES GRISEUS AMINOPEPTIDASE COMPLEXED WITH P-IODO-D- TITLE 2 PHENYLALANINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: AMINOPEPTIDASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SGAP; COMPND 5 EC: 3.4.11.- SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEUS; SOURCE 3 ORGANISM_TAXID: 1911; SOURCE 4 OTHER_DETAILS: THE ENZYME IS ISOLATED FROM THE SOURCE 5 COMMERCIALLY AVAILABLE ENZYME MIXTURE "PRONASE E". KEYWDS DOUBLE-ZINC METALLOPROTEINASE, CALCIUM ACTIVATION, PROTEIN- KEYWDS 2 INHIBITOR COMPLEX, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR V.REILAND,R.GILBOA,A.SPUNGIN-BIALIK,D.SCHOMBURG,Y.SHOHAM, AUTHOR 2 S.BLUMBERG,G.SHOHAM REVDAT 2 24-FEB-09 1XBU 1 VERSN REVDAT 1 04-OCT-05 1XBU 0 JRNL AUTH V.REILAND,R.GILBOA,A.SPUNGIN-BIALIK,D.SCHOMBURG, JRNL AUTH 2 Y.SHOHAM,S.BLUMBERG,G.SHOHAM JRNL TITL STREPTOMYCES GRISEUS AMINOPEPTIDASE COMPLEXED WITH JRNL TITL 2 P-IODO-D-PHENYLALANINE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.6 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.127 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.123 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.163 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 3973 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 80710 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.121 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.117 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.157 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 3515 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 66303 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2153 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 16 REMARK 3 SOLVENT ATOMS : 442 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2487.14 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 29 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 23539 REMARK 3 NUMBER OF RESTRAINTS : 29137 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 ANGLE DISTANCES (A) : 0.029 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.028 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.077 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.088 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.020 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.004 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.020 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.087 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1XBU COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-SEP-04. REMARK 100 THE RCSB ID CODE IS RCSB030180. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-JUL-01 REMARK 200 TEMPERATURE (KELVIN) : 95 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X8C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97900 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 80710 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 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 (%) : 93.6 REMARK 200 DATA REDUNDANCY : 10.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08100 REMARK 200 FOR THE DATA SET : 8.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.22 REMARK 200 COMPLETENESS FOR SHELL (%) : 63.2 REMARK 200 DATA REDUNDANCY IN SHELL : 6.00 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.32700 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: DIFFERENCE FOURIER FROM REMARK 200 PREVIOUSLY DETERMINED, RELATED STRUCTURE REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.13 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, SODIUM ACETATE, PH 5.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 72.25950 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 30.48500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 30.48500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 36.12975 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 30.48500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 30.48500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 108.38925 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 30.48500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 30.48500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 36.12975 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 30.48500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 30.48500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 108.38925 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 72.25950 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A1161 LIES ON A SPECIAL POSITION. REMARK 375 HOH A1205 LIES ON A SPECIAL POSITION. 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 GLY A 199 REMARK 465 ASP A 200 REMARK 465 GLY A 278 REMARK 465 THR A 279 REMARK 465 GLY A 280 REMARK 465 GLU A 281 REMARK 465 PRO A 282 REMARK 465 PRO A 283 REMARK 465 THR A 284 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 ARG A 202 CG CD NE CZ NH1 NH2 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 ASP A 3 CB - CG - OD2 ANGL. DEV. = -5.6 DEGREES REMARK 500 ARG A 114 NE - CZ - NH1 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 114 NE - CZ - NH1 ANGL. DEV. = 4.7 DEGREES REMARK 500 ARG A 124 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG A 150 NE - CZ - NH2 ANGL. DEV. = -4.6 DEGREES REMARK 500 TYR A 172 CB - CG - CD2 ANGL. DEV. = -3.7 DEGREES REMARK 500 TYR A 172 CB - CG - CD1 ANGL. DEV. = 4.3 DEGREES REMARK 500 GLU A 198 OE1 - CD - OE2 ANGL. DEV. = -16.5 DEGREES REMARK 500 TYR A 224 CB - CG - CD2 ANGL. DEV. = -6.1 DEGREES REMARK 500 TYR A 224 CB - CG - CD1 ANGL. DEV. = 4.1 DEGREES REMARK 500 LYS A 233 CA - CB - CG ANGL. DEV. = 14.6 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 MET A 161 91.62 72.41 REMARK 500 ASP A 173 65.38 -103.31 REMARK 500 ASP A 174 -117.99 -114.52 REMARK 500 ALA A 222 -118.95 -128.13 REMARK 500 ASN A 255 45.52 -93.74 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A1430 DISTANCE = 6.93 ANGSTROMS 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 ZN A 901 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 85 NE2 REMARK 620 2 ASP A 97 OD1 100.8 REMARK 620 3 ASP A 160 OD1 100.2 99.7 REMARK 620 4 IOY A 913 OXT 97.6 104.2 146.8 REMARK 620 5 IOY A 913 O 162.0 94.0 87.1 68.7 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 902 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 97 OD2 REMARK 620 2 GLU A 132 OE2 97.7 REMARK 620 3 HIS A 247 NE2 93.7 105.4 REMARK 620 4 IOY A 913 OXT 100.3 90.5 157.2 REMARK 620 5 IOY A 913 N 114.9 144.6 86.6 71.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 905 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 3 OD1 REMARK 620 2 ASP A 3 OD1 25.3 REMARK 620 3 ASP A 3 OD2 23.6 49.0 REMARK 620 4 ILE A 4 O 85.0 104.8 67.2 REMARK 620 5 ASP A 262 OD1 167.2 151.1 153.7 103.4 REMARK 620 6 ASP A 266 OD1 85.7 75.0 96.8 77.9 105.4 REMARK 620 7 ASP A 266 OD2 95.6 70.9 118.8 129.8 86.5 52.2 REMARK 620 8 HOH A1281 O 84.9 75.0 94.4 151.3 83.2 127.9 78.0 REMARK 620 9 HOH A1272 O 92.7 112.0 74.1 77.6 79.9 155.5 151.9 76.1 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 901 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 902 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 905 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOY A 913 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1XJO RELATED DB: PDB REMARK 900 NATIVE FORM OF SAME PROTEIN REMARK 900 RELATED ID: 1CP7 RELATED DB: PDB REMARK 900 NATIVE FORM OF SAME PROTEIN REMARK 900 RELATED ID: 1QQ9 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH L-METHIONINE REMARK 900 RELATED ID: 1F2P RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH L-PHENYLALANINE REMARK 900 RELATED ID: 1F2O RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH L-LEUCINE REMARK 900 RELATED ID: 1TF8 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH L-TRYPTOPHAN REMARK 900 RELATED ID: 1TF9 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH P-IODO-L-PHENYLALANINE DBREF 1XBU A 1 277 UNP P80561 APX_STRGR 1 277 SEQRES 1 A 284 ALA PRO ASP ILE PRO LEU ALA ASN VAL LYS ALA HIS LEU SEQRES 2 A 284 THR GLN LEU SER THR ILE ALA ALA ASN ASN GLY GLY ASN SEQRES 3 A 284 ARG ALA HIS GLY ARG PRO GLY TYR LYS ALA SER VAL ASP SEQRES 4 A 284 TYR VAL LYS ALA LYS LEU ASP ALA ALA GLY TYR THR THR SEQRES 5 A 284 THR LEU GLN GLN PHE THR SER GLY GLY ALA THR GLY TYR SEQRES 6 A 284 ASN LEU ILE ALA ASN TRP PRO GLY GLY ASP PRO ASN LYS SEQRES 7 A 284 VAL LEU MET ALA GLY ALA HIS LEU ASP SER VAL SER SER SEQRES 8 A 284 GLY ALA GLY ILE ASN ASP ASN GLY SER GLY SER ALA ALA SEQRES 9 A 284 VAL LEU GLU THR ALA LEU ALA VAL SER ARG ALA GLY TYR SEQRES 10 A 284 GLN PRO ASP LYS HIS LEU ARG PHE ALA TRP TRP GLY ALA SEQRES 11 A 284 GLU GLU LEU GLY LEU ILE GLY SER LYS PHE TYR VAL ASN SEQRES 12 A 284 ASN LEU PRO SER ALA ASP ARG SER LYS LEU ALA GLY TYR SEQRES 13 A 284 LEU ASN PHE ASP MET ILE GLY SER PRO ASN PRO GLY TYR SEQRES 14 A 284 PHE VAL TYR ASP ASP ASP PRO VAL ILE GLU LYS THR PHE SEQRES 15 A 284 LYS ASN TYR PHE ALA GLY LEU ASN VAL PRO THR GLU ILE SEQRES 16 A 284 GLU THR GLU GLY ASP GLY ARG SER ASP HIS ALA PRO PHE SEQRES 17 A 284 LYS ASN VAL GLY VAL PRO VAL GLY GLY LEU PHE THR GLY SEQRES 18 A 284 ALA GLY TYR THR LYS SER ALA ALA GLN ALA GLN LYS TRP SEQRES 19 A 284 GLY GLY THR ALA GLY GLN ALA PHE ASP ARG CYS TYR HIS SEQRES 20 A 284 SER SER CYS ASP SER LEU SER ASN ILE ASN ASP THR ALA SEQRES 21 A 284 LEU ASP ARG ASN SER ASP ALA ALA ALA HIS ALA ILE TRP SEQRES 22 A 284 THR LEU SER SER GLY THR GLY GLU PRO PRO THR HET ZN A 901 1 HET ZN A 902 1 HET CA A 905 1 HET IOY A 913 13 HETNAM ZN ZINC ION HETNAM CA CALCIUM ION HETNAM IOY P-IODO-D-PHENYLALANINE HETSYN IOY 4-IODOPHENYLALANINE FORMUL 2 ZN 2(ZN 2+) FORMUL 4 CA CA 2+ FORMUL 4 IOY C9 H10 I N O2 FORMUL 5 HOH *442(H2 O) HELIX 1 1 PRO A 5 ASN A 23 1 19 HELIX 2 2 ARG A 31 GLY A 49 1 19 HELIX 3 3 ASN A 98 GLY A 116 1 19 HELIX 4 4 ALA A 130 GLY A 134 5 5 HELIX 5 5 LEU A 135 LEU A 145 1 11 HELIX 6 6 PRO A 146 SER A 151 1 6 HELIX 7 7 ASP A 175 LEU A 189 1 15 HELIX 8 8 HIS A 205 ASN A 210 1 6 HELIX 9 9 SER A 227 GLY A 235 1 9 HELIX 10 10 ASN A 257 SER A 277 1 21 SHEET 1 A 8 THR A 51 SER A 59 0 SHEET 2 A 8 ALA A 62 ASN A 70 -1 O GLY A 64 N PHE A 57 SHEET 3 A 8 LYS A 121 TRP A 128 -1 O PHE A 125 N ALA A 69 SHEET 4 A 8 ASP A 75 HIS A 85 1 N LEU A 80 O HIS A 122 SHEET 5 A 8 LEU A 153 PHE A 159 1 O ALA A 154 N VAL A 79 SHEET 6 A 8 VAL A 215 PHE A 219 1 O GLY A 216 N ASN A 158 SHEET 7 A 8 PHE A 170 VAL A 171 -1 N PHE A 170 O PHE A 219 SHEET 8 A 8 GLU A 194 ILE A 195 1 O GLU A 194 N VAL A 171 SSBOND 1 CYS A 245 CYS A 250 1555 1555 2.12 LINK ZN ZN A 901 NE2 HIS A 85 1555 1555 1.99 LINK ZN ZN A 901 OD1 ASP A 97 1555 1555 1.96 LINK ZN ZN A 901 OD1 ASP A 160 1555 1555 1.98 LINK ZN ZN A 902 OD2 ASP A 97 1555 1555 1.95 LINK ZN ZN A 902 OE2 GLU A 132 1555 1555 1.96 LINK ZN ZN A 902 NE2 HIS A 247 1555 1555 2.03 LINK OD1AASP A 3 CA CA A 905 1555 1555 2.24 LINK OD1BASP A 3 CA CA A 905 1555 1555 2.57 LINK OD2BASP A 3 CA CA A 905 1555 1555 2.77 LINK O ILE A 4 CA CA A 905 1555 1555 2.45 LINK OD1 ASP A 262 CA CA A 905 1555 1555 2.35 LINK OD1 ASP A 266 CA CA A 905 1555 1555 2.49 LINK OD2 ASP A 266 CA CA A 905 1555 1555 2.51 LINK ZN ZN A 901 OXTAIOY A 913 1555 1555 2.03 LINK ZN ZN A 901 O AIOY A 913 1555 1555 1.82 LINK ZN ZN A 902 OXTAIOY A 913 1555 1555 2.29 LINK ZN ZN A 902 N AIOY A 913 1555 1555 2.31 LINK CA CA A 905 O HOH A1281 1555 1555 2.44 LINK CA CA A 905 O HOH A1272 1555 1555 2.50 CISPEP 1 ASP A 97 ASN A 98 0 1.84 SITE 1 AC1 5 HIS A 85 ASP A 97 ASP A 160 ZN A 902 SITE 2 AC1 5 IOY A 913 SITE 1 AC2 5 ASP A 97 GLU A 132 HIS A 247 ZN A 901 SITE 2 AC2 5 IOY A 913 SITE 1 AC3 6 ASP A 3 ILE A 4 ASP A 262 ASP A 266 SITE 2 AC3 6 HOH A1272 HOH A1281 SITE 1 AC4 12 HIS A 85 ASP A 97 GLU A 131 GLU A 132 SITE 2 AC4 12 ASP A 160 MET A 161 TYR A 172 PHE A 219 SITE 3 AC4 12 TYR A 246 HIS A 247 ZN A 901 ZN A 902 CRYST1 60.970 60.970 144.519 90.00 90.00 90.00 P 41 21 2 8 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 0.016402 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016402 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006920 0.00000