1SLG - Header Asymmetric Unit

HEADER COMPLEX(BIOTIN-BINDING PROTEIN/PEPTIDE) 10-MAR-95 1SLG

TITLE STREPTAVIDIN, PH 5.6, BOUND TO PEPTIDE FCHPQNT

COMPND MOL_ID: 1; COMPND 2 MOLECULE: STREPTAVIDIN; COMPND 3 CHAIN: B, D; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: FCHPQNT; COMPND 6 CHAIN: M, P

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES AVIDINII; SOURCE 3 ORGANISM_TAXID: 1895; SOURCE 4 MOL_ID: 2

KEYWDS COMPLEX(BIOTIN-BINDING PROTEIN/PEPTIDE)

EXPDTA X-RAY DIFFRACTION

AUTHOR B.A.KATZ

REVDAT 2 24-FEB-09 1SLG 1 VERSN REVDAT 1 03-APR-96 1SLG 0

JRNL AUTH B.A.KATZ JRNL TITL BINDING TO PROTEIN TARGETS OF PEPTIDIC LEADS JRNL TITL 2 DISCOVERED BY PHAGE DISPLAY: CRYSTAL STRUCTURES OF JRNL TITL 3 STREPTAVIDIN-BOUND LINEAR AND CYCLIC PEPTIDE JRNL TITL 4 LIGANDS CONTAINING THE HPQ SEQUENCE JRNL REF BIOCHEMISTRY V. 34 15421 1995 JRNL REFN ISSN 0006-2960 JRNL PMID 7492542 JRNL DOI 10.1021/BI00047A005

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.76 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) : 1.76 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.50 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 20506 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL 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 : 2446 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 477 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.00 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) : 0.019 REMARK 3 BOND ANGLES (DEGREES) : 3.40 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.70 REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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) : 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: CRYST1 CELL AXES CHOSEN TO REMARK 3 CORRESPOND TO COORDINATES OF STREPTAVIDIN DEPOSITED BY WEBER REMARK 3 ET AL. IN THE PDB (ENTRY 1PTS). THE FOLLOWING ATOMS HAD WEAK REMARK 3 DENSITY AND OCCUPANCIES WERE REFINED: B 13, B 14, B 15 AND REMARK 3 (NOT NAME C OR NAME O) D 13, D 14, D 15 AND (NOT NAME C OR REMARK 3 NAME O) D 46, D 47, D 48, D 49, D 50, D 51 AND (NOT NAME C OR REMARK 3 NAME O) B 46, B 47, B 48, B 49, B 50 AND (NOT NAME C OR NAME REMARK 3 O) B 67, B 68 AND (NOT NAME C OR NAME O) B 53 AND (NAME NE OR REMARK 3 NAME NH1 OR NAME NH2 OR NAME CZ) B 103 AND (NAME NE OR NAME REMARK 3 NH1 OR NAME NH2 OR NAME CZ) D 103 AND (NAME NE OR NAME NH1 OR REMARK 3 NAME NH2 OR NAME CZ) D 84 AND (NAME NE OR NAME NH1 OR NAME NH2 REMARK 3 OR NAME CZ) B 116 AND (NAME CG OR NAME OR NAME OE1 OR NAME REMARK 3 OE2) M 7, P 1, P 2, B 135 M 1 WAS NOT LOCATED OR INCLUDED IN REMARK 3 THE MODEL. DISCRETELY DISORDERED SIDE CHAINS WHOSE OCCUPANCIES REMARK 3 AND STRUCTURES WERE SIMULTANEOUSLY REFINED WERE B 73, D 73, B REMARK 3 110, D 110, B 22, D 107, D 105. B 22 IS DISORDERED BETWEEN 2 REMARK 3 CONFORMATIONS ONE OF WHICH OCCUPIES A SIMILAR REGION OF SPACE REMARK 3 AS A TWO-FOLD RELATED B 22. THIS DISORDER CAN NOT BE PROPERLY REMARK 3 REFINED WITH X-PLOR. SEVERAL WATERS ARE ON OR NEAR TWO-FOLD REMARK 3 AXES, AND CAN NOT BE PROPERLY REFINED WITH X-PLOR. BULK REMARK 3 SOLVENT WAS REFINED.

REMARK 4 REMARK 4 1SLG COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

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 : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N 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) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SADIE, SAINT (SIEMENS) REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21587 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.07200 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL 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 (%): 39.61 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 5.6

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 48.12000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 52.94500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 24.01000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 48.12000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 52.94500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 24.01000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 48.12000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 52.94500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 24.01000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 48.12000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 52.94500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 24.01000 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 300 REMARK: MTRIX REMARK 300 THE TRANSFORMATIONS PRESENTED ON MTRIX RECORDS BELOW REMARK 300 DESCRIBE NON-CRYSTALLOGRAPHIC RELATIONSHIPS AMONG THE REMARK 300 VARIOUS DOMAINS IN THIS ENTRY. APPLYING THE APPROPRIATE REMARK 300 MTRIX TRANSFORMATION TO THE RESIDUES LISTED FIRST WILL REMARK 300 YIELD APPROXIMATE COORDINATES FOR THE RESIDUES LISTED REMARK 300 SECOND. REMARK 300 REMARK 300 NONCRYSTALLOGRAPHIC TWO-FOLD RELATING PROTOMERS OF THE REMARK 300 STREPTAVIDIN TETRAMER REMARK 300 REMARK 300 APPLIED TO TRANSFORMED TO REMARK 300 MTRIX RESIDUES RESIDUES RMSD REMARK 300 M1 B 13 .. M 7 D 13 .. P 7 0.845 REMARK 300 REMARK 300 SYMMETRY REMARK 300 THE CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS PRESENTED REMARK 300 BELOW GENERATE THE SUBUNITS OF THE POLYMERIC MOLECULE. REMARK 300 REMARK 300 STREPTAVIDIN IS A TETRAMERIC PROTEIN. THE REMARK 300 CRYSTALLOGRAPHIC TRANSFORMATION GIVEN HERE GENERATES THE REMARK 300 TETRAMER FROM THE DIMER FOUND IN THE ASYMMETRIC UNIT OF REMARK 300 THE CRYSTALS. REMARK 300 REMARK 300 APPLIED TO RESIDUES: B 13 .. B 133 REMARK 300 D 13 .. D 133 REMARK 300 M 2 .. M 6 REMARK 300 P 1 .. P 6 REMARK 300 REMARK 300 REMARK 300 SYMMETRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 300 SYMMETRY2 1 0.000000 -1.000000 0.000000 0.00000 REMARK 300 SYMMETRY3 1 0.000000 0.000000 -1.000000 0.00000

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: OCTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, M, D, P 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 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 ASP B 1 REMARK 465 PRO B 2 REMARK 465 SER B 3 REMARK 465 LYS B 4 REMARK 465 ASP B 5 REMARK 465 SER B 6 REMARK 465 LYS B 7 REMARK 465 ALA B 8 REMARK 465 GLN B 9 REMARK 465 VAL B 10 REMARK 465 SER B 11 REMARK 465 ALA B 12 REMARK 465 PHE M 1 REMARK 465 ASP D 1 REMARK 465 PRO D 2 REMARK 465 SER D 3 REMARK 465 LYS D 4 REMARK 465 ASP D 5 REMARK 465 SER D 6 REMARK 465 LYS D 7 REMARK 465 ALA D 8 REMARK 465 GLN D 9 REMARK 465 VAL D 10 REMARK 465 SER D 11 REMARK 465 ALA D 12 REMARK 465 LYS D 134 REMARK 465 PRO D 135

REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ALA D 15 N CA O CB REMARK 480 VAL D 47 N CA C O CB CG1 CG2

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 CD1 TYR B 22 O HOH B 852 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 CE1 TYR B 22 O HOH B 852 3655 1.72 REMARK 500 O HOH D 1056 O HOH D 1080 4555 2.00 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 SER P 2 CA SER P 2 CB 0.097 REMARK 500 REMARK 500 REMARK: NULL 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 TRP B 21 CD1 - CG - CD2 ANGL. DEV. = 7.0 DEGREES REMARK 500 TRP B 21 CE2 - CD2 - CG ANGL. DEV. = -6.2 DEGREES REMARK 500 GLU B 51 CA - CB - CG ANGL. DEV. = -20.6 DEGREES REMARK 500 GLU B 51 N - CA - C ANGL. DEV. = 24.4 DEGREES REMARK 500 GLU B 51 CA - C - N ANGL. DEV. = -29.1 DEGREES REMARK 500 TYR B 54 CB - CG - CD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 ARG B 59 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 LEU B 73 CA - CB - CG ANGL. DEV. = 17.1 DEGREES REMARK 500 TRP B 75 CD1 - CG - CD2 ANGL. DEV. = 7.0 DEGREES REMARK 500 TRP B 75 CE2 - CD2 - CG ANGL. DEV. = -5.7 DEGREES REMARK 500 TRP B 79 CD1 - CG - CD2 ANGL. DEV. = 5.1 DEGREES REMARK 500 TRP B 79 CE2 - CD2 - CG ANGL. DEV. = -5.4 DEGREES REMARK 500 TRP B 92 CD1 - CG - CD2 ANGL. DEV. = 5.6 DEGREES REMARK 500 TRP B 92 CE2 - CD2 - CG ANGL. DEV. = -5.4 DEGREES REMARK 500 GLN B 107 CA - CB - CG ANGL. DEV. = -17.8 DEGREES REMARK 500 TRP B 108 CD1 - CG - CD2 ANGL. DEV. = 6.1 DEGREES REMARK 500 TRP B 108 CE2 - CD2 - CG ANGL. DEV. = -5.7 DEGREES REMARK 500 TRP B 120 CD1 - CG - CD2 ANGL. DEV. = 6.7 DEGREES REMARK 500 TRP B 120 CE2 - CD2 - CG ANGL. DEV. = -6.0 DEGREES REMARK 500 VAL B 133 CA - CB - CG2 ANGL. DEV. = -10.1 DEGREES REMARK 500 TRP D 21 CD1 - CG - CD2 ANGL. DEV. = 5.2 DEGREES REMARK 500 TRP D 21 CE2 - CD2 - CG ANGL. DEV. = -5.3 DEGREES REMARK 500 VAL D 31 CB - CA - C ANGL. DEV. = -13.0 DEGREES REMARK 500 VAL D 31 CG1 - CB - CG2 ANGL. DEV. = 15.3 DEGREES REMARK 500 ALA D 46 O - C - N ANGL. DEV. = -10.1 DEGREES REMARK 500 GLU D 51 CA - C - O ANGL. DEV. = 13.9 DEGREES REMARK 500 GLU D 51 CA - C - N ANGL. DEV. = -24.0 DEGREES REMARK 500 TYR D 54 CB - CG - CD2 ANGL. DEV. = -4.3 DEGREES REMARK 500 TYR D 60 CB - CG - CD2 ANGL. DEV. = -5.7 DEGREES REMARK 500 TYR D 60 CB - CG - CD1 ANGL. DEV. = 4.0 DEGREES REMARK 500 LEU D 73 CA - CB - CG ANGL. DEV. = 15.4 DEGREES REMARK 500 TRP D 75 CD1 - CG - CD2 ANGL. DEV. = 6.4 DEGREES REMARK 500 TRP D 75 CE2 - CD2 - CG ANGL. DEV. = -5.0 DEGREES REMARK 500 TRP D 79 CD1 - CG - CD2 ANGL. DEV. = 6.1 DEGREES REMARK 500 TRP D 79 CE2 - CD2 - CG ANGL. DEV. = -5.8 DEGREES REMARK 500 TRP D 92 CD1 - CG - CD2 ANGL. DEV. = 7.5 DEGREES REMARK 500 TRP D 92 CG - CD1 - NE1 ANGL. DEV. = -6.3 DEGREES REMARK 500 TRP D 92 CE2 - CD2 - CG ANGL. DEV. = -5.2 DEGREES REMARK 500 TRP D 108 CD1 - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 TRP D 108 CE2 - CD2 - CG ANGL. DEV. = -6.4 DEGREES REMARK 500 TRP D 108 CG - CD2 - CE3 ANGL. DEV. = 5.9 DEGREES REMARK 500 TRP D 120 CD1 - CG - CD2 ANGL. DEV. = 6.4 DEGREES REMARK 500 TRP D 120 CE2 - CD2 - CG ANGL. DEV. = -5.6 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 ASN B 49 173.41 64.87 REMARK 500 GLU B 51 62.15 -115.43 REMARK 500 THR B 66 -112.32 -71.22 REMARK 500 ASP B 67 -151.76 55.66 REMARK 500 ASN B 81 -159.67 -127.30 REMARK 500 GLU D 14 -90.34 -14.34 REMARK 500 ALA D 15 1.50 -69.48 REMARK 500 ALA D 46 -155.23 -68.98 REMARK 500 VAL D 47 -28.45 64.70 REMARK 500 ASN D 49 142.64 -33.18 REMARK 500 ALA D 50 38.56 -71.36 REMARK 500 GLU D 51 64.89 179.31 REMARK 500 ASN D 81 -159.99 -136.42 REMARK 500 SER P 2 122.31 82.99 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 LYS B 134 PRO B 135 148.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 GLU B 51 -16.16 REMARK 500 GLU D 51 -11.38 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 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: (11X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 GLU B 51 19.9 L L OUTSIDE RANGE REMARK 500 GLU D 51 24.6 L L OUTSIDE RANGE 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 M1000 DISTANCE = 9.20 ANGSTROMS REMARK 525 HOH B 972 DISTANCE = 7.22 ANGSTROMS REMARK 525 HOH B 980 DISTANCE = 7.89 ANGSTROMS REMARK 525 HOH D 914 DISTANCE = 5.19 ANGSTROMS REMARK 525 HOH D 921 DISTANCE = 6.05 ANGSTROMS REMARK 525 HOH B 999 DISTANCE = 11.95 ANGSTROMS REMARK 525 HOH B1006 DISTANCE = 5.12 ANGSTROMS REMARK 525 HOH D 952 DISTANCE = 16.40 ANGSTROMS REMARK 525 HOH D 961 DISTANCE = 8.40 ANGSTROMS REMARK 525 HOH B1019 DISTANCE = 11.95 ANGSTROMS REMARK 525 HOH D 968 DISTANCE = 16.61 ANGSTROMS REMARK 525 HOH B1022 DISTANCE = 5.37 ANGSTROMS REMARK 525 HOH D 970 DISTANCE = 13.77 ANGSTROMS REMARK 525 HOH B1055 DISTANCE = 8.23 ANGSTROMS REMARK 525 HOH D1025 DISTANCE = 15.90 ANGSTROMS REMARK 525 HOH D1030 DISTANCE = 8.72 ANGSTROMS REMARK 525 HOH B1072 DISTANCE = 10.01 ANGSTROMS REMARK 525 HOH B1077 DISTANCE = 9.46 ANGSTROMS REMARK 525 HOH D1050 DISTANCE = 5.20 ANGSTROMS REMARK 525 HOH D1054 DISTANCE = 5.09 ANGSTROMS REMARK 525 HOH B1083 DISTANCE = 8.02 ANGSTROMS REMARK 525 HOH D1062 DISTANCE = 16.68 ANGSTROMS REMARK 525 HOH B1084 DISTANCE = 5.01 ANGSTROMS REMARK 525 HOH B1088 DISTANCE = 8.03 ANGSTROMS REMARK 525 HOH D1071 DISTANCE = 7.06 ANGSTROMS

DBREF 1SLG B 1 135 UNP P22629 SAV_STRAV 25 159 DBREF 1SLG D 1 135 UNP P22629 SAV_STRAV 25 159 DBREF 1SLG M 1 7 PDB 1SLG 1SLG 1 7 DBREF 1SLG P 1 7 PDB 1SLG 1SLG 1 7

SEQRES 1 B 135 ASP PRO SER LYS ASP SER LYS ALA GLN VAL SER ALA ALA SEQRES 2 B 135 GLU ALA GLY ILE THR GLY THR TRP TYR ASN GLN LEU GLY SEQRES 3 B 135 SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA LEU SEQRES 4 B 135 THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SER SEQRES 5 B 135 ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO ALA SEQRES 6 B 135 THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL ALA SEQRES 7 B 135 TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR THR SEQRES 8 B 135 TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG ILE SEQRES 9 B 135 ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU ALA SEQRES 10 B 135 ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR PHE SEQRES 11 B 135 THR LYS VAL LYS PRO SEQRES 1 M 7 PHE SER HIS PRO GLN ASN THR SEQRES 1 D 135 ASP PRO SER LYS ASP SER LYS ALA GLN VAL SER ALA ALA SEQRES 2 D 135 GLU ALA GLY ILE THR GLY THR TRP TYR ASN GLN LEU GLY SEQRES 3 D 135 SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA LEU SEQRES 4 D 135 THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SER SEQRES 5 D 135 ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO ALA SEQRES 6 D 135 THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL ALA SEQRES 7 D 135 TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR THR SEQRES 8 D 135 TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG ILE SEQRES 9 D 135 ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU ALA SEQRES 10 D 135 ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR PHE SEQRES 11 D 135 THR LYS VAL LYS PRO SEQRES 1 P 7 PHE SER HIS PRO GLN ASN THR

FORMUL 5 HOH *159(H2 O)

HELIX 1 1 GLU B 14 ILE B 17 1 4 HELIX 2 2 ALA B 50 SER B 52 5 3 HELIX 3 3 GLU B 116 LYS B 121 5 6 HELIX 4 4 GLU D 14 ILE D 17 5 4 HELIX 5 5 GLU D 116 LYS D 121 5 6

SHEET 1 A 9 GLY B 19 TYR B 22 0 SHEET 2 A 9 THR B 28 ALA B 33 -1 N VAL B 31 O GLY B 19 SHEET 3 A 9 ALA B 38 GLU B 44 -1 N GLU B 44 O THR B 28 SHEET 4 A 9 ARG B 53 TYR B 60 -1 N GLY B 58 O LEU B 39 SHEET 5 A 9 THR B 71 ALA B 78 -1 N THR B 76 O THR B 57 SHEET 6 A 9 SER B 88 VAL B 97 -1 N TYR B 96 O THR B 71 SHEET 7 A 9 ARG B 103 SER B 112 -1 N THR B 111 O ALA B 89 SHEET 8 A 9 THR B 123 LYS B 134 -1 N PHE B 130 O ILE B 104 SHEET 9 A 9 THR B 20 ASN B 23 -1 N TYR B 22 O THR B 131 SHEET 1 B 8 GLY D 19 TYR D 22 0 SHEET 2 B 8 THR D 28 ALA D 33 -1 N VAL D 31 O GLY D 19 SHEET 3 B 8 ALA D 38 GLU D 44 -1 N GLU D 44 O THR D 28 SHEET 4 B 8 ARG D 53 TYR D 60 -1 N GLY D 58 O LEU D 39 SHEET 5 B 8 THR D 71 ALA D 78 -1 N THR D 76 O THR D 57 SHEET 6 B 8 SER D 88 VAL D 97 -1 N TYR D 96 O THR D 71 SHEET 7 B 8 ARG D 103 SER D 112 -1 N THR D 111 O ALA D 89 SHEET 8 B 8 THR D 123 THR D 131 -1 N PHE D 130 O ILE D 104

CRYST1 96.240 105.890 48.020 90.00 90.00 90.00 I 2 2 2 16

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 0.010391 0.000000 0.000000 0.00000

SCALE2 0.000000 0.009444 0.000000 0.00000

SCALE3 0.000000 0.000000 0.020825 0.00000

MTRIX1 1 -1.000000 -0.029000 -0.004000 52.96300 1

MTRIX2 1 -0.024000 0.725000 0.689000 0.53900 1

MTRIX3 1 -0.017000 0.689000 -0.725000 0.40300 1