1VSF - Header Asymmetric Unit

HEADER ENDORIBONUCLEASE 29-NOV-95 1VSF

TITLE ASV INTEGRASE CORE DOMAIN WITH MN(II) COFACTOR AND HEPES TITLE 2 LIGAND, HIGH MG CONCENTRATION FORM

COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTEGRASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC CORE DOMAIN, RESIDUES 1 - 4, 52 - 209; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: CRYSTALS SOAKED IN 10 MILLIMOILAR MNCL2

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ROUS SARCOMA VIRUS (STRAIN SCHMIDT- SOURCE 3 RUPPIN); SOURCE 4 ORGANISM_TAXID: 11889; SOURCE 5 STRAIN: SCHMIDT-RUPPIN; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PRC23IN(52-207); SOURCE 9 OTHER_DETAILS: ORIGINAL VIRAL DNA CLONE\: JU ET AL., J. SOURCE 10 VIROL. 33:1026-1033 (1980), ORIGINAL EXPRESSION CLONE\: SOURCE 11 TERRY ET AL., J. VIROL. 62:2358-2365 (1988), EXPRESSION SOURCE 12 CLONE FOR CORE\: KULKOSKY ET AL., J. VIROL. 206:448-456 SOURCE 13 (1995)

KEYWDS HYDROLASE, ENDONUCLEASE, ENDORIBONUCLEASE

EXPDTA X-RAY DIFFRACTION

AUTHOR G.BUJACZ,M.JASKOLSKI,J.ALEXANDRATOS,A.WLODAWER

REVDAT 3 24-FEB-09 1VSF 1 VERSN REVDAT 2 01-APR-03 1VSF 1 JRNL REVDAT 1 03-APR-96 1VSF 0

JRNL AUTH G.BUJACZ,M.JASKOLSKI,J.ALEXANDRATOS,A.WLODAWER, JRNL AUTH 2 G.MERKEL,R.A.KATZ,A.M.SKALKA JRNL TITL THE CATALYTIC DOMAIN OF AVIAN SARCOMA VIRUS JRNL TITL 2 INTEGRASE: CONFORMATION OF THE ACTIVE-SITE JRNL TITL 3 RESIDUES IN THE PRESENCE OF DIVALENT CATIONS. JRNL REF STRUCTURE V. 4 89 1996 JRNL REFN ISSN 0969-2126 JRNL PMID 8805516 JRNL DOI 10.1016/S0969-2126(96)00012-3

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.05 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 86.0 REMARK 3 NUMBER OF REFLECTIONS : 9450 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 + TEST SET) : 0.130 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : 0.189 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1124 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 16 REMARK 3 SOLVENT ATOMS : 141 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.90 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.013 ; 0.017 REMARK 3 ANGLE DISTANCE (A) : 0.047 ; 0.041 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.050 ; 0.057 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.016 ; 0.022 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.165 ; 0.180 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.206 ; 0.500 REMARK 3 MULTIPLE TORSION (A) : 0.238 ; 0.500 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.255 ; 0.500 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 3.000 ; 3.400 REMARK 3 STAGGERED (DEGREES) : 18.900; 13.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 2.511 ; 2.400 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.749 ; 3.300 REMARK 3 SIDE-CHAIN BOND (A**2) : 5.430 ; 3.700 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 8.138 ; 6.400 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1VSF 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 : 20-OCT-94 REMARK 200 TEMPERATURE (KELVIN) : 295 REMARK 200 PH : 7.5 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 : 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 : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 300 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11953 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 5.530 REMARK 200 R MERGE (I) : 0.08500 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: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.5 THE PROTEIN WAS REMARK 280 CRYSTALLIZED FROM 20% PEG 4000, 10% ISOPROPANOL, 100 REMARK 280 MILLIMOLAR HEPES PH 7.5. CRYSTALS WERE THEN SOAKED IN 10 REMARK 280 MILLIMOLAR MNCL2.

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 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 40.80000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 33.12000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 33.12000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 61.20000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 33.12000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 33.12000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 20.40000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 33.12000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 33.12000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 61.20000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 33.12000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 33.12000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 20.40000 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 40.80000 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: THIS FILE CONTAINS ONLY A MONOMER. IN ORDER TO CREATE REMARK 300 THE SECOND SUBUNIT OF THE DIMERIC MOLECULE, THE FRACTIONAL REMARK 300 CRYSTALLOGRAPHIC COORDINATES NEED TO BE TRANSFORMED BY Y, X, 1.0 REMARK 300 - Z.

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 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 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 81.60000

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 PRO A 50 REMARK 465 LEU A 51 REMARK 465 ARG A 52 REMARK 465 GLU A 53 REMARK 465 ASN A 200 REMARK 465 LEU A 201

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 ARG A 70 CD - NE - CZ ANGL. DEV. = -8.5 DEGREES REMARK 500 ARG A 70 NE - CZ - NH2 ANGL. DEV. = -5.2 DEGREES REMARK 500 ARG A 74 NE - CZ - NH1 ANGL. DEV. = 6.1 DEGREES REMARK 500 ARG A 74 NE - CZ - NH2 ANGL. DEV. = -8.1 DEGREES REMARK 500 ASP A 82 CB - CG - OD1 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG A 95 NE - CZ - NH1 ANGL. DEV. = -4.0 DEGREES REMARK 500 ARG A 95 NE - CZ - NH2 ANGL. DEV. = 3.0 DEGREES REMARK 500 VAL A 96 CB - CA - C ANGL. DEV. = 12.1 DEGREES REMARK 500 ARG A 114 CD - NE - CZ ANGL. DEV. = -12.3 DEGREES REMARK 500 ASP A 121 CB - CG - OD2 ANGL. DEV. = -6.5 DEGREES REMARK 500 ARG A 132 CD - NE - CZ ANGL. DEV. = 9.9 DEGREES REMARK 500 ARG A 132 NE - CZ - NH1 ANGL. DEV. = 9.9 DEGREES REMARK 500 ARG A 132 NE - CZ - NH2 ANGL. DEV. = -5.9 DEGREES REMARK 500 TRP A 134 O - C - N ANGL. DEV. = -9.6 DEGREES REMARK 500 ARG A 168 NE - CZ - NH2 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG A 179 NE - CZ - NH1 ANGL. DEV. = 7.9 DEGREES REMARK 500 ARG A 179 NE - CZ - NH2 ANGL. DEV. = -9.5 DEGREES REMARK 500 ASN A 197 CB - CA - C ANGL. DEV. = -12.1 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 ARG A 74 67.51 -100.07 REMARK 500 SER A 150 -14.47 87.40 REMARK 500 GLN A 151 95.71 127.43 REMARK 500 GLN A 153 48.72 -145.02 REMARK 500 LYS A 178 -120.93 -122.54 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 70 0.14 SIDE_CHAIN REMARK 500 ARG A 132 0.09 SIDE_CHAIN 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 A 385 DISTANCE = 6.24 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 MN A 250 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 64 OD1 REMARK 620 2 ASP A 121 OD2 93.3 REMARK 620 3 HOH A 251 O 96.2 79.7 REMARK 620 4 HOH A 252 O 90.9 167.4 88.1 REMARK 620 5 HOH A 253 O 174.8 84.2 87.8 92.5 REMARK 620 6 HOH A 254 O 85.9 89.9 169.4 102.2 89.6 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ACT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: ACTIVE SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 250 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EPE A 261

REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE APPARENT DISCREPANCY BETWEEN THE SEQUENCE PRESENTED REMARK 999 HERE AND THE "POL_RSVP" SEQUENCE IS A RESULT OF VIRAL REMARK 999 STRAIN VARIATION. THE STRAIN USED FOR THIS WORK, REMARK 999 "ROUS SARCOMA VIRUS SCHMIDT-RUPPIN B", COMPARED TO REMARK 999 "POL-RSVP" SEQUENCE DIFFERS AT TWO POSITIONS WITH REMARK 999 THE CONSERVATIVE AMINO ACID RESIDUE DIFFERENCES NOTED REMARK 999 (VAL -> ALA 101 AND ARG -> LYS 166).

DBREF 1VSF A 54 199 UNP P03354 POL_RSVP 626 771

SEQADV 1VSF ALA A 101 UNP P03354 VAL 673 CONFLICT SEQADV 1VSF LYS A 166 UNP P03354 ARG 738 CONFLICT

SEQRES 1 A 152 PRO LEU ARG GLU GLY LEU GLY PRO LEU GLN ILE TRP GLN SEQRES 2 A 152 THR ASP PHE THR LEU GLU PRO ARG MET ALA PRO ARG SER SEQRES 3 A 152 TRP LEU ALA VAL THR VAL ASP THR ALA SER SER ALA ILE SEQRES 4 A 152 VAL VAL THR GLN HIS GLY ARG VAL THR SER VAL ALA ALA SEQRES 5 A 152 GLN HIS HIS TRP ALA THR ALA ILE ALA VAL LEU GLY ARG SEQRES 6 A 152 PRO LYS ALA ILE LYS THR ASP ASN GLY SER CYS PHE THR SEQRES 7 A 152 SER LYS SER THR ARG GLU TRP LEU ALA ARG TRP GLY ILE SEQRES 8 A 152 ALA HIS THR THR GLY ILE PRO GLY ASN SER GLN GLY GLN SEQRES 9 A 152 ALA MET VAL GLU ARG ALA ASN ARG LEU LEU LYS ASP LYS SEQRES 10 A 152 ILE ARG VAL LEU ALA GLU GLY ASP GLY PHE MET LYS ARG SEQRES 11 A 152 ILE PRO THR SER LYS GLN GLY GLU LEU LEU ALA LYS ALA SEQRES 12 A 152 MET TYR ALA LEU ASN HIS PHE ASN LEU

HET MN A 250 1 HET EPE A 261 15

HETNAM MN MANGANESE (II) ION HETNAM EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID

HETSYN EPE HEPES

FORMUL 2 MN MN 2+ FORMUL 3 EPE C8 H18 N2 O4 S FORMUL 4 HOH *141(H2 O)

HELIX 1 1 PRO A 69 MET A 71 5 3 HELIX 2 2 SER A 98 LEU A 112 1 15 HELIX 3 3 SER A 124 THR A 127 1 4 HELIX 4 4 LYS A 129 TRP A 138 1 10 HELIX 5 5 ALA A 154 GLY A 173 1 20 HELIX 6 6 THR A 182 ASN A 197 5 16

SHEET 1 A 5 ILE A 88 HIS A 93 0 SHEET 2 A 5 TRP A 76 ASP A 82 -1 N THR A 80 O VAL A 89 SHEET 3 A 5 ILE A 60 LEU A 67 -1 N THR A 66 O LEU A 77 SHEET 4 A 5 ALA A 117 LYS A 119 1 N ALA A 117 O TRP A 61 SHEET 5 A 5 ALA A 141 THR A 143 1 N ALA A 141 O ILE A 118

LINK MN MN A 250 OD1 ASP A 64 1555 1555 2.26 LINK MN MN A 250 OD2 ASP A 121 1555 1555 2.42 LINK MN MN A 250 O HOH A 251 1555 1555 2.01 LINK MN MN A 250 O HOH A 252 1555 1555 2.33 LINK MN MN A 250 O HOH A 253 1555 1555 2.41 LINK MN MN A 250 O HOH A 254 1555 1555 2.22

CISPEP 1 ALA A 72 PRO A 73 0 2.58

SITE 1 ACT 3 ASP A 64 ASP A 121 GLU A 157 SITE 1 AC1 6 ASP A 64 ASP A 121 HOH A 251 HOH A 252 SITE 2 AC1 6 HOH A 253 HOH A 254 SITE 1 AC2 15 PRO A 73 SER A 75 TRP A 76 ARG A 95 SITE 2 AC2 15 VAL A 96 ARG A 137 TRP A 138 LYS A 166 SITE 3 AC2 15 LYS A 191 ALA A 195 HOH A 322 HOH A 326 SITE 4 AC2 15 HOH A 333 HOH A 384 HOH A 407

CRYST1 66.240 66.240 81.600 90.00 90.00 90.00 P 43 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 0.015097 0.000000 0.000000 0.00000

SCALE2 0.000000 0.015097 0.000000 0.00000

SCALE3 0.000000 0.000000 0.012255 0.00000