England took a wicket with the opening supply of the four-Check sequence and had their hosts teetering on 111/5 after lunch however De Kock’s belligerent innings introduced South Africa again into the match.
James Anderson marked his 150th cap and return to the England assault with the first-ball wicket of opener Dean Elgar, setting the vacationers up for early domination of an inexperienced house facet looking for to halt a run of 5 successive Check defeats.
Sam Curran’s skilful bowling earned him figures of 4-57 and Stuart Broad returned from sickness to assert 3-52.
However De Kock wrestled the initiative away from England with an innings that mixed early aggression, as he sought to impose himself on the bowlers, with later circumspection.
He reached his 50 off 45 balls with some ferocious hitting earlier than digging in to attempt to tire out the England bowlers on a sizzling day.
He fell agonisingly wanting a sixth Check century as he feathered an away swinger from Curran via to wicketkeeper Jos Buttler for 95 off 128 balls.
De Kock featured in an 87-run sixth-wicket stand with 30-year-old debutant Dwaine Pretorius, who made 33, and 47 runs for the seventh wicket with Vernon Philander who was 28 not out on the shut.
Curran led the best way for the England bowlers, who needed to do with out Ben Stokes, pressured off the sector with dehydration though he did return to discipline for the final hour.
The 37-year-old Anderson’s first ball in Test cricket for 5 months, having limped out of the Ashes sequence with a calf harm, was a warm-up supply down the leg facet that Elgar tried to flick at and edged to Buttler.
It was not the beginning South Africa, below a brand new teaching regime after an administrative disaster, have been on the lookout for in opposition to an England facet who’ve battled with a flu bug of their camp since arriving virtually two weeks in the past.
However Zubayr Hamza, in his third check, boosted his probabilities of securing the common No. Three place with 39 earlier than being caught within the slips by Stokes off Broad.